Cranial Nerves Flashcards
Olfactory
I
sensory
smell
optic
II
sensory
vision
oculomotor
III
motor
eye movement
Trochlear
IV
motor
eye movement
Trigeminal
V
sensory/motor
sensory- face, orbit, and oral structures
Motor-chewing/mastication
Abducens
VI
motor
eye movement
Facial
VII
Sensory/motor
sensory-taste anterior 2/3 of tongue
motor-facial expression; secretion of saliva and tears
Vestibucochlear
VIII
sensory
balance, equilibrium, hearing
Glossopharyngeal
IX
sensory/motor
sensory- taste posterior third of tongue, visceral sensation from palate and oral pharynx
motor- swallowing
Vagus
X
sensory/motor
sensory- sensation pharyngeal cavity, thoracic and abdominal organs
motor-phonation and swallowing
Spinal/ Accessory
XI
motor
head movement and shoulder elevation
Hypoglossal
XII
motor
tongue movement
nerves in the forebrain
CN I (olfactory) CN II (optic)
Nerves in Brainstem
All 10 except CN I, II
6 CN’s for speech/swallow
CN V (trigeminal), VII (facial), XI (accessory), IX (glossopharyngeal), X (vagus), XII (hypoglossal)
Bilateral and Contralateral CN
CN VII (Facial), XI (accessory) 7, 11
Bilateral CN
CN V (Trigeminal), VII (Facial), VIII (Vestibulocochlear), IX (Glossopharyngeal), X (Vagus), XI (accessory) 5, 8, 9, 10
Contralateral CN
CN III (Oculomotor), IV (Trochlear), VI (Abducens), VII (Facial), XI (accessory), XII (hypoglossal) 3, 4, 6, 12