Both muscles of mastication and muscles of facial expression are innervated by the fifth cranial nerve.Muscles of mastication arise from the first pharyngeal arch and muscles of facial expression arise from the fifth cranial arch.
A) Both statements are true.
B) The first statement is true;the second statement is false.
C) The first statement is false;the second statement is true.
D) Both statements are false.

Question

Quizplus · Accepted Answer

Muscles of mastication are innervated by the fifth cranial nerve whereas the seventh cranial nerve innervates muscles of facial expression.Muscles of mastication arise from the first pharyngeal arch;the facial muscles arise from the second arch.

Both Muscles of Mastication and Muscles of Facial Expression Are