A.   visual receptors on the more intense side of an edge receive more lateral inhibition than receptors on the less intense side.

B.   visual receptors adjacent to an edge on the more intense side receive less lateral inhibition than do receptors farther from that edge, and because visual receptors adjacent to the edge on the less intense side receive more lateral inhibition than do receptors farther from that edge.

C.   visual receptors on the more intense side of an edge receive less lateral inhibition than receptors on the less intense side.

D.   the visual receptors near an edge become hyperpolarized.

E.   if A fires less than B, B must fire more than C.

A.   determining which stimuli have the most effect on the firing of an individual neuron when they are presented in its visual field.

B.   none of these

C.   all of these

D.   defining the receptive fields of individual neurons.

E.   starting at the periphery of a system and progressively studying neurons at "higher" and "higher" levels of the system.

A.   movement.

B.   straight lines.

C.   dots of light.

D.   circles.

E.   contrast.

A.   contrast.

B.   diffuse light.

C.   circles of light.

D.   circular edges.

E.   monocular stimuli.

A.   respond best to straight-line stimuli in a particular orientation.

B.   have rectangular receptive fields.

C.   are unresponsive to diffuse light.

D.   respond to contrast.

E.   all of these

A.   less circular

B.   smaller

C.   bigger

D.   more circular

E.   more monocular

A.   color mixing.

B.   wavelength.

C.   edge perception.

D.   visual illusions.

E.   color vision.

A.   supported by monochromatic colors.

B.   a version of the opponent-process theory.

C.   also known as the component theory.

D.   supported by complementary afterimages.

E.   also known as the opponent theory.

A.   lights of the same wavelength appear to be the same color.

B.   an object appears to be the same color despite changes in the wavelengths of light that it is reflecting.

C.   complementary colors always look complementary.

D.   lights of different wavelengths appear to be different colors.

E.   lights of the same wavelength appear to be the same color, regardless of their intensity.

A.   complex cortical color cells.

B.   trichromatic color cells.

C.   cones.

D.   simple cortical color cells.

E.   dual-opponent color cells.

A.   association cortex.

B.   the occipital lobe.

C.   secondary visual cortex.

D.   the parietal lobe.

E.   primary visual cortex.

A.   primary visual cortex.

B.   paleocortex.

C.   primary cortex.

D.   association cortex.

E.   secondary visual cortex.

A.   completion.

B.   binding.

C.   hemianopsia.

D.   hindsight.

E.   serial processing.

A.   dorsal prestriate cortex then to posterior parietal cortex.

B.   dorsal prestriate cortex then to inferotemporal cortex.

C.   posterior parietal cortex then to inferotemporal cortex.

D.   inferotemporal cortex then to posterior parietal cortex.

E.   inferotemporal cortex then to prestriate cortex.

A.   visual perception is to spatial perception.

B.   agnosia is to blindsight.

C.   contrast vision is to color vision.

D.   ventral stream is to dorsal stream.

E.   dorsal stream is to ventral stream.

A.   recognize specific names of faces.

B.   distinguish among similar individuals.

C.   recognize cows and birds.

D.   recognize parts of faces.

E.   distinguish among similar members of complex classes of visual stimuli.

A.   posterior parietal cortex.

B.   MT/V5.

C.   V3.

D.   the dorsal route.

E.   primary visual cortex.

A.   retinal damage.

B.   spinal damage.

C.   primary visual cortex damage.

D.   collicular damage.

E.   thalamic damage.