CN Numbers + Exits Flashcards
1
Q
1:
A
Olfactory
2
Q
Olfactory exit
A
Cribriform Plate
3
Q
CN1 Action
A
Sensory: special sense/smell
4
Q
2
A
Optic
5
Q
2 Exit
A
Optic Canal
6
Q
2 Action
A
Sensory: Special sense/vision
7
Q
3
A
Oculomotor
8
Q
3 Exit
A
Orbital fissure
9
Q
3 Action
A
Motor: Extraocular eye muscles
Parasympathetic: to eye
10
Q
4
A
Trochlear
11
Q
4 Exit
A
Orbital fissure
12
Q
4 action
A
Motor to dorsal oblique muscle
13
Q
5
A
trigeminal
14
Q
branches of trigeminal
A
ophthalamic
mandibular
maxillary
15
Q
ophthalamic exit
A
orbital fissure
16
Q
ophthalmic act
A
sensory
17
Q
mandibular exit
A
oval foramen
18
Q
mandibular act
A
sensory
motor to mastication muscles
19
Q
maxillary exit
A
round foramen
20
Q
maxillary act
A
sensory
21
Q
6
A
abducens
22
Q
6 exit
A
orbital fissure
23
Q
6 act
A
motor to lateral rectus, retractor bulbi
24
Q
7
A
facial
25
7 exit
stylomastoid foramen
26
7 act
motor to muscles of facial expression
27
8
vestibulocochlear
28
8 exit
internal acoustic meatus
29
8 act
sensory: special, hearing, balance
30
9
glossopharyngeal
31
9 exit
tympanooccipital fissure
32
9 act
motor/sensory to pharyngeal muscles
33
10
vagus
34
10 exit
tympanooccipital fissure
35
10 act
motor: laryngeal, pharyngeal, esophageal muscles
sensory: laryngeal, pharyngeal mucosa
parasymp: motor function to thoracic viscera
parasymp: sensory: thoracic/abdominal viscera
36
11
accessory
37
11 exit
tympano-occipital fissure
38
11 act
motor to some neck muscles
39
12
hypoglossal
40
12 exit
hypoglossal canal
41
12 act
motor to muscles of tongue
