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Definition
| Simultaneously extracting different kinds of information from the same input. |
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| The selection, organization, and interpretation of sensory input. |
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| A tendency to experience a stable perception in the face of continually changing sensory input. |
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| An inference about which distal stimuli could be responsible for the proximal stimuli sensed. |
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| A readiness to perceive a stimulus in a particular way. |
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| The illusion of movement created by presenting visual stimuli in rapid succession. |
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Definition
| Clues about distance that can be given in a flat picture. |
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Definition
| The idea that perception of pitch corresponds to the vibration of different portions, or places, along the basilar membrane. |
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| The fact that subjects' expectations can lead them to experience some change even though they receive an empty, fake, or ineffectual treatment. |
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| The stimulus energies that impinge directly on sensory receptors. |
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| The study of how physical stimuli are translated into psychological experience. |
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Definition
| The opening in the center of the iris that helps regulate the amount of light passing into the rear chamber of the eye. |
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| Receptive field of a visual cell |
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Definition
| The retinal area that, when stimulated, affects the firing of that cell. |
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Definition
The neural tissue lining the inside back surface of the eye; it absorbs light, processes
images, and sends visual information to the brain. |
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Definition
| A cue to the depth based on the fact that objects within 25 feet project images to slightly different locations on the left and right retinas, so the right and left eyes see slightly different views of the object. |
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Definition
| A drawing that is compatible with two different interpretations that can shift back and forth. |
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Definition
| Specialized visual receptors that play a key role in night vision and peripheral vision. |
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Definition
| The stimulation of sense organs. |
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Definition
| A gradual decline in sensitivity to prolonged stimulation. |
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| A psychophysiological theory proposing that the detection of stimuli involves decision processes as well as sensory processes, which are influenced by a variety of factors besides the physical intensity of a stimulus. |
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Definition
| The perception of contrours where none actually exist. |
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| The registration of sensory input without conscious awareness. |
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Definition
Formation of colors by removing some wavelengths of light, leaving less light than was
originally there. |
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Definition
| The sensory system for touch. |
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Definition
| A dividing point between energy levels that do and do not have a detectable effect. |
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Definition
| In form perception, a progression from the whole to the elements. |
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Definition
| The theory of color vision holding that the human eye has three types of receptors with differing sensitivities to different wavelengths. |
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Definition
| The sensory system that responds to gravity and keeps people informed of their body's location in space. |
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Definition
| An inability to recognize objects. |
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Definition
| The theory holding that groups of auditory nerve fibers fire neural impulses in rapid succession, creating volleys of impulses. |
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Definition
| The theory stating that the size of a just noticeable difference is a constant proportion of the size of the initial stimulus. |
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