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Chapter Three Vocab Part 1

Across
The use of contextual information/knowledge of a pattern in order to organize parts of a pattern.
Theory that color vision is made possible by three types of cones, some of which respond to red or green light, some to blue or yellow, and some to the intensity of color.
The minimal difference in intensity required between two sources of energy so that they will be perceived as being different.
A visual illusion in which the perception of motion is generated by a series of stationary images that are presented in rapid succession.
Neurons whose axons form the optic nerve.
The minimal amount by which a source of energy must be increased/decreased so that a difference in intensity will be perceives.
Transparent tissue forming the outer surface of the eyeball.
The organization of the parts of a pattern to recognize, or form an image of, the pattern they compose.
Sensory stimulation below a person's absolute threshold for conscious perception.
The tendency to perceive elements that move together as belonging together.
Colors of the spectrum that, when combined, produce white or nearly white light.
The process by which organisms become more sensitive to stimuli that are low in magnitude and less sensitive to stimuli that are constant in magnitude.
Down
The highness/lowness of a sound, as determined by the frequency of sound waves.
The tendency to perceive a broken figure as being whole.
Photo-receptors that are sensitive only to the intensity of light.
The tendency to integrate perceptual elements into meaningful patterns.
The black-looking opening in the center of the iris, through which light enters the eye.
The view that the perception of sensory stimuli involves the interaction of physical, biological, and psychological factors.
The area of the inner surface of the eye that contains rods and cones.
A transparent body behind the iris that focuses an image on the retina.
Sensations that give rise to misconceptions.
The stimulation of sensory information to the central nervous system.
The color of light, as determined by wavelength.
An area near the center of the retina that is dense with cones and where vision is consequently most acute.
Photo-receptors that transmit sensations of colors.
A muscular membrane whose dilation regulates the amount of light that enters the eye.