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Anatomy > head and face > Flashcards

head and face Flashcards

1
Q

where does the m. of facial expression lie

A

in subcutaneous tissue

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2
Q

where do the m. of facial expression attach

A

to superficial fasciae or bone and skin of face

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3
Q

what type of joint is the TMJ

A

modified hinge synovial joint

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4
Q

what does the TMJ join

A

head of the condyle of the mandibular fossa of the zygomatic process of the TB

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5
Q

what does the artciular disc do

A

divid synovial cavity into upper and lower cavities

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6
Q

what does the lateral ligamnet of the TMJ do

A

strengthen joint laterally

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7
Q

what does the postglenoid tubercle do

A

prevent posterior dislocation

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8
Q

what is the cranium

A

refers to skull without mandible

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9
Q

what is the calvaria

A

cranial vault, superior part includes forehead, excludes lower jaw and face

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10
Q

what is skull cap

A

refers tot he superiro part of the cranial vault part usually removed during dissection

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11
Q

what is the cranial base

A

inferior part of the cranium

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12
Q

what is the facial skeleton

A

rest of the cranium : including maxilla, orvits, nasal cavities

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13
Q

what is the crista galli and frontal crest an attachemnt site for

A

falx cerebri

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14
Q

what does the ethmoid bone have

A

crista galli and cribiform plate

– contains foramin a for olfactoryy n.

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15
Q

what does the sphenoid bone have

A

greater wings
dorsum sellae
ant. and post clinoid process

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16
Q

what does the temporal bone have

A

petrous

squamous suture

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17
Q

where can the optic canal be found

A

lesser wing

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18
Q

what does through optic canal

A

optic n.

opthalamic a.

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19
Q

where is the superior orbital fissure be found

A

between greater and lesser wing

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20
Q

what goes through the superior oribital fissure

A

ophthalmic n (n 5 part 1)
oculomotor
trochlear
abducen

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21
Q

where can the foramen rotundum be found

A

greater wing

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22
Q

what goes through the forament rotumdum

A

maxillary n part 2 of n5

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23
Q

where can the foramen ovale be foun

A

greater wing

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24
Q

what goes through the foramen ovale

A

mandibular n part 3 of n5

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25
Q

where is the forament spinosum

A

greater wing

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26
Q

what does through the foramen spinosum

A

middle meningeal artery , mandibular brach of the trigeminal n

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27
Q

where can the forament lacerum be found

A

between sphenoid and temporal bone

** not really an opening

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28
Q

what does through the forament lacerum

A

nothing

the internal carotid a runs across

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29
Q

where can the groove for greater petrosal n be found

A

anterior surface of temporal bone

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30
Q

what goes through the groove for greater petrosal n.

A

greater petrosal n

middle meningeal a

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31
Q

what is the largest adn deepest of the 3 cranial fossae

A

posterior cranial fossa

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32
Q

what can be found in the posterior crainal fossa

A

occipital bone

parts of the petrous portion of temporal bone and body of sphenoid

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33
Q

what does the posterior cranial fossa contain

A

cerrebellum
pons
medulla

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34
Q

where can the internal acoustic meatus be found

A

in posterior temporal bone

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35
Q

what does through the internal acoustic meatus

A

facial n.

vestibulococular n

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36
Q

where can the jugular foramen be found

A

between the occipital and temporal bone

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37
Q

what goes through the jugular foramen

A

glossopharyngeal
vagus
parts of accessory
sigmoid sinus ( where jugular ends)

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38
Q

where can the hypoglossal canal be found

A

occipital bone

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39
Q

what goes through the hypoglassal canal

A

hypoglassal n

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40
Q

where is the forament magnum

A

occipital bone

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41
Q

what goes through the forament magum

A

vertebral aa

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42
Q

what is the shallowest of the 3 fossae of the head

A

anterior cranial fossa

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43
Q

what is in the anterior cranial fossa

A

frontal poles
orbital plates
supports the frontal lobe
ethmoid bone

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44
Q

what can be found in the middle cranial fossa

A

sphenoid bone

temporal bone

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45
Q

what is the main sensory innervationfo the facce

A

3 branches of the trigeminal n.

46
Q

what n. innervates the angle of the mandible

A

great auricular n.

47
Q

what is the 5th craninal n.

A

trigeminal n. which is also the largest cranial n.

48
Q

what is the main general sensory n to the head

A

trigeminal n.

49
Q

what is the motor mm. of mastication

A

trigeminal n.

50
Q

what are the 3 parts of the trigeminal n.

A

1 opthalmic
2 maxillary
3 mandibular

51
Q

where do all of the trigeminal n. come out of

A

sphenoid bone

52
Q

what section if the ophthamic n.

A

this is the superiro division of the trigeminal n. and is the smallest branch

53
Q

is the ophtahmci n sensory or motor

A

sensory only

54
Q

what are the 3 branches of the ophtahalmic n.

A

frontal n
nasociliary n
lacrimal

55
Q

what are the division of the frontal n of the ophthalmic n

A

supratrochlear n

supraorbital n

56
Q

what does the supratrochlear n supply

A

to middle forehead, conjunctiva, skin upper eye lid

57
Q

what does the supraorbital n supply

A

to lateral and front scalop, conjunctiva, skin upper eye lid

58
Q

what are the division of the nasociliary n of the ophthalmic n

A
  • anterioe and posterior ethmoidal nn.
  • external nasal n
  • infratrochlear n
59
Q

what does the anterior and posterior ethmoidal nn. of the nasociliary n supply

A

to ethmoidal paranasal sinuses

60
Q

what does the external nasal n of the nasociliary n supply

A

external nose

61
Q

what does the infratrochlear n of the nasociliary n supply

A

terminall branch of nasociliary n to skin aroudn eyes and nose

62
Q

what does the lacrimal n supply of the ophthalmic n.

A

lacrimal gland and lateral upper eye lid

63
Q

what is the 2nt part of the 5th cranial n.

A

maxillary n. and is the intermediate section

64
Q

is the maxillary n. sensory or motor

A

sensory only

65
Q

what are the branches of the maxillary n.

A

infraorbital n

zygomatic n

66
Q

what is the terminal branch of the maxillary n

A

infraorbital n

67
Q

where does the infraorbital come out of

A

infraorbital fissure

68
Q

what does the infraorbital n of the maxillary n supply

A

sensory to skin on lateral nose, upper lip, lower eyelid and maxillary teeth

69
Q

what are the branches of the zygomatic n

A

zygomaticiofasical n

zygomaticoltemoporal n

70
Q

what does the zygomaticiofasical n supply of the zygomatic n

A

to skin over zygomatic bone

71
Q

what does the zygomaticoltemoporal n supply of the zygomatic n

A

skin over the temporal area

72
Q

does the mandibular n have motor or sensory

A

motor to muscles of mastication

73
Q

what are the main sensory branches of the mandibular n

A
  • buccal n
  • auriculotemporal n
  • inferior alveolar n
  • lingual n
74
Q

what does the buccal n supply

A

skin on check over buccinator, posterior surface of gum

75
Q

what does the auriculotemporal n supply

A

to auricle, external acoustic meatus, tympanic membrane, skin in temporal region

76
Q

what does the inferior alveolar n supply

A

mandibular lower teeth and targeted for dental anesthesia

77
Q

what are the division of the inferior alveolar n

A

inferiro dental plexus

mental n

78
Q

what does the inferiror dental plexus supply

A

to incisor teeth, adjacent gingiva

79
Q

what does the mental n supply

A

goes through mental foramen, skin of chin, skin and musous membrane of lower lip

80
Q

where does the inferior alveolar n enter the mandibular

A

enters the mandibular canal thorugh mandibular forament

81
Q

what does the lingual n of the mandibular n supply

A

provides general sensory fivers to anterior 2/3 of the tongue floor of the mout and gums of mandibular teeth

82
Q

what does the facial n have motor to

A

muscles of the face

83
Q

what does the facial n have sensory to

A

taste from the anteriro 2/3 of the tongue and part of the skin of the external auditory meatus

84
Q

where does the facial n enter the skull

A

throgh internal acousci meatus

85
Q

where does the facial n exits the skull

A

through stylomastioid foramnet

86
Q

what does the facial n enter ( gland)

A

parotid gland

87
Q

what are the 5 terminal branches facial n

A 
temporal br
zygomatic br
buccal br
mandibular b
cervial br
88
Q

what doe the temporal br of the facial n supply

A

to all superficial facial m.

89
Q

what doe the zygomatic br of the facial n supply

A

to m. in zygomatic, orbital, infraorbital region

90
Q

what doe the buccal br of the facial n supply

A

to buccinator and m. in upper lip

91
Q

what doe the mandibular b of the facial n supply

A

to m in lower lip chin

92
Q

what doe the cervial br of the facial n supply

A

to platysma

93
Q

what is the terminal br of the external carotid a.

A

superficial temporal a

maxillary a

94
Q

what does the facial a supply

A

m. o ffacial expression and face

95
Q

what does the inferiro labial supply

A

lower lip

96
Q

what does the superiro laial supply

A

upper lip and ala and septum of nose

97
Q

what does the latheral nasal supply

A

skin on alal and dorsum of nose

98
Q

what does the angular supply

A

superiro part of cheek and inferio eyelid

99
Q

what is the terminal branch of facial a

A

angular a

100
Q

what does the what does the occipital a supply

A

scalp of back and head as far as vertex

101
Q

what does the posterio auricular a supply

A

aricle or ear and scalp posterio to auricle

102
Q

what does the superficial temporal a supply

A

facial muscles and skin of temporal frontal and temporal regions

103
Q

what does the transverse facial a supply

A

parotid gland and duct, m. and skin of face

104
Q

what does the mentla supply

A

facial muscles and ksiin of chin

105
Q

what is the mental a . a branch from

A

maxillary a

106
Q

facial viens begin as

A

angular veins by the union of supraorbitla and supratrochlear and…

End in the internal jugular vein via common facial

107
Q

what forms the retromandibular v

A

superficial temporal ad maxillaary v

108
Q

what does the retromandibular v divid into

A
  • anterio branch that joins the facial v

- posterior branch that joins the posterioe auricular to form external jugular v

109
Q

what are the 5 layers of the scalp

A 
1- skin
2 CT
3 aponeurosis epicranialis
4 losse CT --( allows free movement to scalp)
5 pericranium
110
Q

read slides

A

33-34

111
Q

what supplies the brian with blood

A

internal carotid

vertebral artery

112
Q

read slides

A

36-44

Anatomy (18 decks)

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