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

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.   the visual receptors near an edge become hyperpolarized.

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

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

A.   all of these

B.   none of these

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

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

E.   defining the receptive fields of individual neurons.

A.   contrast.

B.   straight lines.

C.   circles.

D.   dots of light.

E.   movement.

A.   circular edges.

B.   contrast.

C.   circles of light.

D.   monocular stimuli.

E.   diffuse light.

A.   respond to contrast.

B.   have rectangular receptive fields.

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

D.   are unresponsive to diffuse light.

E.   all of these

A.   less circular

B.   more circular

C.   more monocular

D.   smaller

E.   bigger

A.   wavelength.

B.   color vision.

C.   edge perception.

D.   visual illusions.

E.   color mixing.

A.   a version of the opponent-process theory.

B.   also known as the opponent theory.

C.   also known as the component theory.

D.   supported by complementary afterimages.

E.   supported by monochromatic colors.

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

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

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

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

E.   complementary colors always look complementary.

A.   simple cortical color cells.

B.   dual-opponent color cells.

C.   complex cortical color cells.

D.   cones.

E.   trichromatic color cells.

A.   primary visual cortex.

B.   the parietal lobe.

C.   association cortex.

D.   the occipital lobe.

E.   secondary visual cortex.

A.   secondary visual cortex.

B.   primary visual cortex.

C.   paleocortex.

D.   primary cortex.

E.   association cortex.

A.   completion.

B.   serial processing.

C.   hemianopsia.

D.   binding.

E.   hindsight.

A.   dorsal prestriate cortex then to posterior parietal cortex.

B.   inferotemporal cortex then to posterior parietal cortex.

C.   posterior parietal cortex then to inferotemporal cortex.

D.   dorsal prestriate cortex then to inferotemporal cortex.

E.   inferotemporal cortex then to prestriate cortex.

A.   ventral stream is to dorsal stream.

B.   agnosia is to blindsight.

C.   contrast vision is to color vision.

D.   visual perception is to spatial perception.

E.   dorsal stream is to ventral stream.

A.   distinguish among similar individuals.

B.   recognize specific names of faces.

C.   recognize cows and birds.

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

E.   recognize parts of faces.

A.   MT/V5.

B.   the dorsal route.

C.   primary visual cortex.

D.   V3.

E.   posterior parietal cortex.

A.   collicular damage.

B.   retinal damage.

C.   primary visual cortex damage.

D.   spinal damage.

E.   thalamic damage.