parotid gland + facial n Flashcards

1
Q

opening of the parotid papilla

A

orifice of the parotid duct (or Stensen’s duct orifice)

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2
Q

what other vessels travel through the parotid gland (run up and down)

A

retromandibular vein and external carotid artery

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3
Q

marginal mandibular branch supplies

A
  • risorius
  • orbicularis oris
  • depressor anguli oris
  • depressor labii inferioris
  • mentalis
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4
Q

in the substance of the parotid gland, facial n branches into

A
  • temporofacial trunk

- cervicofacial trunk

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5
Q

which branches arise within the parotid gland

A
  1. temporal
  2. zygomatic
  3. buccal
  4. marginal mandibular
  5. cervical
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6
Q

facial n exits PCF via

A

internal acoustic meatus

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7
Q

name all branches of facial n

A
  • posterior auricular n
  • digastric branch
  • temporal
  • zygomatic
  • buccal
  • marginal mandibular
  • cervical
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8
Q

path of parotid duct

A
  • leaves anterior edge of gland
  • transverses face across masseter m
  • pierces buccinator m
  • enters mouth at max 2nd molar
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9
Q

largest salivary gland in the head

A

parotid gland

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10
Q

what travels between the superficial and deep portions of the parotid gland

A

facial nerve (and its branches)

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11
Q

zygomatic branch supplies

A
  • inferior portion of orbicularis oculi
  • inferior portion of procerus
  • nasalis
  • levator labii superioris alaeque nasi
  • zygomaticus mm
  • levator labii superioris
  • levator anguli oris
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12
Q

facial n emerges from base of skull via

A

stylomastoid foramen

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13
Q

temporal branch supplies which facial mm

A
  • anterior and superior auricular mm
  • frontal belly of occipitofrontalis m
  • corrugator supercilii
  • superior portion of orbicularis oculi
  • superior portion of procerus
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14
Q

sensory nerve innervation to parotid gland

A

auriculotemporal n and greater auricular n

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15
Q

facial n provides motor innerv to

A

mm of facial expression

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16
Q

digastric branch supplies

A
  • posterior belly of digastric m

- stylohyoid m

17
Q

which arteries supply parotid gland

A
  • transverse facial a (superficial temporal a)
  • posterior auricular a
  • both of ECA
18
Q

posterior auricular n supplies

A
  • occipital belly of occipitofrontalis m

- posterior auricular m

19
Q

another name for the parotid duct

A

stensen’s duct

20
Q

cervical branch supplies

A

platysma m

21
Q

what join to make to make the retromandibular v

A

superficial temporal v and maxillary v

22
Q

secretomotor innervation to parotid gland

A

auriculotemporal n carries post gang parasymp fibers from otic ganglion (pre gang fibers came from CN9)

23
Q

appearance of parotid gland

A

lobulated

24
Q

buccal branches

A
  • nasalis
  • orbicularis oris
  • levator anguli oris
  • levator labii superioris
  • levator labii superioris alaeque nasi
  • buccinator