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Ophthalmology · Neuro-ophthalmology
Sample itemWhat pathway carries visual impulses from eye to brain?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
D. Optic nerve
Retinal ganglion cell axons form the optic nerve, carrying visual signals to the optic chiasm, tracts, lateral geniculate body, and visual cortex.
Option by option
A. Facial nerve
Facial nerve supplies facial expression.
B. Oculomotor nerve
Oculomotor nerve controls eye movements and pupil constriction.
C. Trigeminal nerve
Trigeminal nerve carries facial sensation and corneal afferents.
D. Optic nerve (correct)
Correct: optic nerve carries visual sensory impulses.
Source note: Original NextPrep sample item — pending expert review. This item is original practice material awaiting independent expert review, so confirm important facts in a standard textbook.
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