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dental assisting mda > Head + Neck Anatomy Chapter 9 > Flashcards

Head + Neck Anatomy Chapter 9 Flashcards

1
Q

The maxillary has 2 main branches called

A

Nasopalatine nerve and greater palatine nerve

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2
Q

the 3 smaller nerve branches off the maxillary are called

A

PSA, ASA, MSA

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3
Q

PSA stands for

A

Posterior superior alveolar nerve

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4
Q

What does the PSA do

A

Freezes the first, second and third molars

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5
Q

ASA stands for

A

Anterior superior alveolar nerve

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6
Q

What does the ASA do

A

freezes the front 6 teeth

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7
Q

MSA stands for

A

Middle superior alveolar nerve

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8
Q

What does the MSA do

A

Freezes first and second pre molars. And the root of first molar

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9
Q

The Mandibular has 3 main branches called

A

Buccal nerve, lingual nerve, and inferior alveolar nerve

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10
Q

The buccal nerve is responsible for freezing where

A

Mucous membrane, mucous periosteum and the retrmolar pad

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11
Q

what does the lingual nerve freeze?

A

anterior 2/3 of the tongue, and lingual mucosa membrane

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12
Q

The inferior alveolar nerve freezes what in the mouth

A

all of them up to the midline, the first 2/3 of tongue, mucosa, and floor of mouth

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13
Q

What are the three nerve branches from the inferior alveolar nerve

A

incisive, mental, mylohyoid

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14
Q

the sternocleidomastoid muscle is located where

A

from the clavicle up to the external auditory meatus

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15
Q

the trapezius is located where

A

the occipital bone down to the clavicle

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16
Q

The muscle surrounding your mouth responsible for closing and puckering lips is called?

A

the orbicularis oris

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17
Q

The Buccinator muscle does what function

A

compresses the cheeks to teeth for support

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18
Q

Where is the mentalis facial muscle located and what does it do

A

the chin, raises and wrinkles the chin & pushes up lower lip

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19
Q

What facial muscle is used when laughing to draw angle of the mouth up

A

Zygomatic major

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20
Q

How many facial expression muscles are there?

A

4

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21
Q

Mastication muscles aid in what action

A

chewing

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22
Q

what are the 4 mastication muscles

A

temporal, messeter, internal(medial) pterygoid, external(lateral) pterygoid

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23
Q

the medial pterygoid is responsible for

A

closing the jaw

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24
Q

The lateral pterygoid is responsible for

A

opening the jaw

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25
Q

Mylohyoid floor muscle is what two working together

A

mylohyoid ridge and the hyoid. raising the tongue and lowering jaw

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26
Q

what are the 4 floor muscles called

A

mylohyoid, stylohyoid, geniohyoid, gastric

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27
Q

mastication muscles are fed by what nerve

A

the 5th cranial nerve (trigeminal nerve)

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28
Q

what’s the 7th cranial nerve

A

the facial nerve - responsible for expression

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29
Q

what is the 12th cranial nerve

A

the hypoglossal nerve - responsible for movement in the tongue

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30
Q

VII is what number

A

7

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31
Q

XII is what number

A

12

32
Q

V is what number

A

5

33
Q

The parotid duct is also know as the

A

stensens duct

34
Q

where is the parotid duct located

A

by the ear /cheekbone area

35
Q

which salivary gland is the largest in size

A

the parotid duct is the biggest in size

36
Q

the salivary gland that produces 60-65% of saliva is the

A

submandibular gland

37
Q

sublingual salivary gland is the __ and produces 10%

A

smallest gland

38
Q

Large circumvallate papillae are associated with which gland

A

von ebners minor salivary gland

39
Q

what is bells palsy

A

the paralysis of facial muscles

40
Q

sublingual salivary gland is located under

A

the tongue

41
Q

Wharton’s duct is part of

A

submandibular gland

42
Q

the bartholins duct is apart of

A

the sublingual gland

43
Q

mumps is a viral infection that affects which salivary gland

A

the parotid gland

44
Q

xerostomia is a condition of

A

dry mouth

45
Q

sialoliths is

A

salivary stones, mineralization in the ducts

46
Q

which branch of the trigeminal nerve the largest

A

the Mandibular branch

47
Q

____hyoid muscles are muscles of the what?

A

the floor of the mouth

48
Q

___glossus muscles are muscles of the what?

A

extrinsic muscles, of the tongue

49
Q

the nasopalatine nerve innervates where

A

the anterior palatine teeth

50
Q

the nasopharyngeal tonsils are where in the body

A

located in the nasopharynx, upper nasal cavity

51
Q

the palatine tonsils are located in…

A

in the oropharynx, anterior and posterior to pillars of fauces

52
Q

lingual tonsils are on the

A

back of the tongue

53
Q

the hypoglossal nerve innervates all the ‘glossas muscles’ but one, the

A

palatoglossal

54
Q

the facial artery supplies blood to

A

pharyngeal muscles, facial muscles, tonsils, and the soft palate

55
Q

The lingual artery supplies too the

A

tongue, floor of mouth, gums, palate, tonsils

56
Q

external carotid artery supplies blood to the

A

brain and eyes

57
Q

the internal coratid supplies blood the the

A

face and mouth

58
Q

intrinsic muscles are where and what do they do

A

they’re located withIN the tongue and help shape the tongue

59
Q

Extrinsic muscles assist in ____

A

movement of mouth

60
Q

Lateral meaning

A

side to side or away from the midline

61
Q

Medial meaning

A

toward the midline

62
Q

genioglossus has a movement of

A

down and out

63
Q

which nerve can be found by feeling the mandibular notch?

A

Facial

64
Q

Lymph nodes are responsible for

A

fighting disease by producing antibodies, the body main defense system

65
Q

Cervical lymph nodes are located where

A

in the neck, Jugular - deep in SCM

66
Q

Superficial lymph nodes are located where

A

on the head

67
Q

air cells separated by thin layer of bone is which sinus

A

ethmoid sinus

68
Q

the nasopalatine nerve enters through which foramen?

A

the incisive foramen

69
Q

the greater palatine nerve enters through which foramen?

A

the posterior palatine foramen (closer to arch - molars)

70
Q

the tongue has which nerve directly in it

A

the lingual nerve

71
Q

inferior alveolar nerve branches through what bone

A

the mandible (below; inferior)

72
Q

the Superior alveolar nerve branches where?

A

in the maxilla (above;superior)

73
Q

parotid papilla are what

A

elevations of tissue on the inner cheek

74
Q

infraorbital artery distributes to the

A

face

75
Q

greater palatine artery distributes to

A

the lingual gingiva and hard palate

76
Q

lymphadenopathy is a reaction to what circumstance

A

the patient has cancer/infection so lymph increase in size to fight

77
Q

trigeminal nerve is the main source for

A

the oral cavity

dental assisting mda (35 decks)

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