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BIOLN212 12 Cranial Nerves
Test 4
12
Biology
Undergraduate 1
12/11/2012

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Term
olfactory
Definition
1, pure sensory nerve dealing with smell
Term
oculomoter
Definition
3, control 4 of the external muscles that rotate the eye. Also controls movement of upper eyelid.
Term
vestibulocochlear
Definition
8, pure sensory dealing with hearing and balance
Term
facial
Definition
7, innervates muscles of facial expression and also two of the salivary glands
Term
glossopharyngeal
Definition
9, handles the swallowing reflex and salivation. Also monitors blood pressure, gas concentration, and signals from the posterior 1/3 of tongue
Term
trochlear
Definition
4, mixed nerve acting on one of the remaining two external eye muscles
Term
hypoglossal
Definition
12, innervates with all muscles of tongue
Term
trigeminal
Definition
5, important in dental work where nerve blocks are applied
Term
abducens
Definition
6, innervates the sixth external eye muscle
Term
optic
Definition
2, pure sensory nerve dealing with sight
Term
accessory
Definition
11, only nerve arising from both brain and spinal cord
Term
vagus
Definition
10, innervates with visceral organs of thorax and abdomen
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