Which of the following would happen if a virus infected one of the two facial nerves (cranial nerve VII)?
A. The chewing muscles would be affected.
B. The muscles of facial expression would droop on both sides.
C. The sternocleidomastoid would be affected on one side.
D. The muscles of facial expression would droop on one side.
E. The muscles controlling the tongue would not work.
Answer: D
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