Lab Ch. 13

The masseter is innervated by the _____________ branch of the trigeminal nerve. a. mandibular b. ophthalmic c. lingual d. maxillary

A

The masseter muscle originates on the __________. A. medial surfaces of the maxilla and the zygomatic arch as well as the inferior border of the zygomatic arch B. inferior border of the zygomatic arch only C. medial surface of maxilla, but not the zygomatic arch D. medial and lateral surfaces of the maxilla and the inferior and superior border of the zygomatic arch

A

The temporalis muscle is innervated by the mandibular branch of the __________. a. trigeminal nerve b. optic nerve c. trochlear nerve d. abducens nerve

a

The temporalis muscle originates on the __________ and inserts on the __________. a. temporal fossa; zygomatic arch b. temporal fossa; coronoid process of mandible c. zygomatic arch; temporal fossa d. temporal process; mandibular fossa

b