Cranial Nerves Flashcards
1
Q
CN-I
A
Olfactory
* Smell
2
Q
CN-II
A
Optic
* Eyes
3
Q
CN-III
A
Occulomotor
* Eye Movement
4
Q
CN-IV
A
Trochlear
* Eye Movement
5
Q
CN-V
A
Trigeminal
* Sensory
* Gangleon divide out to three branches: Opthalamic, Maxillary, and Mandibular
6
Q
CN-VI
A
Abducens
* Eye Movement
7
Q
CN-VII
A
Facial
* Facial Expressions
8
Q
CN-VIII
A
Vestibulo-Cochlear
* Hearing and Balance
9
Q
CN-IX
A
Glossopharyngeal
* Tongue
* Taste (front 2/3)
* Swallowing
10
Q
CN-X
A
Vagus
* Parasympathetic Nerve
* Heart and Stomach
* Lowers HR and BP
11
Q
CN-XI
A
Accessory
* Traps and Sternocleidomastoid
12
Q
CN-XII
A
Hypoglossal
* Poster 1/3 of tongue
* Tongue Motor Function
* Nerve damage = deviation to same side of injury
13
Q
Eye movement
A
- CN-III, CN-IV, and CN-VI work together
- Superior Oblique = CN-IV
- Lateral Rectus = CN-VI
- All other muscles = CN-III
14
Q
Pupils
A
- CN-II = Info In
- CN-III = Info Out
15
Q
Stroke vs. Bell’s Palsy
A
- Bell’s Palsy = CN-VII
- Forehead Sparing in strokes
