Question

the ___ nerve controls the muscles of the jaw.
A) fifth cranial nerve. B) second cranial nerve. C) fifth facial nerve. D) spinal nerve.​

Answer 1

Answer:

The muscles of mastication develop from the first pharyngeal arch. Thus, they are innervated by a branch of the trigeminal nerve (CN V), the mandibular nerve.

Answer 2

Answer:

second cranial nerve is the right answer