Chapter 14, Problem 4RQ

Choose the correct cranial nerves from the key for each description below.

Key:

(a) abducens

(b) accessory to

(c) facial

(d) glossopharyngeal

(e) hypoglossal

(f) oculomotor

(g) Olfactory

(h) optic

(i) trigeminal

(j) vestibulocochlear

(k) vagus

(l) trochlear

$\text{\_\_\_\_}$ (1) innervates tour extrinsic eye muscles

$\text{\_\_\_\_}$ (2) is the major sensory nerve of the face

$\text{\_\_\_\_}$ (3) innervates the sternocleidomastoid and. trapezius

$\text{\_\_\_\_}$ (4) are primarily or exclusively sensory (three nerves)

$\text{\_\_\_\_}$ (5) innervates the tongue muscles

$\text{\_\_\_\_}$ (6) allows chewing of food

$\text{\_\_\_\_}$ (7) is anesthetized during dental work

$\text{\_\_\_\_}$ (8) helps to regulate heart activity

$\text{\_\_\_\_}$ (9) sensory innervation for hearing and. equilibrium

$\text{\_\_\_\_}$ (10) contain parasympathetic motor fibers (four nerves)

$\text{\_\_\_\_}$ (11) innervates muscles of facial expression