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31 Cards in this Set
- Front
- Back
perception |
process of organizing and interpreting sensory information |
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figure ground |
the organization of the visual field into objects (the figures) that stand out from their surroundings (the ground) |
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grouping |
the perceptual tendency to organize stimuli into understandable groups |
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similarity |
placing items that look similar in the same group |
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proximity |
placing objects close together in the same group |
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closure |
brains tendency to look for the whole, not the parts; drives us to fill in any gaps in perceptual field |
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continuity |
brain's tendency to believe that once an objects appears to move in a particular direction, the movement continues unchanged |
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depth perception |
ability to see in three dimensions and judge distances |
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visual cliff |
laboratory device for testing depth perception in infants and young animals |
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binocular cues |
depth cues that require using both eyes |
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monocular cues |
depth cues using one eye |
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retinal disparity |
binocular depth cue resulting from slightly different images produced by the separation of the retinas in the left or right eyes |
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convergance |
binocular depth cue related to the tension in eye muscles when the eyes track inward to focus on objects close to the viewer |
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relative size |
object appearing large is close; object appearing small is distant |
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relative motion |
apparent slowness indicates an object is distant |
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interposition |
closer objects pertially obstruct view of more distant objects |
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relative height |
distant objects appear higher in your field of vision than close objects do |
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texture gradient |
distant objects usually have a much smoother texture than nearby objects |
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relative clarity |
distant objects are less clear than nearby objects are |
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linear perspective |
parallel lines seem to draw closer together in the distance |
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size constancy |
when apparent size of an object changes, the actual size is not changing at all |
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shape constancy |
assures us that object's shape has not changes even though our angle of view indicates it may have changed so |
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light constancy |
gives us the ability to see an object as having a constant level of lightness no matter how the lighting conditions change |
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perceptual constancy |
perceiving the size, shape, and lightness of an object as unchanging, even as the retinal image of the object changes |
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context |
setting or environment in which we interpret sensory stimuli |
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perceptual set |
mental predisposition to perceive something one way and not another |
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schemss |
concepts or mental frameworks that organize and interpret information |
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extrasensory perception |
perceptions beyond the capabilities of our sensory systems |
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precognition |
knowledge of future events |
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telepathy |
ability to exchange thoughts with another person |
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clairvoyance |
ability to see distant events |