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My head and neck relationships > cranial nerves > Flashcards

cranial nerves Flashcards

1
Q

olfactory function

A

smell

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2
Q

optic function

A

vision

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3
Q

oculomotor function

A

eye lid and ball movement

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4
Q

trochlear function

A

moves eye down; superior oblique (abduction, depression, intorsion)

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5
Q

ophthalmic function

A

cornea, lacrimal gland, mucosa, skin

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6
Q

maxillary function

A

upper oral cavity, skin

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7
Q

mandibular function

A

chewing, lower oral cavity

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8
Q

abducens function

A

lateral rectus; abducts eye

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9
Q

facial function

A

taste, tears, saliva, facial expressions

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10
Q

vestibulocochlear function

A

hearing, equilibrium

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11
Q

glossopharyngeal function

A

taste, carotid blood pressure

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12
Q

vagus function

A

taste, digestion, aortic blood pressure, slows heart rate

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13
Q

accessory function

A

sternocleidomastoid and trapezius; swallowing

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14
Q

hypoglossal function

A

tongue movements

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15
Q

oculomotor branches

A

superior ramus

inferior ramus

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16
Q

superior ramus of oculomotor

A

levator palpebrae superioris

superior rectus

17
Q

inferior ramus of oculomotor

A

medial rectus
inferior rectus
inferior oblique

18
Q

oculomotor ganglion

A

pre parasympathetics –> ciliary ganglion (CN V short ciliary)

19
Q

trochlear branches

A

trochlear (sensory motor postsymp) innervates superior oblique

20
Q

ophthalmic branches

A

ALL SENSORY/Postsymp (short ciliary, lacrimal have post para)
nasociliary (infratrochlear (anterior/posterior ethmoidal), short ciliary, long ciliary)
frontal (supratrochlear, supraorbital)
lacrimal

21
Q

maxillary branches

A 
ALL SENSORY/Postsymp/Postpara
(no postpara at beginning)
pharyngeal
lesser palatine
greater palatine 
nasal palatine
medial posterior superior nasal
lateral posterior superior nasal 
posterior superior alveolar 
middle superior alveolar
anterior superior alveolar 
infraorbital
zygomatic
22
Q

mandibular branches

A 
auricotemporal 
meningeal 
deep temporal
masseteric
lateral pterygoid
medial pterygoid
long buccal
lingual 
inferior alveolar
incisive
mental
nerve to mylohyoid (ant digastric)
23
Q

abducens branches

A

goes straight to lateral rectus

24
Q

facial branches

A 
n to stapedius
n to posterior digastric
n to stylohyoid
temporal
zygomatic
buccal
marginal meningeal
cervical
chorda tympani
lingual
greater petrosal
lesser palatine
greater palatine
@zygomatic --> lacrimal
25
Q

glossopharyngeal branches

A 
n to stylopharyngeus
n to carotid
lingual
tonsilar
pharyngeal
tympanic
lesser petrosal
26
Q

vagus branches

A 
auricular
carotid
pharyngeal
superior laryngeal (int laryngeal, ext laryngeal)
recurrent laryngeal
vagal trunk
27
Q

accessory branches

A

none but comes from C1-5

28
Q

hypoglossal branches

A

none but (genioglossus, styloglossus, hyoglossus, intrinsic muscles of tongue)

My head and neck relationships (12 decks)

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