Ch 14 Cranial Nerves Flashcards
1
Q
How many pairs of cranial nerves
A
12
2
Q
Mnemonic to remember sensory, motor, or both
A
I - sensory, some
II - sensory, say
III - motor, marry
IV - motor, money
V - both, but
VI - motor, my
VII - both, brother
VIII - sensory, says
IX - both, big
X - both, brains
XI - motor, matter
XII - motor, more
3
Q
Olfactory nerve I
A
- sensory
- sense of smell
- olfactory bulbs
4
Q
Optic nerve II
A
- sensory
- vision; includes peripheral
- thalamus and midbrain
5
Q
Oculomotor nerve III
A
- motor
- eye movement, directs gaze up, down, and medially; pupillary constriction and focusing
- midbrain
6
Q
Trochlear nerve IV
A
- motor
- eye movement, directs gaze slightly downward
- midbrain
7
Q
Trigeminal nerve V
A
- mixed
- motor: chewing, sensory: head and face
- pons
8
Q
Abducens nerve VI
A
- motor
- eye movement, directs gaze laterally
- inferior pons
9
Q
Facial nerve VII
A
- mixed
- motor: facial expression, salivation, tears sensory: taste
- pons
10
Q
Vestibulocochlear nerve VIII
A
- sensory
- hearing and equilibrium
- pons/medulla junction
11
Q
Glossopharyngeal nerve IX
A
- mixed
- motor: swallowing, sensory taste, salivation
- medulla
12
Q
Vagus nerve X
A
- mixed
- motor: swallowing, vocalization, heart rate sensory: taste
- medulla
13
Q
Accessory nerve XII
A
- motor
- head and shoulder movement
- C1-C6 of the spinal cord
14
Q
Hypoglossal nerve XIII
A
- motor
- tongue movements
- medulla
