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Set 8 The Special Senses

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Question 1

(Multiple Choice)

Free
Rods differ from cones in that:

A)Rods function better in photopic conditions.
B)Rods are not found in the fovea.
C)There are three types of rods,each with different spectral sensitivity.
D)Rods hyperpolarize in response to light.
E)Rods,because of their synaptic connections,are capable of high spatial resolution.

Answer

Question 2

(Multiple Choice)

Free
A retinal off-center bipolar cell:

A)Depolarizes in response to a light in the center of its receptive field.
B)Has metabotropic glutamate receptors that close Na+ channels.
C)Depolarizes in response to a light in the periphery of its receptive field.
D)Is hyperpolarized by horizontal cell input.
E)Connects to ganglion cells but not horizontal cells.

Answer

Question 3

(Multiple Choice)

Free
A lesion in the left inferotemporal cortex would probably lead to a reduction in:

A)Face recognition in the right visual field.
B)Motion discrimination in the right visual field.
C)Color discrimination in the left visual field.
D)Motion discrimination in the left visual field.
E)Face discrimination in the left visual field.

Answer