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HEAD & NECK Sierra > Nerves > Flashcards

Nerves Flashcards

1
Q

CN I

A
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2
Q

CN II

A

Optic n.

optic canal

nasal/temporal retina

optic chiasm/sulcus chiasmatis

midbrain nuclei/lat geniculate body

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3
Q

CN III

A

Oculomotor n.

SOF

sup ramus -> levator palpebrae superioris, sup. rectus

inf ramus -> med, inf rectus, inf oblique

EWN -> ciliary ganglion -> pupillary constrictor ciliary smooth muscle

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4
Q

CN IV

A

Trochlear N

SOF

sup oblique

trochlear nucleus

crosses midline

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5
Q

CN V1

A

Opthalmic - Trigeminal

TG, SOF, PEF, AEF, Supraorbital foramen

ncn, pen, aen, enn, inn, itn, lcn, scn, stn, fn, son, ln

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6
Q

CN V2

A

Maxillary

FR, IOF, IG/C, IF, pterygomaxillary fissuer, sphenopalatine foramen, greater palatine foramen, lesser palatine foramen, palatovaginal canal

zn, ion, asan, msan, psan, lpsnn, mpsnn, nasopalatine n, gpn, lpn, pharyngeal n

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7
Q

CN V3

A

Mandibular

FS, FO, MF, mf

meningeal n, medial pterygoid n, deep temporal n, massateric n, lat pterygoid n, long bucchal n, lingual n, inf alveolar n, incisive, mental n, mylohyloid n, auriculotemporal n

TMN, OG, SMG

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8
Q

CN VI

A

Abducens

SOF

AN

lat rectus

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9
Q

CN VII

A

Facial n.

Internal auditory meatus, hiatus greater petrosal nerve, petrotympanic fissure, stylomastoid foramen, pterygoid canal, pterygopalatine fossa & ganglion

Sensory

greater petrosal n, chorda tympani n,

Motor

nerve to stapedius, n to post digastric, n to stylohyoid, temporal, zygomatic, bucchal, marginal mandibular, cervical

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10
Q

CN VIII

A

Vestibulocochlear n

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11
Q

CN IX

A

Glossopharyngeal n.

JF, middle ear, tympanic canaliculus, hiatus lesser petrosal n, FO

SENSORY

tympanic, tonsilar, lingual, pharyngeal, stylopharyngeus, carotid

MOTOR

stylopharyngeus

PARASYMPATHETIC

lesser petrosal n, V-auriculotemporal

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12
Q

CN X

A

Vagus n.

JF, SG, IG

auricular (s), carotid (s), pharyngeal (s,m), internal laryngeal (s, p), superior laryngeal -> external laryngeal (s, m), recurrent laryngeal (s, m, p), vagal trunk

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13
Q

CN XI

A

Accessory n.

SMC, trap

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14
Q

CN XII

A

Hypoglossal n

hypoglossal canal

genioglossus, hyoglossus, styloglossus, intrinsics

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15
Q

Cervical plexus - cutaneous branches

A

lesser occipital, greater auricular, transverse cervical, supraclavicular

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16
Q

Cervical plexus - motor/sensory branches

A

hypoglossal n, geniohyoid, thyrohyoid, omohyoid (sup belly), sternohyoid, sternothyroid, omohyoid (inf belly), phrenic n, muscular branches

HEAD & NECK Sierra (2 decks)

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