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Gen Anatomy 2 > Final exam > Flashcards

Final exam Flashcards

1
Q

what branch of facial nerve innervates buccinator?

A

buccal

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2
Q

what branch of trigeminal N innervates mylohyoid?

A

mandibular nerve

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3
Q

what specific N branch innervates mylohyoid?

A

-nerve to mylohyoid from inferior alveolar nerve of mandibular nerve

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4
Q

what nerve innervates this geniohyoid?

A

cervical nerve C1

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5
Q

C1 “hitch hikes” from neck into floor of oral cavity with which nerve?

A

hypoglossal nerve

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6
Q

name structures that pass through gateway, 2 muscles associated w/ tongue

A

hyoglossus, styloglossus

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7
Q

2 nerves that pass through gateway

A

lingual
hypoglossal
glossopharyngeal

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8
Q

what structure forms the inferior margin of the oropharyngeal isthmus between the oral and pharyngeal cavities?

A

terminal sulcus of tongue

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9
Q

which structure marks the site in the embryo where the epithelium invaginates to form the thyroid gland?

A

foramen caecum of tongue

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10
Q

name 3 structures that are found under the surface of the tongue

A
  1. frenulum of tongue
  2. fimbriated fold
  3. lingual vein
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11
Q

describe the tongue

A

divided into left/right half by a median sagittal septum composed of connective tissue

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12
Q

name 4 intrinsic muscles of tongue

A
  1. transverse
  2. vertical
  3. superior longitudinal
  4. inferior longitudinal
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13
Q

which ext ms depresses tongue?

A

hyoglossus

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14
Q

which ext ms elevates and retracts the tongue?

A

styloglossus

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15
Q

which artery enters the tongue deep to the hyoglossus between the hyoglossus and genioglossus

A

lingual artery

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16
Q

what two important nerves enter the tongue on the external surface of the hyoglossus ms?

A
  1. hypoglossal

2. lingual

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17
Q

what is the major artery of tongue?

A

lingual artery

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18
Q

what 2 ms are associated w/ lingual artery?

A

hyoglossus, genioglossus

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19
Q

what other structures are supplied by lingual artery?

A

sublingual gland, gingiva, oral mucosa in floor of oral cavity

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20
Q

what vessels drain the tongue

A

dorsal lingual, deep lingual veins

21
Q

on which vein do the deep lingual and dorsal lingual veins drain into

A

internal jugular vein

22
Q

name 4 nerves that innervate the tongue

A
  1. glossopharyngeal
  2. lingual
  3. facial
  4. hypoglossal
23
Q

which cranial N provides taste and general sensation from pharyngeal part of tongue?

A

glossopharyngeal

24
Q

which nerve passes the jugular foramen along the stylopharyngeus ms?

A

glossopharyngeal nerve

25
Q

which N is said to be the major branch of Mandibular N?

A

lingual nerve

26
Q

which ms related to lingual N

A

hyoglossus

27
Q

name 2 other parts by which lingual N carries general sensation to

A
  • mucosa on floor of oral cavity

- gingiva associated w/ lower teeth

28
Q

what 3 structures are enclosed by the parotid gland?

A
  1. external carotid artery
  2. retromandibular vein
  3. origin of extracranial part of facial nerve
29
Q

name 2 Ms related to submandibular glands

A

mylohyoid, hyoglossus

30
Q

where is the exact location of submandibular gland

A

emerge from medial side of the deep part of gland in oral cavity

31
Q

what arteries supply the submandibular and sublingual glands?

A

facial, lingual arteries

32
Q

name 3 structures found on mucosa of hard palate

A
  1. palatine rugae
  2. palatine raphe
  3. incisive papilla
33
Q

what nerve innervates the tensor veli palatine ms

A

nerve to medial pterygoid from mandibular nerve

34
Q

which ms depresses the palate and move the palatopharyngeal arches towards the midline like curtains that help close the oropharyngeal isthmus; at the same time elevating the pharynx during swallowing?

A

palatopharyngeus muscle

35
Q

what structure defines the lateral margins of the oropharyngeal isthmus?

A

palatoglossal arches

36
Q

name the branches of the maxillary, facial, ascending pharyngeal arteries that supply the palate

A
  • greater palatine branch
  • ascending palatine branch
  • palatine branch
37
Q

from which main artery do the maxillary, facial, and ascending pharyngeal arteries branch from

A

external carotid artery

38
Q

which artery loops medially over the top of the superior constrictor muscle of the pharynx?

A

palatine branch of ascending pharyngeal

39
Q

which nerve supplies gingiva and mucosa adjacent to the incisors and canine

A

nasopalatine

40
Q

what structure connects the lip to the adjacent gum

A

median labial frenulum

41
Q

name 8 ms of facial expression that open or adjust the contour of the oral fissure

A
  1. buccinator
  2. levator labii superioris
  3. zygomaticus major
  4. zygomaticus minor
  5. levator anguli oris
  6. depressor labii inferioris
  7. depressor anguli oris
  8. platysma
42
Q

name artery of palatal gingiva

A

nasopalatine, greater palatine arteries

43
Q

from what nerve branch do all lower teeth branch from?

A

inferior alveolar nerve from the mandibular nerve

44
Q

name 3 nerve branches that innervate all upper teeth

A

anterior, middle, posterior superior alveolar nerves

45
Q

from which nerve branches does the gingiva associated w/ the upper teeth derive its branches

A

maxillary nerve

46
Q

from which nerve branches does the gingiva associated w/ the lower teeth derive its branches

A

mandibular nerve

47
Q

which nerve innervates the gingiva associated w/ the buccal side of the mandibular incisor, canine, and premolar teeth

A

mental branch of inferior alveolar nerve

48
Q

name 7 features of face that are palpable

A
  1. head of mandible
  2. zygomatic bone
  3. zygomatic arch
  4. mastoid process
  5. external occipital protuberance
  6. external acoustic meatus
  7. bony margin of orbit

Gen Anatomy 2 (7 decks)

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