When the Eye of an Infant Is Kept Closed During

question 13

Multiple Choice

When the eye of an infant is kept closed during infancy, the resulting change in layer 4 of the visual cortex is

• A) no observable change.
• B) ocular dominance columns linked to the functional eye are wider, while those linked to the closed eye are more narrow.
• C) neurons corresponding to the deprived eye are more diffusely interconnected than those corresponding to the open eye.
• D) cell bodies of neurons with input from the closed eye are smaller.
• E) neurons corresponding to the deprived eye fire in a tonic rather than phasic pattern.

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