The temporalis, medial and lateral pterygoid, and masseter muscles are innervated by which of the following?
A. Trigeminal nerve
B. Glossopharyngeal nerve
C. Accessory nerve
D. Facial nerve
E. Hypoglossal nerve
ANS: A
Rationale: The muscles of mastication (temporalis, medial and lateral pterygoid, and masseter muscles) are innervated by the trigeminal nerve.
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