HEAD AND NECK

Question 1

Extraocular Muscles

Answer 1

Innervated by oculomotor, trochlear, and abducens nn (CNs III, IV, VI - 3, 4, 6)

Question 2

Muscles of Mastication

Answer 2

Innervated by trigeminal n (CN V3 - 5)

Question 3

Muscles of Facial Expression

Answer 3

Innervated by facial n (CN VII - 7)

Question 4

Pharyngeal Muscles

Answer 4

Innervated mostly by vagus n (CN X - 10)

Question 5

Tongue Muscles

Answer 5

Innervated mostly by hypoglossal n (CN XII - 12)

Question 6

Neck Muscles

Answer 6

Innervated by CNs (II, XI - 2, 11) or cervial nn