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Anatomy Unit III > Muscle Innervation > Flashcards

Muscle Innervation Flashcards

1
Q

pharyngeal n

A 
maxillary n (V2)
s, pgs (n of pterygoid canal), pgp (pterygopalatine ganglion) = mucosa of nasopharynx and auditory tube
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2
Q

lateral posterior superior nasal n

A

maxillary (V2)

s, pgs (n of pterygoid canal), pgp (pterygopalatine ganglion) = mucosa of lateral wall of nasal cavity

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3
Q

medial posterior superior nasal n

A

maxillary (V2)

s, pgs (n of pterygoid canal), pgp (pterygopalatine ganglion) = mucosa of nasal septum and anterior hard palate

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4
Q

nasopalatine n

A

maxillary (V2), medial posterior superior nasal n

s, pgs (n of pterygoid canal), pgp (pterygopalatine ganglion) = gingiva associated with hard palate

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5
Q

greater palatine n

A

maxillary (V2)
s, ss (taste, greater petrosal), pgs (n of pterygoid canal), pgp (pterygopalatine ganglion) = mucosa of inferior concha, hard palate, associated gingiva

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6
Q

lesser palatine n

A

maxillary (V2)
s, ss (taste, greater petrosal), pgs (n of pterygoid canal), pgp (pterygopalatine ganglion) = oral/anterior mucosa, pharyngeal/posterior mucosa of soft palate

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7
Q

zygomatic n

A

maxillary (V2)
s, pgs (external carotid plexus) = skin overlying zygomatic arch
pgp (pterygopalatine ganglion) = lacrimal gland via lacrimal n

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8
Q

posterior superior alveolar n

A

maxillary (V2)
s, pgs (external carotid plexus) = upper molars
s, pgs (external carotid plexus), pgp (pterygopalatine ganglion) = mucosa of maxillary sinus, buccal gingiva

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9
Q

infraorbital n

A

maxillary (V2)
s, pgs (external carotid plexus) = skin of upper lip, cheek, lateral nose, lower lid
s, pgs (external carotid plexus), pgp (pterygopalatine ganglion) = mucosa of upper lip, labial gingiva and maxillary sinus

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10
Q

middle superior alveolar n

A

maxillary (V2), infraorbital
s, pgs (external carotid plexus) = premolars
s, pgs (external carotid plexus), pgp (pterygopalatine ganglion) = maxillary sinus

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11
Q

anterior superior alveolar n

A

maxillary (V2), infraorbital
s, pgs (external carotid plexus) = upper canines, incisors
s, pgs (external carotid plexus), pgp (pterygopalatine ganglion) = maxillary sinus

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12
Q

meningeal branch

A

mandibular (V3)

s, pgs (maxillary a from external carotid plexus) = cranial dura mater

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13
Q

n to medial pterygoid

A

mandibular (V3)
s, pgs (maxillary a from external carotid plexus), m (trigeminal motor nucleus) = medial pterygoid, tensor palatini, tensor tympani muscles

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14
Q

masseteric n

A

mandibular (V3)

s, pgs (maxillary a from external carotid plexus), m (trigeminal motor nucleus) = masseter muscle

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15
Q

deep temporal n

A

mandibular (V3)

s, pgs (maxillary a from external carotid plexus), m (trigeminal motor nucleus) = temporalis muscle

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16
Q

n to lateral pterygoid

A

mandibular (V3)

s, pgs (maxillary a from external carotid plexus), m (trigeminal motor nucleus) = lateral pterygoid muscle

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17
Q

long buccal n

A

mandibular (V3)

s, pgs (maxillary a from external carotid plexus) = buccal skin, buccal mucosa and gingiva

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18
Q

auriculotemporal n

A

mandibular (V3)
s, pgs (maxillary a from external carotid plexus) = TMJ, external auditory meatus, skin anterior to ear
s, pgs (maxillary a from external carotid plexus), pgp (otic ganglion) = parotid gland

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19
Q

lingual n

A

mandibular (V3)
s, pgs (maxillary a from external carotid plexus) = mucosa overlying anterior 2/3 of tongue, floor of oral cavity, adjacent gingiva
ss (taste, chorda tympani) = anterior 2/3 of tongue
s, pgs, (maxillary a from external carotid plexus), pre-gp (chorda tympani), pgp (submandibular ganglion) = submandibular, sublingual, lingual glands

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20
Q

inferior alveolar n

A

mandibular (V3)

s, pgs (maxillary a from external carotid plexus) = lower teeth, adjacent buccal and labial gingiva

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21
Q

mental n

A

mandibular (V3), inferior alveolar

s, pgs (maxillary a from external carotid plexus) = skin overlying chin, lower lip, labial mucosa and gingiva

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22
Q

n to mylohyoid

A

mandibular (V3), inferior alveolar

s, pgs (maxillary a from external carotid plexus), m (trigeminal motor nucleus) = mylohyoid, anterior digastric muscles

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23
Q

lacrimal n

A

ophthalmic (V1)
s, pgs (internal carotid plexus) = lacrimal gland, skin overlying lateral aspect of upper lid and forehead
pgp (pterygopalatine ganglion via zygomatic) = lacrimal gland

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24
Q

supraorbital n

A

ophthalmic (V1), frontal

s, pgs (internal carotid plexus) = skin overlying forehead, mucosa of frontal sinus

25
Q

supratrochlear n

A

ophthalmic (V1), frontal

s, pgs (internal carotid plexus) = skin overlying medial aspect of forehead

26
Q

anterior ethmoidal n

A

ophthalmic (V1), nasociliary, infratrochlear
s, pgs (internal carotid plexus) = mucosa of frontal and ethmoidal sinuses, mucosa of superior nasal cavity, skin overlying nose

27
Q

posterior ethmoidal n

A

ophthalmic (V1), nasociliary, infratrochlear

s, pgs (internal carotid plexus) = mucosa of superior nasal cavity

28
Q

long ciliary n

A

ophthalmic (V1), nasocilary
s, pgs (internal carotid plexus) = eye
pgs (internal carotid plexus) = dilator muscle of the iris

29
Q

short ciliary n

A

ophthalmic (V1), nasociliary
s, pgs (internal carotid plexus) = eye
pgs (internal carotid plexus), pgp (ciliary ganglion, EWN) = dilator (sympathetic) muscle of the iris, constrictor (parasympathetic) muscle of the iris

30
Q

infratrochlear

A

ophthalmic (V1), nasociliary

s, pgs (internal carotid plexus) = skin overlying bridge of nose

31
Q

trochlear n

A

(IV)

s (ophthalmic n in SOF), pgs (internal carotid plexus), m (trochlear nucleus) = superior oblique muscle

32
Q

superior ramus

A 
oculomotor n (III)
s (ophthalmic n is SOF), pgs (internal carotid plexus), m (oculmotor nucleus) = superior rectus, levator palpebrae
33
Q

inferior ramus

A

oculomotor (III)
s (ophthalmic n in SOF), pgs (internal carotid plexus), m (oculomotor nucleus) = medial rectus, inferior rectus, inferior oblique
pre-gp (EWN), pgp (ciliary ganglion) = dilator (sympathetic) muscle of the iris, constrictor (parasympathetic) muscle of the iris

34
Q

abducens n

A

(VI)

s (ophthalmic n in SOF), pgs (internal carotid plexus), m (abducens nucleus) = lateral rectus muscle

35
Q

n to stapedius

A

facial (VII)

m (facial motor nucleus) = stapedius muscle

36
Q

chorda tympani n

A

facial (VII)
ss (taste) = lingual nerve, then mucosa of anterior 2/3 of tongue
pre-gp (superior salivatory nucleus) = submandibular ganglion
pgp (submandibular ganglion) = lingual nerve, then sublingual and submandibular glands

37
Q

greater petrosal n

A

facial (VII)
pre-gp (superior salivatory nucleus) = pterygopalatine ganglion
pgp (pterygopalatine ganglion) = branches of maxillary, zygomatic/lacrimal, lesser palatine, greater palatine
ss (taste) = mucosa of palate

38
Q

n to stylohyoid

A

facial (VII)

motor (facial motor nucleus), pgs (external carotid) = stylohyoid muscle

39
Q

n to posterior digastric

A

facial (VII)

motor (facial motor nucleus), pgs (external carotid) = posterior digastric muscle

40
Q

temporal branch

A

facial (VII)

motor (facial motor nucleus), pgs (external carotid) = frontalis, orbicularis oculi muscles

41
Q

zygomatic branch

A

facial (VII)
motor (facial motor nucleus), pgs (external carotid) = levator anguli oris, levator labii superioris, orbicularis oculi, zygomaticus major muscles

42
Q

buccal branch

A

facial (VII)
motor (facial motor nucleus), pgs (external carotid) = buccinator, depressor anguli oris, levator anguli oris, levator labii superioris, orbicularis oris, zygomaticus major muscles

43
Q

marginal mandibular branch

A

facial (VII)
motor (facial motor nucleus), pgs (external carotid) = depressor anguli oris, depressor labii inferioris, mentalis, orbicularis oris muscles

44
Q

cervical branch

A

facial (VII)

motor (facial motor nucleus), pgs (external carotid) = platysma muscle

45
Q

tympanic n to lesser petrosal n

A

glossopharyngeal (IX)
s, pgs (superior cervical ganglion) = middle ear
pre-gp (inferior salivatory nucleus) = otic ganglion
pgp (otic ganglion) = auriculotemporal (V3) to parotid gland

46
Q

carotid branch

A

glossopharyngeal (IX)

s = carotid sinus and body

47
Q

pharyngeal branches

A

glossopharyngeal (IX)

s, pgs (superior cervical ganglion) = mucosa of upper pharynx

48
Q

tonsilar branches

A

glossopharyngeal (IX)

s, pgs (superior cervical ganglion) = tonsilar mucosa

49
Q

lingual branches

A

glossopharyngeal (IX)

s, ss (taste), pgs (superior cervical ganglion) = mucosa of posterior 1/3 of tongue, oral pharynx

50
Q

n to stylopharyngeus

A

glossopharyngeal (IX)

s, pgs (superior cervical ganglion), m (nucleus ambiguus) = stylopharyngeus muscle

51
Q

auricular branch

A

vagus (X)

s, pgs (superior cervical ganglion) = skin of external auditory meatus and ear

52
Q

pharyngeal plexus

A

vagus (X)
s, pgs (superior cervical ganglion), m (nucleus ambiguus) = all muscles of pharynx (except stylopharyngeus) and the palate (except tensor palatini)

53
Q

carotid n

A

vagus (X)

s, pgs (superior cervical ganglion) = carotid sinus and body

54
Q

internal laryngeal n

A

vagus (X), superior laryngeal
s, ss (taste) = epiglottis
pgs (superior cervical ganglion), pre-gp (dorsal motor nucleus) = mucosa of oral and laryngeal pharynx, epiglottis, larynx superior to vocal folds

55
Q

external laryngeal n

A

vagus (X), superior laryngeal

s, pgs (superior cervical ganglion), m (nucleus ambiguus) = cricothyroid, inferior constrictor muscles

56
Q

recurrent laryngeal n

A

vagus (X)
s, pgs (superior cervical ganglion), m (nucleus ambiguus) = all muscles of larynx (except cricothyroid), and inferior constrictor
s, pgs (superior cervical ganglion), pre-gp (dorsal motor nucleus) = tracheal, laryngeopharyngeal, laryngeal mucosa inferior to vocal folds

57
Q

accessory n

A

(XI)

pgs (superior cervical ganglion), m (spinal accessory nucleus C1-5) = trapezius and sternocleidomastoid muscles

58
Q

hypoglossal n

A

(XII)
s (lingual nerve near hyoglossus muscle), pgs (superoir cervical ganglion), m (hypoglossal nucleus) = genioglossus, styloglossus, hyoglossus, intrinsic tongue muscles

Anatomy Unit III (4 decks)

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