SciVisCap question review

12 figures · 104 questions · 28 not applicable · showing 104
SearchPresence/Absence2 options

Small arrows indicating the airflow direction are present on the hood of the car.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
Small arrows are clearly visible arranged in rows across the hood, windshield, and roof of the car, indicating the flow direction.
Where to look
The small dark arrows pointing backward across the hood and windshield of the car.
SearchCounting4 options

How many flat ribbons flow along the side of the car?

  1. A3Correct
  2. B4Correct
  3. C5Correct
  4. D6Correct
Rationale
Counting the ribbons vertically from top to bottom along the side of the car yields exactly 5 ribbons.
Where to look
The 5 dark reddish ribbons originating near the front right corner and extending along the side of the vehicle.
Pattern RecognitionTrend4 options

Following the thin particle paths from the front bumper up toward the roof of the car, their height ______ .

  1. AincreasesCorrect
  2. BdecreasesCorrect
  3. Cdecreases, then increasesCorrect
  4. Dremains constantCorrect
Rationale
The thin lines rise steadily in height as they travel from the front bumper up over the hood and windshield toward the roof.
Where to look
The upward trajectory of the thin black lines over the front hood and windshield.
Pattern RecognitionRepetition2 options

Across the hood of the car, the small arrows point in roughly the same direction.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
All the arrows across the hood uniformly point backward and upward toward the windshield.
Where to look
The consistent orientation of the arrow symbols across the entire hood surface.
Spatial UnderstandingAbsolute4 options

In which direction do the small arrows on the car's hood point?

  1. AToward the rear of the carCorrect
  2. BToward the front bumperCorrect
  3. CStraight downwardCorrect
  4. DDirectly to the left side of the imageCorrect
Rationale
The arrows on the hood point along the surface toward the windshield and the rear of the vehicle.
Where to look
The arrowhead directions on the hood pointing up and back toward the rear.
Spatial UnderstandingRelative4 options

Relative to the flat ribbons, the thin particle paths are located ______ .

  1. Ahigher and closer to the center of the carCorrect
  2. Blower and closer to the wheelsCorrect
  3. Cdirectly underneath the carCorrect
  4. Donly behind the rear bumperCorrect
Rationale
The thin lines travel over the hood, windshield, and roof along the center/upper portion of the car, whereas the ribbons travel lower along the side of the car body.
Where to look
The position of the thin lines over the hood and roof relative to the ribbons running along the side doors and fenders.
Spatial UnderstandingIntersection2 options

The thin particle paths pass over the car's roof without penetrating into the car body.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
The thin lines smoothly arch through the open space above the hood, windshield, and roof without passing through or penetrating the vehicle's surface.
Where to look
The lines remain visibly suspended above the car's roof and rear window.
Quantitative EstimationAbsolute EstimationNot applicable

The visualization does not provide any numerical values, units, or a calibrated scale bar for the flow measurement or physical dimensions.

Quantitative EstimationRelative Estimation (Binary)Not applicable

The figure lacks a color bar or legend indicating whether the colors on the background plane correspond to higher or lower values.

Quantitative EstimationRelative Estimation (Quantitative)Not applicable

No numerical scale, color bar values, or quantitative reference marks are provided to compute differences or ratios.

Shape DescriptionShape Description4 options

As the thin particle paths travel from the front of the car to the back, their overall shape is best described as ______ .

  1. Aarching upward over the vehicle and gently sloping downward toward the rearCorrect
  2. Bforming closed circular loops around the front bumperCorrect
  3. Cbending into sharp 90-degree zigzagsCorrect
  4. Dspiraling tightly around the car bodyCorrect
Rationale
The thin lines follow smooth curved paths that arch up from the front, peak above the roof, and curve downward toward the rear.
Where to look
The smooth curved geometry of the thin black lines tracing the profile above the car.
SearchPresence/Absence2 options

Spiral-shaped streamlines coiling around a central point are present in the visualization.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
Distinct spiral streamlines that coil around central points are visible in both the bottom-left and upper-right areas of the flow field.
Where to look
The lower-left and upper-right sections of the image clearly display tightly coiling spirals.
SearchCounting4 options

How many distinct spiral centers (tightly coiling swirls) are present in the visualization?

  1. A1Correct
  2. B2Correct
  3. C3Correct
  4. D4Correct
Rationale
There are exactly two distinct spiral centers in the flow field: one located in the lower-left area and another located in the upper-right area.
Where to look
One spiral center is visible in the lower-left quadrant near the bottom edge, and a second spiral center is visible in the upper-right quadrant near the top edge.
Pattern RecognitionTrend4 options

Moving along a straight diagonal line from the bottom-left corner to the top-right corner, the curvature of the streamlines ______ .

  1. Asteadily increasesCorrect
  2. Bsteadily decreasesCorrect
  3. Cdecreases, then increasesCorrect
  4. Dremains constantCorrect
Rationale
Near the bottom-left corner, the streamlines are tightly curved around a swirl. As you move into the center, they straighten out into nearly vertical lines, and then curve tightly again around the swirl near the top-right corner.
Where to look
Streamlines transition from tightly curved in the lower-left, to nearly straight vertical lines across the diagonal center, and back to tightly curved in the upper-right.
Pattern RecognitionRepetition2 options

Tightly coiled swirling flow patterns appear in both the bottom-left and top-right regions of the visualization.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
A complex swirling flow pattern containing a spiral center is present in the lower-left area, and a very similar swirling flow pattern is repeated in the upper-right area.
Where to look
Both the lower-left quadrant and the upper-right quadrant contain similar swirling streamline formations.
Spatial UnderstandingAbsolute4 options

In which region of the visualization do the streamlines run predominantly straight and nearly vertical?

  1. AIn the bottom-left cornerCorrect
  2. BIn the top-right cornerCorrect
  3. CIn the central regionCorrect
  4. DIn the upper-left cornerCorrect
Rationale
The central vertical band of the image contains streamlines that run straight from top to bottom, unlike the corners which contain curved or swirling patterns.
Where to look
The middle portion of the box between x ≈ 0.35 and x ≈ 0.7 consists of nearly parallel vertical lines.
Spatial UnderstandingRelative4 options

Relative to the swirling pattern in the bottom-left area, the other swirling pattern is located toward the ______ .

  1. Abottom-rightCorrect
  2. Btop-leftCorrect
  3. Ctop-rightCorrect
  4. Dbottom-centerCorrect
Rationale
The two swirling features sit on opposite sides along the main diagonal, placing the second swirl toward the top-right relative to the first one in the lower-left.
Where to look
The lower-left swirl is near the bottom-left, while the other swirl is situated in the upper-right corner area.
Spatial UnderstandingIntersection2 options

Do any of the streamlines in the visualization cross over or intersect one another?

  1. AYesCorrect
  2. BNoCorrect
Rationale
The streamlines run continuously alongside each other without crossing or intersecting anywhere in the image.
Where to look
Throughout the entire field, every streamline remains separated from neighboring streamlines with no intersecting lines.
Quantitative EstimationAbsolute EstimationNot applicable

The visualization contains no numerical values, scale bars, or data units, so no metric can be estimated in physical or data units.

Quantitative EstimationRelative Estimation (Binary)Not applicable

The visualization does not encode any quantitative scalar data (such as velocity magnitude, pressure, or temperature), so quantitative comparisons cannot be made.

Quantitative EstimationRelative Estimation (Quantitative)Not applicable

The visualization does not display any numerical quantities or scales, preventing calculation of ratios or differences.

Shape DescriptionShape Description4 options

The streamlines in the central region of the visualization are best described as ______ .

  1. Anearly parallel, vertical linesCorrect
  2. Bconcentric closed circlesCorrect
  3. Czigzagging horizontal wavesCorrect
  4. Dradiating spokes fanning out from a single pointCorrect
Rationale
Across the middle section of the flow field, the streamlines form a uniform pattern of nearly straight, parallel vertical lines.
Where to look
The central band of the image consists of straight lines oriented vertically and running almost parallel to each other.
SearchPresence/Absence2 options

Red blood vessels are visible in the wrist region between the forearm and palm bones.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
Branching red structures representing blood vessels are clearly visible across the wrist bones in the center of the visualization.
Where to look
Red vessel structures appear overlaid across the cluster of wrist bones in the middle portion of the hand.
SearchCounting4 options

At the top of the visualization, how many large forearm bones are shown extending down toward the wrist?

  1. A1Correct
  2. B2Correct
  3. C3Correct
  4. D4Correct
Rationale
Exactly two distinct forearm bones are visible side by side at the top of the image.
Where to look
At the top edge, two large yellow bone shafts extend downwards toward the wrist joint.
Pattern RecognitionTrend4 options

Moving from the forearm at the top of the image downward into the palm, the number of side-by-side long bones ______ .

  1. AdecreasesCorrect
  2. Bremains constantCorrect
  3. CincreasesCorrect
  4. Ddecreases, then increasesCorrect
Rationale
The visualization starts with two forearm bones at the top and progresses to four to five parallel long bones in the palm.
Where to look
There are 2 parallel bones in the upper forearm region, increasing to 4 or 5 parallel bones across the lower palm region.
Pattern RecognitionRepetition4 options

Which structural pattern can be observed among the long bones of the palm?

  1. AThey form concentric circles centered on the wrist.Correct
  2. BThey spiral outward from a single point.Correct
  3. CThey intersect each other to form a triangular lattice.Correct
  4. DThey repeat as roughly parallel elongated shafts placed side by side.Correct
Rationale
Across the palm, the long bones exhibit a repeating pattern of roughly parallel, elongated shafts.
Where to look
In the lower half of the hand, four yellow bones repeat the same elongated rod-like shape side by side.
Spatial UnderstandingAbsolute4 options

Where is the thin, straight, vertical rod-like structure located in the image?

  1. AAlong the far right sideCorrect
  2. BDirectly in the center of the palmCorrect
  3. CAlong the far left sideCorrect
  4. DAcross the very top edgeCorrect
Rationale
A slender vertical tube or rod extends along the left edge of the visualization frame.
Where to look
On the far left margin, a pale vertical tube-like shape runs parallel to the forearm and wrist.
Spatial UnderstandingRelative4 options

Relative to the yellow bones, the red blood vessels are located ______ .

  1. Aentirely underneath the bones, completely hidden from viewCorrect
  2. Balong the outer surfaces and between the bonesCorrect
  3. Conly beyond the tips of the fingersCorrect
  4. Dexclusively inside the hollow core of the forearmCorrect
Rationale
The red blood vessels travel across the external surfaces of the bones and through the gaps between them.
Where to look
Red branching vessels are seen overlying the yellow bone surfaces and occupying the spaces separating the long bones.
Spatial UnderstandingIntersection2 options

None of the red blood vessels cross over the front surfaces of the wrist bones.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
Red blood vessels directly cross and overlay the front surfaces of the wrist bones, making the statement false.
Where to look
Red vessels are visibly superimposed directly on top of the central wrist bones.
Quantitative EstimationAbsolute EstimationNot applicable

The visualization lacks a scale bar, tick marks, or measurement units to estimate physical quantities.

Quantitative EstimationRelative Estimation (Binary)2 options

Comparing the two forearm bones at the top, the bone on the left is wider than the bone on the right.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
The right forearm bone is visibly wider and thicker than the narrower left forearm bone, making the statement false.
Where to look
At the top of the image, the bone on the right has a substantially broader shaft and base than the bone on the left.
Quantitative EstimationRelative Estimation (Quantitative)4 options

Near the wrist, the width of the right forearm bone is approximately how many times the width of the left forearm bone?

  1. AAbout 5 times as wideCorrect
  2. BAbout 8 times as wideCorrect
  3. CAbout 2 times as wideCorrect
  4. DAbout 12 times as wideCorrect
Rationale
Near the wrist joint, the right forearm bone flares to approximately double the horizontal span of the left forearm bone.
Where to look
The lower end of the right forearm bone measures roughly twice the width of the adjacent left forearm bone.
Shape DescriptionShape Description4 options

The overall shape of the red blood vessel network across the hand is best described as ______ .

  1. Aa solid rectangular blockCorrect
  2. Ba branching network of narrow pathwaysCorrect
  3. Ca series of isolated concentric circlesCorrect
  4. Da smooth spiral coneCorrect
Rationale
The red blood vessels form a tree-like, branching structure composed of thin paths spreading across the bones.
Where to look
The red vessels subdivide and branch repeatedly into slender linear tracks across the wrist and hand.
SearchPresence/Absence2 options

Blood vessels are visible crossing over the bones of the wrist and palm.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
Solid, cord-like blood vessels are clearly visible traversing across the surface of the wrist and palm bones.
Where to look
Branching vessels run across the carpals and metacarpals in the center of the hand.
SearchCounting4 options

At the lower-left end of the forearm, how many bones are shown cut in cross-section?

  1. A1Correct
  2. B2Correct
  3. C3Correct
  4. D4Correct
Rationale
The visualization shows the two forearm bones (the radius and ulna) cut off at the lower-left edge.
Where to look
Two distinct circular bone cross-sections terminate at the bottom-left boundary of the arm.
Pattern RecognitionTrend4 options

Moving from the wrist toward the fingers, the blood vessels generally ______ .

  1. Amerge into a single large vesselCorrect
  2. Bbranch into narrower, more numerous pathwaysCorrect
  3. Cstraighten without dividingCorrect
  4. Dincrease steadily in thicknessCorrect
Rationale
The vessels entering from the wrist divide into multiple progressively thinner branches as they spread across the palm toward the digits.
Where to look
The thicker vessels in the lower center split repeatedly into finer channels leading upward toward the fingers.
Pattern RecognitionRepetition2 options

Across the palm, multiple elongated bones are arranged side by side in a recurring pattern.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
The palm region displays several elongated bones (metacarpals) arranged parallel to one another.
Where to look
Four prominent elongated bones lie side by side across the mid-to-upper region of the hand.
Spatial UnderstandingAbsolute4 options

Toward which corner of the image do the cut forearm bones extend?

  1. ATop-rightCorrect
  2. BTop-leftCorrect
  3. CBottom-leftCorrect
  4. DBottom-rightCorrect
Rationale
The forearm portion of the limb is oriented toward the lower-left corner of the frame.
Where to look
The two long forearm bones terminate in the lower-left quadrant.
Spatial UnderstandingRelative4 options

Relative to the underlying bones of the hand, where are the visible blood vessels positioned?

  1. ACloser to the viewer, across the front surface of the bonesCorrect
  2. BDirectly behind the bones, away from the viewerCorrect
  3. CInside the hollow center of each boneCorrect
  4. DOnly along the extreme outer edge of the skinCorrect
Rationale
The blood vessels run superficial to the skeleton, resting on the surface facing the viewer.
Where to look
The vessels cast light and shadow over the front surfaces of the carpals and metacarpals.
Spatial UnderstandingIntersection2 options

In the visualization, the blood vessels pass in front of and partially occlude the bones beneath them.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
Because the blood vessels lie in front of the opaque bones from this viewpoint, they visually overlap and cover portions of the bone surfaces.
Where to look
Vessels cross over the wrist and palm bones, blocking the view of the bone beneath their contours.
Quantitative EstimationAbsolute EstimationNot applicable

The visualization does not include a scale bar, coordinate grid, or numerical units.

Quantitative EstimationRelative Estimation (Binary)2 options

Compared to the branches extending toward the fingers, the primary vessel entering at the wrist has a ______ .

  1. Alarger diameterCorrect
  2. Bsmaller diameterCorrect
Rationale
The main vessel trunk ascending from the wrist is visibly thicker than its downstream branches.
Where to look
The vessel along the wrist is substantially broader than the thin filaments leading into the fingers.
Quantitative EstimationRelative Estimation (Quantitative)Not applicable

The visualization lacks numerical units, tick marks, or a scale bar needed to quantitatively calculate ratios or differences.

Shape DescriptionShape Description4 options

The arrangement of the blood vessels across the palm is best described as ______ .

  1. Aa set of concentric ringsCorrect
  2. Ba curving, tree-like branching networkCorrect
  3. Ca rigid square gridCorrect
  4. Da single tight spiralCorrect
Rationale
The vessels exhibit characteristic vascular morphology, splitting into curved, tree-like arborizations.
Where to look
The vessel structures in the palm diverge into curved, bifurcating channels across the palm surface.
SearchPresence/Absence2 options

A spherical handle is present at the end of the ruler near the toes.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
A spherical handle is visible at the top-right end of the ruler near the toes.
Where to look
The upper-right tip of the ruler terminates in a round, metallic spherical handle.
SearchCounting4 options

How many toes are visible on the foot?

  1. A3Correct
  2. B4Correct
  3. C5Correct
  4. D6Correct
Rationale
Counting the distinct toe structures from left to right reveals exactly five toes.
Where to look
Five toe digits extend toward the upper-right corner of the image.
Pattern RecognitionTrend4 options

Moving along the ruler from the heel toward the toes, the labeled numbers ______ .

  1. AdecreaseCorrect
  2. Bstay the sameCorrect
  3. Cincrease, then decreaseCorrect
  4. DincreaseCorrect
Rationale
The numbers start at 0 near the heel and continuously increase to 24 near the toes.
Where to look
The labels printed along the ruler progress upward from 0, 2, 4 up to 24.
Pattern RecognitionRepetition4 options

The numbered labels along the ruler recur at a constant interval of ______ .

  1. A1 cmCorrect
  2. B2 cmCorrect
  3. C4 cmCorrect
  4. D5 cmCorrect
Rationale
The labels appear as 0, 2, 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, and 24, which is a consistent interval of 2 cm.
Where to look
Every numbered tick mark increases by 2 cm along the ruler.
Spatial UnderstandingAbsolute4 options

In the image, the toes of the foot point toward the ______ .

  1. Alower leftCorrect
  2. Bupper rightCorrect
  3. Cupper leftCorrect
  4. Dlower rightCorrect
Rationale
The foot is oriented diagonally with the heel at the lower left and the toes extending toward the upper right.
Where to look
The toe bones extend toward the upper-right portion of the frame.
Spatial UnderstandingRelative4 options

Relative to the rest of the foot, the mark labeled '0' on the ruler is located closest to the ______ .

  1. AankleCorrect
  2. BmidfootCorrect
  3. CheelCorrect
  4. DtoesCorrect
Rationale
The '0' mark is located at the bottom-left end of the ruler, directly beside the heel bone.
Where to look
The label '0' appears at the lowest and leftmost part of the foot, where the heel is located.
Spatial UnderstandingIntersection2 options

The measurement ruler penetrates through the internal structure of the foot.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
The ruler passes through the interior of the foot, with internal bones and tissues appearing both above and behind it.
Where to look
Tissues and bones in the midfoot surround and partially occlude segments of the ruler.
Quantitative EstimationAbsolute Estimation4 options

What is the highest number labeled on the ruler?

  1. A18Correct
  2. B20Correct
  3. C22Correct
  4. D24Correct
Rationale
The final numbered tick mark before the spherical handle is labeled 24.
Where to look
The number '24' is printed near the top-right end of the ruler.
Quantitative EstimationRelative Estimation (Binary)4 options

Which of the following labeled marks along the ruler is closer to the spherical handle?

  1. A6Correct
  2. B12Correct
  3. C18Correct
  4. D22Correct
Rationale
The spherical handle is located past the 24 cm mark, making 22 closer to it than 6, 12, or 18.
Where to look
The label '22' is situated directly adjacent to '24' and the terminal spherical handle.
Quantitative EstimationRelative Estimation (Quantitative)4 options

What is the difference in distance between the tick mark labeled '8' and the tick mark labeled '20'?

  1. A6 cmCorrect
  2. B8 cmCorrect
  3. C12 cmCorrect
  4. D16 cmCorrect
Rationale
Subtracting 8 cm from 20 cm gives a difference of 12 cm.
Where to look
The numbered marks '8' and '20' indicate positions separated by 20 - 8 = 12 cm.
Shape DescriptionShape Description4 options

The measurement ruler is best described as a ______ .

  1. Astraight rodCorrect
  2. Bcurved arcCorrect
  3. Czig-zag lineCorrect
  4. Dspiral coilCorrect
Rationale
The ruler runs directly from the heel to the toes as a straight, rigid rod.
Where to look
The white ruler forms an uncurved straight line spanning the length of the foot.
SearchPresence/Absence2 options

A large claw is visible extending toward the upper right of the lobster.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
In the upper-right area of the visualization, a large curved claw of the lobster is clearly visible attached to its body.
Where to look
The upper-right region displays the prominent curved claw of the lobster.
SearchCounting4 options

How many large, raised claws are visible on the lobster?

  1. A0Correct
  2. B1Correct
  3. C2Correct
  4. D4Correct
Rationale
Only one large claw is visible, extending upward into the upper-right corner. The other side does not show a raised large claw.
Where to look
A single large claw appears in the upper-right corner attached to the lobster body.
Pattern RecognitionTrendNot applicable

The visualization does not depict a progression or change over time or across an ordered data axis.

Pattern RecognitionRepetition4 options

Which feature forms a repeating series along the sides of the lobster's body?

  1. ALarge curved clawsCorrect
  2. BSkeletal wrist bonesCorrect
  3. CThin walking legsCorrect
  4. DTail finsCorrect
Rationale
Multiple thin walking legs extend in a repeating sequence along both sides of the central body of the lobster.
Where to look
A row of several thin legs projects outward along the left and right flanks of the yellow lobster body.
Spatial UnderstandingAbsolute4 options

In the image, the large claw of the lobster is located in which region?

  1. ALower-leftCorrect
  2. BLower-rightCorrect
  3. CUpper-leftCorrect
  4. DUpper-rightCorrect
Rationale
The lobster's large claw extends upward and curves into the upper-right portion of the circular frame.
Where to look
The claw is positioned near the top-right quadrant of the image.
Spatial UnderstandingRelative2 options

In the visualization, which object is positioned closer to the viewer (in front)?

  1. AThe skeletal handCorrect
  2. BThe lobsterCorrect
Rationale
The lobster appears in front as an opaque yellow structure, while the skeletal hand is located behind it as a translucent gray structure.
Where to look
The yellow body of the lobster visually lies on top of the gray hand bones.
Spatial UnderstandingIntersection2 options

The body of the lobster visually overlaps parts of the skeletal hand behind it.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
The lobster's yellow body and legs cross directly in front of the translucent dark gray bones of the hand, overlapping them from this viewpoint.
Where to look
The center of the image shows the lobster's body occluding portions of the hand's finger and palm bones.
Quantitative EstimationAbsolute EstimationNot applicable

The visualization contains no numerical values, scale bars, or quantitative units to estimate.

Quantitative EstimationRelative Estimation (Binary)Not applicable

The visualization does not encode a quantitative metric or data scale that can be compared.

Quantitative EstimationRelative Estimation (Quantitative)Not applicable

The visualization does not provide numerical values or quantitative scales to compute a ratio or difference.

Shape DescriptionShape Description4 options

The fingers in the skeletal hand are best described as ______ .

  1. Aflat triangular sheetsCorrect
  2. Bconcentric circular ringsCorrect
  3. Chollow spherical shellsCorrect
  4. Dseries of elongated, segmented rodsCorrect
Rationale
The fingers consist of multiple straight, elongated bone segments connected end-to-end in rod-like forms.
Where to look
The translucent gray fingers extending beneath the lobster show segmented linear structures.
SearchPresence/Absence2 options

An orange iron atom is visible in the upper-central region of the molecular structure.

  1. AA. TRUECorrect
  2. BB. FALSECorrect
Rationale
An orange sphere representing an iron atom is clearly visible in the upper-central portion of the molecule, nestled among black spheres.
Where to look
Near the top-center, inside the cluster of black spheres, a distinct orange sphere is visible.
SearchCounting4 options

How many orange iron atoms are visible in the visualization?

  1. AA. 0Correct
  2. BB. 1Correct
  3. CC. 2Correct
  4. DD. 3Correct
Rationale
Only a single orange sphere representing the iron atom of the heme group appears in the structure.
Where to look
Exactly one orange sphere is present, located in the upper-central portion of the molecule.
Pattern RecognitionTrendNot applicable

The visualization does not depict a progression, time series, or continuous directional change across an ordered axis or scale.

Pattern RecognitionRepetition4 options

Which structural feature repeats at multiple locations throughout the protein molecule?

  1. AA. Flat triangular sheetsCorrect
  2. BB. Star-shaped clustersCorrect
  3. CC. Spiral coiled ribbonsCorrect
  4. DD. Concentric circular ringsCorrect
Rationale
Multiple alpha helices, visualized as spiral coiled ribbons of various colors, repeat throughout the entire molecule.
Where to look
Coiled spiral ribbons of various colors (green, blue, silver, purple, teal) recur across the whole protein structure.
Spatial UnderstandingAbsolute4 options

In which region of the visualization is the heme group (containing the orange atom and black spheres) located?

  1. AA. Bottom-right regionCorrect
  2. BB. Upper-central regionCorrect
  3. CC. Far-left edgeCorrect
  4. DD. Bottom-center edgeCorrect
Rationale
The heme group, marked by the cluster of black spheres and the central orange iron atom, is positioned near the top center of the molecule.
Where to look
The black spheres containing the orange sphere are located in the top-center part of the molecule.
Spatial UnderstandingRelative4 options

Relative to the orange iron atom, where are the two bright red spheres of the heme group located?

  1. AA. Far below itCorrect
  2. BB. To its lower-leftCorrect
  3. CC. Directly to its rightCorrect
  4. DD. Above itCorrect
Rationale
The two bright red spheres belonging to the heme group extend upward, positioned directly above the black cluster containing the orange iron atom.
Where to look
The two bright red spheres sit at the very top of the black sphere cluster, directly above the orange sphere.
Spatial UnderstandingIntersection2 options

The long grey coiled ribbon running through the center of the structure passes in front of the purple coiled ribbon.

  1. AA. TRUECorrect
  2. BB. FALSECorrect
Rationale
The grey coiled ribbon passes in front of the purple coiled ribbon, partially occluding it from view.
Where to look
Near the center of the structure, the grey helix is rendered in front of the purple helix, blocking part of the purple helix behind it.
Quantitative EstimationAbsolute EstimationNot applicable

The visualization does not include a scale bar, numerical axes, or measurement units to estimate quantities in physical or data units.

Quantitative EstimationRelative Estimation (Binary)4 options

Which coiled ribbon segment is the longest in the protein structure?

  1. AA. The horizontal light-blue coiled ribbon at the bottomCorrect
  2. BB. The short grey coiled ribbon at the top rightCorrect
  3. CC. The diagonal grey coiled ribbon passing through the centerCorrect
  4. DD. The vertical light-blue coiled ribbon at the far leftCorrect
Rationale
The grey coiled ribbon running diagonally across the center spans the greatest length and has the most turns among the coiled ribbon segments.
Where to look
Comparing the coiled segments, the central diagonal grey ribbon is clearly longer than the other coils.
Quantitative EstimationRelative Estimation (Quantitative)Not applicable

The visualization lacks numerical scales, coordinate grids, or tick marks required to calculate a quantitative ratio or difference.

Shape DescriptionShape Description4 options

Each individual coiled ribbon segment in the protein has the geometry of a ______ .

  1. AA. flat planar discCorrect
  2. BB. branching crossCorrect
  3. CC. spherical shellCorrect
  4. DD. spiral cylinderCorrect
Rationale
The ribbons representing the alpha helices are shaped like spiral cylinders (coiled helices).
Where to look
Each ribbon segment winds around a central longitudinal axis in a cylindrical helical spiral.
SearchPresence/Absence2 options

In the bottom-left panel, colored dye is present inside the intake channel at the top right of the cylinder.

  1. AA. TRUECorrect
  2. BB. FALSECorrect
Rationale
In the bottom-left panel, a stream of purple and blue dye can be seen flowing downward through the intake port located at the top right.
Where to look
The top-right passage above the cylinder in the bottom-left panel contains visible purple and blue dye.
SearchCounting4 options

In the bottom-left panel, how many distinct, approximately horizontal dye streaks are located near the bottom of the cylinder?

  1. AA. 1Correct
  2. BB. 2Correct
  3. CC. 3Correct
  4. DD. 4Correct
Rationale
Near the bottom boundary of the chamber, exactly two distinct dye streaks (one red and one blue) extend horizontally.
Where to look
The bottom area of the chamber in the bottom-left panel shows a red streak with a blue streak running right beneath it.
Pattern RecognitionTrend4 options

In the top-left panel, moving in a straight line from the bottom-left corner toward the center of the cylinder, the flow velocity magnitude ______ .

  1. AA. increasesCorrect
  2. BB. decreasesCorrect
  3. CC. decreases, then increasesCorrect
  4. DD. remains completely constantCorrect
Rationale
The bottom-left corner is dark red (high velocity), and moving toward the center shifts through green to blue (low velocity), representing a steady decrease.
Where to look
In the top-left panel, the color transitions from dark red/orange in the bottom-left corner to green and then blue near the center.
Pattern RecognitionRepetition2 options

In the top-right panel, the arrows along the left wall and the arrows along the right wall point in the same vertical direction.

  1. AA. TRUECorrect
  2. BB. FALSECorrect
Rationale
The arrows along the left wall point downward, whereas the arrows along the right wall point upward, forming part of a continuous loop.
Where to look
In the top-right panel, red arrows on the far left point down toward the bottom, while yellow arrows on the right point up toward the top.
Spatial UnderstandingAbsolute4 options

In the top-right panel, in which direction do the arrows along the left wall of the cylinder point?

  1. AA. UpwardCorrect
  2. BB. DownwardCorrect
  3. CC. RightwardCorrect
  4. DD. LeftwardCorrect
Rationale
The red and purple arrows positioned along the left wall clearly point toward the bottom of the image (downward).
Where to look
The column of arrows along the left border in the top-right panel has arrowheads oriented vertically downward.
Spatial UnderstandingRelative4 options

In the bottom-left panel, relative to the red dye streak near the bottom of the cylinder, where is the blue dye streak located?

  1. AA. Directly below the red streakCorrect
  2. BB. Directly above the red streakCorrect
  3. CC. To the left of the cylinder wallCorrect
  4. DD. Inside the intake channel at the topCorrect
Rationale
The blue dye streak runs horizontally along the bottom floor directly beneath the red dye streak.
Where to look
In the bottom-left panel, the blue streak is situated between the red streak and the lower boundary of the chamber.
Spatial UnderstandingIntersection2 options

In the bottom-left panel, the red dye streak and the blue dye streak cross each other near the bottom of the cylinder.

  1. AA. TRUECorrect
  2. BB. FALSECorrect
Rationale
The red and blue streaks run parallel to one another along the bottom without intersecting or crossing.
Where to look
Near the bottom boundary of the cylinder in the bottom-left panel, the red and blue dye paths remain separated from each other.
Quantitative EstimationAbsolute EstimationNot applicable

The visualization lacks numerical values, tick marks, and units on its color bars and axes.

Quantitative EstimationRelative Estimation (Binary)2 options

In the top-left panel, which region exhibits a higher flow velocity magnitude?

  1. AA. The bottom-left corner of the chamberCorrect
  2. BB. The vertical center of the chamberCorrect
Rationale
The bottom-left corner is colored dark red (high velocity), while the vertical center region is colored blue (low velocity).
Where to look
The color bar indicates that red corresponds to higher values than blue; the bottom-left corner is red, while the center strip is blue.
Quantitative EstimationRelative Estimation (Quantitative)Not applicable

The color scale does not provide numerical values or units to calculate a quantitative ratio or difference.

Shape DescriptionShape Description4 options

In the top-right panel, the arrows along the outer perimeter of the chamber form what overall geometric pattern?

  1. AA. A continuous counter-clockwise loopCorrect
  2. BB. A continuous clockwise loopCorrect
  3. CC. Straight parallel lines directed to the rightCorrect
  4. DD. Outward radial lines spreading from the centerCorrect
Rationale
The arrows point downward on the left, rightward along the bottom, upward along the right, and leftward along the top, creating a counter-clockwise circular path.
Where to look
Following the perimeter arrows in the top-right panel shows a continuous counter-clockwise circulation.
SearchPresence/Absence2 options

In the bottom panel, are both red and blue cross symbols present on the surface?

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
Both red and blue cross symbols are visible across different regions of the combined surface in the bottom panel.
Where to look
Red crosses appear over the yellowish patches, while blue crosses appear over the bluish/teal patches in the bottom panel.
SearchCounting4 options

How many individual surface panels are shown along the top row?

  1. A1Correct
  2. B2Correct
  3. C3Correct
  4. D4Correct
Rationale
The top row contains exactly two panels: the red surface on the left and the blue surface on the right.
Where to look
Two side-by-side rectangular panels are visible across the top row of the figure.
Pattern RecognitionTrend4 options

Moving from the bottom edge to the top edge along a vertical line through the center of the red surface (top-left panel), the surface elevation ______ .

  1. Aincreases continuouslyCorrect
  2. Bremains flat, rises to a peak, and then decreasesCorrect
  3. Cdecreases continuouslyCorrect
  4. Ddecreases, rises to a peak, and then increases furtherCorrect
Rationale
The red surface starts flat at the bottom, rises up into central peaks, and then slopes back down to the flat baseline near the top.
Where to look
In the top-left panel, moving from the bottom edge upward through the center shows a low flat area, raised bumps in the middle, and flat surface again near the top.
Pattern RecognitionRepetition2 options

In the bottom panel, cross symbols appear repeatedly across multiple separate regions of the surface.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
Cross symbols recur throughout various patches distributed over the entire surface area.
Where to look
Red and blue crosses are scattered in repeating patterns across the top, middle, bottom, left, and right regions of the bottom panel.
Spatial UnderstandingAbsolute4 options

In the top-right panel, the raised bumps are situated primarily in which part of the frame?

  1. ANear the bottom-left cornerCorrect
  2. BAlong the top-right borderCorrect
  3. CIn the central areaCorrect
  4. DAlong the bottom edgeCorrect
Rationale
The blue surface is mostly flat around its edges with the raised bumps clustered in the central area.
Where to look
The bumps in the top-right panel are located near the middle of the panel rather than at the borders or corners.
Spatial UnderstandingRelative4 options

Relative to the red surface panel (top-left), the blue surface panel is located to the ______ .

  1. AleftCorrect
  2. BrightCorrect
  3. CbottomCorrect
  4. DtopCorrect
Rationale
The blue surface is positioned in the upper-right corner of the figure, directly to the right of the red panel.
Where to look
In the top row, the blue panel sits directly to the right of the red panel.
Spatial UnderstandingIntersection2 options

In the bottom panel, the red and blue surfaces intersect each other.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
The visualization combines the two surfaces such that they pass through each other, creating alternating exterior and interior regions.
Where to look
The bottom panel shows the two surfaces penetrating each other, with distinct interwoven red and blue cross regions on the combined sheet.
Quantitative EstimationAbsolute EstimationNot applicable

No numerical values, measurement scales, or physical/data units are provided in the visualization or caption.

Quantitative EstimationRelative Estimation (Binary)4 options

In the red surface (top-left panel), which region has a higher elevation?

  1. AThe bottom edgeCorrect
  2. BThe central peaksCorrect
  3. CThe bottom-left cornerCorrect
  4. DThe bottom-right cornerCorrect
Rationale
The central bumps clearly rise above the surrounding flat grid surface.
Where to look
In the top-left panel, the central bumps extend upward relative to the flat grid around the edges.
Quantitative EstimationRelative Estimation (Quantitative)Not applicable

No numerical values or quantitative scales are available to calculate ratios or numerical differences.

Shape DescriptionShape Description4 options

The overall shape of the red surface in the top-left panel is best described as ______ .

  1. Aa sphere with a smooth outer boundaryCorrect
  2. Ba mostly flat sheet with localized raised bumps near the centerCorrect
  3. Ca hollow cylinder open at both endsCorrect
  4. Da tall pyramid tapering to a single sharp apexCorrect
Rationale
The red surface consists of a flat grid sheet with several rounded mounds rising near the center.
Where to look
The top-left panel depicts a broad horizontal surface that is predominantly flat with distinct rounded mounds clustered in the middle.
SearchPresence/Absence2 options
possible_jargon: critical point

A red dot marking a critical point is present near the top center of the visualization.

  1. AA. TRUECorrect
  2. BB. FALSECorrect
Rationale
A prominent red dot representing a critical point is visible at the very top along the central vertical axis.
Where to look
At the very top of the central axis, above the upper funnel-shaped golden surface, a red sphere is clearly visible.
SearchCounting4 options

How many coordinate axes are shown in the orientation indicator in the lower left?

  1. AA. 1Correct
  2. BB. 2Correct
  3. CC. 3Correct
  4. DD. 4Correct
Rationale
The axis indicator in the lower left displays three axes labeled X, Y, and Z.
Where to look
In the lower-left corner, three colored arrows labeled X (red), Y (yellow), and Z (green) form the 3D orientation indicator.
Pattern RecognitionTrend4 options

Moving from top to bottom along the upper golden structure, its cross-sectional width ______ .

  1. AA. increases continuouslyCorrect
  2. BB. decreases toward a narrow pointCorrect
  3. CC. remains completely constantCorrect
  4. DD. decreases then widens dramaticallyCorrect
Rationale
The upper golden structure is widest at the top and tapers downward to a sharp point.
Where to look
The top golden structure resembles an inverted cone whose diameter narrows steadily from top to bottom.
Pattern RecognitionRepetition2 options

White spiraling lines appear around the central axis in more than one distinct vertical region.

  1. AA. TRUECorrect
  2. BB. FALSECorrect
Rationale
White spiraling separatrix curves are visible in two stacked breakdown regions along the central column.
Where to look
One cluster of white spiraling lines is visible directly below the upper cone, and another helical cluster appears further below it.
Spatial UnderstandingAbsolute4 options

According to the axis indicator in the lower left, which direction does the Z-axis point?

  1. AA. UpwardCorrect
  2. BB. DownwardCorrect
  3. CC. Directly to the leftCorrect
  4. DD. Directly to the rightCorrect
Rationale
The green arrow labeled Z in the axis indicator points vertically upward.
Where to look
In the lower-left axis tripod, the green arrow labeled 'Z' points straight up.
Spatial UnderstandingRelative4 options

Where is the prominent upper cone-shaped golden surface located relative to the white spiraling lines?

  1. AA. Directly below all spiraling linesCorrect
  2. BB. Directly above the spiraling linesCorrect
  3. CC. Entirely to the right of the entire flowCorrect
  4. DD. At the bottom of the visualizationCorrect
Rationale
The large inverted-cone golden surface is positioned in the upper portion of the visualization, directly above the white spiraling lines.
Where to look
The large golden funnel occupies the top half, while the white spiraling lines wrap around the vertical axis beneath its tip.
Spatial UnderstandingIntersection2 options

The central vertical line passing through the tip of the upper cone penetrates through the interior of the upper golden structure.

  1. AA. TRUECorrect
  2. BB. FALSECorrect
Rationale
The central axis extends upward through the core and tip of the upper golden structure to reach the top critical point.
Where to look
A thin central vertical line runs through the center of the upper cone-shaped surface, connecting its lower apex to the top red dot.
Quantitative EstimationAbsolute EstimationNot applicable

No numerical scale, grid units, or colorbar values are provided in the image or caption to estimate absolute quantities.

Quantitative EstimationRelative Estimation (Binary)2 options

Which part of the upper golden structure has a larger horizontal diameter?

  1. AA. The top edgeCorrect
  2. BB. The bottom tipCorrect
Rationale
The top edge of the upper golden structure flares outward and is significantly wider than the pointed bottom tip.
Where to look
The upper funnel-shaped golden surface spans nearly the full width of the image at the top and tapers down to a narrow point at the bottom.
Quantitative EstimationRelative Estimation (Quantitative)Not applicable

No quantitative scale, tick marks, or numerical references are available to estimate exact ratios or numeric differences.

Shape DescriptionShape Description4 options

The upper golden surface is best described as having the shape of ______ .

  1. AA. a hollow sphereCorrect
  2. BB. an inverted cone or funnelCorrect
  3. CC. a horizontal flat diskCorrect
  4. DD. a rectangular prismCorrect
Rationale
The upper golden surface is wide at the top and tapers downward to a single central tip, forming an inverted cone or funnel.
Where to look
The geometry of the upper golden surface is broad at its upper boundary and narrows uniformly downward to a vertex.
SearchPresence/Absence2 options
possible_jargon: ligand

Some spheres within the lighter ligand cluster display a magenta or pink color tint.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
Several spheres on the right and lower edges of the lighter ligand cluster show a distinct magenta or pink tint.
Where to look
The light-colored spheres located near the center-left show pink/magenta color tints where they touch neighboring receptor atoms.
SearchCounting4 options
possible_jargon: ligand

How many distinct lighter ligand clusters are present in the visualization?

  1. A1Correct
  2. B2Correct
  3. C3Correct
  4. D4Correct
Rationale
There is only a single cluster of lighter spheres representing the ligand embedded in the receptor.
Where to look
One cohesive group of light-colored spheres is visible near the center-left of the receptor molecule.
Pattern RecognitionTrendNot applicable

The visualization depicts a static molecular structure without an ordered progression, timeline, or continuous spatial gradient.

Pattern RecognitionRepetitionNot applicable

The visualization displays an irregular macromolecular cluster without repeating geometric patterns or periodic sub-units.

Spatial UnderstandingAbsolute4 options
possible_jargon: ligand

Where is the lighter ligand cluster located relative to the overall receptor molecule?

  1. AAt the top-right edgeCorrect
  2. BIn the bottom-right cornerCorrect
  3. CNear the center-leftCorrect
  4. DAlong the far bottom edgeCorrect
Rationale
The lighter cluster of spheres is positioned in the middle-left area of the receptor molecule.
Where to look
The light spheres are situated in the center-left region, surrounded on most sides by darker receptor spheres.
Spatial UnderstandingRelative4 options
possible_jargon: ligand

Which statement best describes the position of the lighter ligand relative to the darker receptor molecule?

  1. AIt floats completely detached in empty space outside the receptor.Correct
  2. BIt is nestled within an indentation or pocket of the receptor.Correct
  3. CIt forms an outer shell completely enclosing the receptor.Correct
  4. DIt is confined entirely to the very top edge of the receptor.Correct
Rationale
The ligand sits nestled inside an indentation or pocket of the receptor molecule, surrounded by receptor atoms.
Where to look
Dark receptor spheres flank the light ligand cluster from above, below, behind, and partially in front.
Spatial UnderstandingIntersection2 options
possible_jargon: ligand

Darker receptor spheres in the foreground partially overlap and occlude (block from view) parts of the lighter ligand.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
Several dark gray spheres in the foreground sit directly in front of and partially block the lower and middle portions of the light ligand cluster.
Where to look
Dark gray spheres near the lower-center of the ligand visibly occlude portions of the lighter spheres behind them.
Quantitative EstimationAbsolute EstimationNot applicable

The visualization lacks numerical values, coordinate axes, and physical unit scale bars.

Quantitative EstimationRelative Estimation (Binary)2 options
possible_jargon: ligand

Which molecule contains a greater number of visible spheres (atoms)?

  1. AThe receptor moleculeCorrect
  2. BThe ligandCorrect
Rationale
The darker receptor molecule constitutes the vast majority of the visible spheres, far outnumbering the small cluster of ligand spheres.
Where to look
Hundreds of dark receptor spheres comprise the bulk of the image, while the lighter ligand consists of only about a dozen visible spheres.
Quantitative EstimationRelative Estimation (Quantitative)Not applicable

The visualization does not provide numerical values or measurable scales to calculate a precise quantitative ratio or difference.

Shape DescriptionShape Description4 options

The overall 3D structure of the receptor molecule is best described as ______ .

  1. Aa flat, two-dimensional sheetCorrect
  2. Ba straight, thin cylinderCorrect
  3. Ca hollow, symmetric ringCorrect
  4. Dan irregular globular clusterCorrect
Rationale
The receptor atoms form a rounded, bumpy, irregular globular cluster.
Where to look
The dark spheres aggregate into an irregular, roughly rounded mass rather than a flat sheet or straight cylinder.
SearchPresence/Absence2 options

Streamlines with arrows pointing toward the left are present near the left border of the image.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
In both the upper-left and lower-left regions flanking the central inlet, several white streamlines curve backward with arrowheads clearly pointing toward the left.
Where to look
The upper-left and lower-left edges of the image contain streamline arrowheads directed toward the left border.
SearchCounting4 options

How many white arrowheads are located directly at the far right edge of the central stream?

  1. A1Correct
  2. B2Correct
  3. C3Correct
  4. D4Correct
Rationale
At the far right border where the central jet exits the domain, exactly three white arrowheads are stacked closely together pointing right.
Where to look
The rightmost end of the central horizontal stream has a cluster of three white arrowheads touching the border.
Pattern RecognitionTrend4 options

Moving from left to right along the central horizontal axis, the forward flow ______ .

  1. Acurves sharply upward toward the top-left cornerCorrect
  2. Bnarrows into a tight horizontal streamCorrect
  3. Cexpands continuously to fill the entire heightCorrect
  4. Dreverses direction completelyCorrect
Rationale
The forward-moving central flow is relatively broad on the left side and progressively narrows into a thin, focused horizontal stream as it approaches the right edge.
Where to look
The width of the horizontal streamlines along the center narrows from a wider band on the left to a thin strip on the right.
Pattern RecognitionRepetition2 options

The swirling vortex structures in the upper half of the image are mirrored by similar structures in the lower half across the horizontal centerline.

  1. AFALSECorrect
  2. BTRUECorrect
Rationale
The flow features, including paired vortices and alternating vorticity colors, show a clear symmetric repetition across the horizontal centerline.
Where to look
The lobes and swirls branching upward into the top half have matching counterpart lobes and swirls branching downward into the bottom half.
Spatial UnderstandingAbsolute4 options

Along the central horizontal axis, in which direction do the streamlines point?

  1. AToward the leftCorrect
  2. BToward the topCorrect
  3. CToward the bottomCorrect
  4. DToward the rightCorrect
Rationale
All arrowheads along the central horizontal axis point from left to right.
Where to look
White arrowheads along the middle horizontal band point toward the right edge of the image.
Spatial UnderstandingRelative4 options

In the narrow central stream on the right side of the image, where is the green band located relative to the magenta band?

  1. ADirectly below itCorrect
  2. BDirectly to the left of itCorrect
  3. CDirectly above itCorrect
  4. DDirectly to the right of itCorrect
Rationale
Along the narrow jet on the right, the green color occupies the upper half of the strip, directly above the magenta lower half.
Where to look
In the right-hand central strip, green lies immediately above magenta along the centerline.
Spatial UnderstandingIntersection2 options

The white streamlines cross over one another at multiple points throughout the visualization.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
Streamlines represent flow paths and do not intersect; they bend and curve smoothly alongside each other without crossing.
Where to look
Throughout the flow field, the white curves run adjacent to each other without intersecting.
Quantitative EstimationAbsolute EstimationNot applicable

The visualization lacks numerical scales, tick labels, or data units for flow velocity or vorticity, preventing absolute quantitative estimation.

Quantitative EstimationRelative Estimation (Binary)2 options
possible_jargon: vorticity

In the narrow stream near the right edge, the fluid flow directly above the centerline has a higher (more positive) vorticity than the fluid flow directly below the centerline.

  1. ATRUECorrect
  2. BFALSECorrect
Rationale
According to the legend, green indicates positive vorticity (+) while magenta indicates negative vorticity (-). Directly above the centerline is green and directly below is magenta, so the flow above has higher vorticity.
Where to look
The colorbar at the bottom left defines magenta as '-' and green as '+'; the upper half of the rightmost stream is green while the lower half is magenta.
Quantitative EstimationRelative Estimation (Quantitative)Not applicable

No numerical values, tick marks, or quantitative data units are provided in the figure or caption to compute ratios or differences.

Shape DescriptionShape Description4 options

In the regions branching outward from the central stream, the streamlines primarily form ______ .

  1. Astraight vertical columnsCorrect
  2. Brectangular gridsCorrect
  3. Csharp zigzagging linesCorrect
  4. Dswirling vortex spiralsCorrect
Rationale
The streamlines in the outer regions curve inward and outward into circular and spiral vortex structures.
Where to look
The white curves curl repeatedly in circular and spiral patterns across the top and bottom portions of the flow.