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24 Cards in this Set

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  • Back
Auditory Localization
Locating the source of a sound in space.
Binocular Depth Cues
Clues about distance based on the differing views of the two eyes.
Comparitors
People, objects, events, and other standards that are used as a baseline for comparisons in making judgements.
Complementary Colors
Pairs of colors taht produce gray tones when added together.
Convergence
A cue to depth that involves sensing the eyes converging toward each other as they focus on closer objects.
Distal Stimuli
Stimuli that lie in the distance (that is,in the world outside the body).
Feature Analysis
The process of detecting specific elements in visual input an assembling them into a more complex form.
Feature Detectors
Neurons taht respond selectively to very specific features of more complex stimuli.
Phi Phenomenon
The illusion of movement created by presenting visual stimuli in rapid succession.
Frequency Theory
The theory that perception of pitch corresponds to the rate, or frequency, at which the entire basilar membrane vibrates.
Gate-Control Theory
The idea that incoming pain sensations must pass through a "gate" in the spinal cord that can be closed, thus blocking pain signals.
Kinesthetic System
The sensory system taht onitors the positions of the various parts of one's body.
Monocular Depth Cues
Clues about distance based on the image fromn either eye alone.
Motion Parallax
Cue to depth that involves images of objects at different distances moving across teh retina at different rates.
Parallel Processing
Simultaneously extracting different kinds of information from the same input.
Perceptual Set
A readiness to perceive a stimulus in a particular way.
Signal-Detection Theory
A psychophysiological theory proposing tha tthe 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.
Vestibular System
The sensory system that responds to gravity and keeps people informed of their body's location in space.
Visual Agnosia
An inability to recognize objects.
Circadian Rhythms
The 24-hour biological cycles found in humans and many other species.
Lucid Dreams
Dreams in which people can think clearly about the circumstances of waking life an the fact taht they are dreaming, yet they remain asleep in the midst of a vivid dream.
Physical Dependence
The condition that exists when a person must continue to take a drug to avoid withdrawl illness.
Psychological Dependence
The condition that exists when a person must continue to take a drug in order to satisfy intense mental and emotional craving for the drug.
Somnambulism
Arising and wanderng about while remaining asleep.