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COMLEX Osteopathic Medicine

Category - Motor

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Which of the following properly describes the pupillary light reflex?

Pupils constrict on direct light exposure
Pupils dilate on direct light exposure
Pupils constrict in darkness
Pupils dilate in darkness

Explanation

Answer - A - The pupillary light reflex describes the motor reflex of the pupil of the eye to constrict upon direct light exposure to reduce the amount of light being accepted into the eye.

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