Cranial Nerves Flashcards
1
Q
CN I
A
Olfactory - Sense of smell
2
Q
CN 2
A
Optic -
Tracking movement
Menace response
3
Q
CN III
A
Motor to extraocular muscles pupil constriction blink
4
Q
CN IV
A
Extraocular rolls globe medially
5
Q
CN V
A
Trigeminal- Chewing and sensory to eyelids cornea tongue and nasal mucosa
6
Q
CN VI
A
Abducens
Retraction of globe when touched
Physiologic nystagmus when turning head
7
Q
CN VII
A
Facial
Facial expressions
Rostral tongue
Palpebral response
Facial paralysis
Tear production
8
Q
CN VIII
A
Vestibulocochlear
Hearing and head position
9
Q
CN IX
A
Glossopharyngeal
Swallowing
Some salivary glands
Caudal tongue
Gag reflex
10
Q
CN X
A
Vagus
Innervates the larynx esophagus and pharynx
parasympathetic to heart and viscera
11
Q
CN XI
A
Spinal Accesory Nerve
Cranial cervical muscles
12
Q
CN XII
A
Hypoglossal
Tongue movement
