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Gross Anatomy - Block 3 > Oral + Nasal Cavities > Flashcards

Oral + Nasal Cavities Flashcards

1
Q

compound origin of nasal/oral cavity

A

olfactory capsule (ethmiod - chondrocranium), upper jaw (splanchnocranium)

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2
Q

chondrocranium is supplied by blank

A

internal carotid

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3
Q

splanchnocranium is supplied by blank

A

external carotid

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4
Q

at the blank we lose voluntary control of swallowing which causes the gag reflex

A

palatoglossal fold (stomodeum)

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5
Q

jaws are supplied by these nerves

A

V2, V3

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6
Q

tongue develops from blank and migrates into oral cavity dragging its motor supply with it which is blank

A

cervical myotomes, CN XII

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7
Q

tongue gets general sense from these

A

V, IX

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8
Q

tongue gets taste from these

A

VII, IX, X

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9
Q

this fuses with medial nasal prominences to form upper lip

A

maxillary prominences

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10
Q

these fuse to form the lower lip and jaw

A

mandibular prominences

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11
Q

furow between maxillary and lateral nasal prominences that forms nasolacrimal duct and lacrimal sac

A

nasolacrimal groove

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12
Q

fusion of medial nasal prominences to form the philtrum of the lip and blank

A

primary palate

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13
Q

failure of palate to fuse

A

cleft lip/palate

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14
Q

these fuse with primary palate at incisive foramina and nasal septum

A

secondary palate

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15
Q

attachment of falx cerebri

A

crista gallae

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16
Q

gateway to and from nasal cavity for vessels and nerves

A

sphenopalatine foramen

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17
Q

aka nostril

A

vestibule

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18
Q

vestibule leads to blank

A

atrium

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19
Q

atrium leads to blank

A

nasal cavity

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20
Q

open back walls of nasal cavity at junction with nasopharynx

A

choanae

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21
Q

sinuses develop with blank

A

age

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22
Q

curved slit with rounded superior edge, has openings into ethmoid air cells, infundibulum, ostium for max sinus

A

hiatus semilunaris

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23
Q

hiatus semilunaris is located in the blank

A

middle meatus

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24
Q

this is under the inferior meatus

A

nasolacrimal duct

25
Q

nerve of nasal cavity that is sensory for bridge of nose

A

anterior ethmoidal n

26
Q

anterior ethmoidal is a branch off blank

27
Q

nerve that supplies anterior portion of oral surface off palate and passes through incisive forament

A

nasopalatine

28
Q

nasopalatine is a branch off blank

29
Q

nasopalatine has these branches

A

postero lateral nasal branches

30
Q

vessels that supply superior/anterior aspects of medial and lateral walls

A

anterior/posterior ehtmoids

31
Q

anterior/posterior ehtmoids come off blank

A

ophthalmic

32
Q

vessel supplying inferior and posterior aspect of medial and lateral walls and floor

A

sphenopalatine

33
Q

sphenopalatine artery is a branch off blank

34
Q

valve separating naso and oropharynx

35
Q

median folds of mucosa attaching lips to gums

36
Q

parotid duct opens in vestibule opposite this tooth

37
Q

teeth are derived from blank

A

dermal scales

38
Q

teeth set in sockets in parabolic arches

39
Q

teeth that have limited growth

A

close rooted

40
Q

2 sets of teeth

A

diphyodont

41
Q

different kinds of teeth in a set

A

heterodont

42
Q

median fold attaching tongue to floor of mouth

A

frenulum linguae

43
Q

veins on each side of frenulum

A

deep lingual veins

44
Q

openings on each side of frenulum that are openings of submandibular ducts

45
Q

where ducts from sublingual glands open into mouth

A

plica sublingualis

46
Q

sublingual glands get motor supply for secretion from this nerve

A

chorda tympani and submandibular ganglion via facial nerve

47
Q

this demarcates anterior 2/3 from posterior 2/3 of tongue

A

sulcus terminalis

48
Q

gen sense of anterior 2/3

49
Q

special sense of anterior 2/3

50
Q

gen sense of post 1/3

51
Q

special sense of post 1/3

52
Q

extrinsic muscles that move tongue

A

styloglossus, palatoglossus, hyoglossus, genioglossus

53
Q

styloglossus

A

retract/elevate

54
Q

palatoglossus

55
Q

hyoglossus

A

retract/depress

56
Q

genioglossus

A

protrude/depress

57
Q

blood supply of tongue

A

mostly lingual, some facial

58
Q

parasympathetic to upper and lower jaws

59
Q

parasympathetic to parotid

Gross Anatomy - Block 3 (9 decks)

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