Infancy Is a Critical Period for Normal Visual Development

question 66

Multiple Choice

Infancy is a critical period for normal visual development.That is why prompt eye surgery is recommended for infants who are born with

• A) retinal disparity.
• B) cataracts.
• C) blind spots.
• D) blindsight.

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Definitions:

N2 Sleep

A stage of sleep characterized by sleep spindles and K-complexes, representing a deeper sleep than N1 and preceding the deeper N3 stage of sleep.

N3 Sleep

The third stage of non-REM sleep, characterized by deep sleep and the lowest levels of physiological activity within the sleep cycle.

REM Sleep

A phase of sleep characterized by rapid eye movements, dreaming, and heightened brain activity.

N1 Sleep

The initial stage of the sleep cycle, characterized by light sleep and the transition from wakefulness into deeper sleep stages.