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15 Cards in this Set
- Front
- Back
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What is smooth pursuit of eye movements?
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-follow objects smoothly
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What is the comparator?
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when eye muscles change and image on retina changes a signal is sent to comparator which sends this info to the visual cortex
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Which cranial nerves control eye muscles?
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III, IV, and VI
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What are saccades?
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rapid changes in eye position to change object foveation
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What is saccade suppression?
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eyes shut off visual input so that we do not see blury images during saccades
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Objects are streaming __________ as we move forward
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outward
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Objects are streaming ___________ as we move backwards
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inward
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What is biological motion?
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pattern of movement of living beings
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What is TTC?
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-estimate the time to collision
-use to avoid getting hit by objects and trying to know what time something will come in contact with |
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What is tau (t)?
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retinal image size/rate of expansion in retinal image size
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What is akinetopsia?
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inability to perceive motion
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What is the motion aftereffect?
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stare at something, when it stops, appears to move in opposite direction
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What is apparent motion?
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when things are positioned closed together with different positions it appears as motion
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What is interocular transfer?
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cortical neurons receive information from both eyes allowing us to see something that was only seen in one eye
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What is second order motion?
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changes in contrast or texture but not luminance
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