Cranial Nerves Flashcards
1
Q
cranial nerves are part of what system?
A
PNS
2
Q
what embroyonic structure forms CN?
A
branchial arches
3
Q
what four cranial nerves are part of sympathetic nervous system
A
CN X, CN III, CN VII, CN IX
4
Q
pathways of senses (not motor) always have
A
1st, 2nd, 3rd order neurons
5
Q
what axons make up the optic nerve?
A
ganglion cells (level of the retina)
6
Q
where is the nucleus of the CN III located?
A
area of the midbrain
7
Q
which CN opens the eyelid?
A
III
8
Q
which CN closes the eyelid?
A
VII
9
Q
where is the nucleus of the trochlear nerve located?
A
midbrain
10
Q
where does the nucleus of trigeminal nerve originate?
A
pons
