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Chapter 13
The Peripheral Nervous System
26
Anatomy
Undergraduate 2
06/29/2011

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Term
what is the I of the cranial nerves
Definition
olfactory and it has sensory nerves
Term
what is II of the cranial nerves
Definition
optic and it has sensor nerves
Term
what is III of the cranial nerves
Definition
occulomotor and it has motor nerves
Term
what is the IV of the cranial nerves
Definition
trochlear and it has motor nerves
Term
what is V of the cranial nerves
Definition
trigeminal and it has both sensory and motor nerves
Term
what is VI of the cranial nerves
Definition
abducens and it has motor nerves
Term
what is VII of the cranial nerves
Definition
facial and it has both sensory and motor nerves
Term
what is VIII of the cranial nerves
Definition
vestibulocochlear and it has both sensory and motor nerves
Term
what is IX of the cranial nerves
Definition
glossopharyngeal and has both sensory and motor nerves
Term
what is X of the cranial nerves
Definition
vagus and it has both sensory and motor nerves
Term
what is XI of the cranial nerves
Definition
accessory and it has motor nerves
Term
what is XII of the cranial nerves
Definition
hypoglossal and it has motor nerves
Term
function of olfactory nerves
Definition
carry afferent impulses for the sense of smell
Term
function of optic nerves
Definition
carry afferent impulses for vision
Term
function of oculomotor
Definition
direct eyeball movement, raises upper eyelid, & controls pupil constriction
Term
function of trochlear
Definition
controls one extrinsic eye muscle
Term
function of trigeminal nerves
Definition
sensation of the face
Term
function of abducens
Definition
also controls an extrinsic eye movement
Term
function of facial nerves
Definition
controls muscles of facial expression
Term
what are the five facial nerves
Definition
temporal, zygomatic, buccinator, mandibular & cervical
Term
function of vestibulocochlear
Definition
transmit impulses for hearing & balance equilibrium
Term
function of glossopharyngeal
Definition
mixed nerves that innervate part of the tongue and phaynx
Term
function of vagus
Definition
controls swallowing, heart rate, blood pressure, breathing, & digestive activity
Term
function of accessory
Definition
supplies motor fibers to phaynx, larynx, soft palate, trapezius & sternocleidomastoid
Term
function of hypoglossal
Definition
innervates tongue for muscle movement
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