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Anatomy · Head and neck
Sample itemWhat cranial nerve supplies muscles of facial expression?
Original practice item, not a recalled exam question. Nothing here is recorded.
The answer and the reasoning
B. Facial nerve
The relevant Head and neck principle makes Facial nerve the best answer because it directly explains the structure or physiological response in the stem.
Option by option
A. Hypoglossal nerve
Hypoglossal nerve is not supported by the key clue provided in this item.
B. Facial nerve (correct)
Correct. Facial nerve directly follows from the core head and neck relationship.
C. Glossopharyngeal nerve
Glossopharyngeal nerve is associated with a different anatomical or physiological role.
D. Trigeminal nerve
Trigeminal nerve does not correspond to the structure or response being tested.
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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