Cranial Nerves Flashcards
1
Q
Olfactory nerve function
A
Smell
2
Q
Optic nerve function
A
Vision
3
Q
Oculomotor nerve function
A
- Movement of eye
- Constriction of pupils
- Focusing of eye
- Position of upper eyelid
4
Q
Trochlear nerve function
A
Movement of eye
5
Q
Trigeminal nerve function
A
- Chewing
- Sensation in the face
6
Q
Abducent nerve function
A
Lateral eye movement
7
Q
Facial nerve function
A
- Facial expression
- Taste (anterior 2/3 tongue)
8
Q
Vestibulocochlear nerve function
A
- Hearing
- Balance
9
Q
Glossopharyngeal nerve function
A
- Swallowing
- Taste (posterior 1/3 tongue)
10
Q
Vagus nerve function
A
- Regulation of internal organ functions
- Speech
11
Q
Accessory nerve function
A
Head and neck movement
12
Q
Hypoglossal nerve function
A
Tongue movement
13
Q
Divisions of trigeminal nerve and their specific functions
A
- Ophthalmic nerve (V1) = sensation above palpebral fissure
- Maxillary nerve (V2) = sensation above mouth + below ophthalmic
- Mandibular nerve (V3) = sensation below mouth, jaw movement
14
Q
How does the olfactory nerve exit the skull?
A
Cribriform plate of ethmoid bone
15
Q
How does the optic nerve exit the skull?
A
Optic canal
