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Anatomy T2 > oct 25 > Flashcards

oct 25 Flashcards

1
Q

ridge coming off of the occipital bone at the base of the skull

A

external occipital protuberance (inion)

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2
Q

the “communication” between the occipital bone and spinal column, hole at the base of the skull

A

foramen magnum

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3
Q

protuberances on either side of the foramen magnum, shorter medial/laterally and longer anterior/posteriorly

A

occipital condyles

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4
Q

skeleton of the face between the mouth and eyes

A

maxillae

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5
Q

structure of the maxillae. articulates with the frontal bone

A

frontal process

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6
Q

structure of the maxillae. articulates with the zygomatic bone anteriorly

A

zygomatic process of the maxilla

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7
Q

structure of the maxillae. makes up the majority of the floor of the eye socket

A

orbital surface

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8
Q

structure of the maxillae. sockets for the upper teeth

A

alveolar processes

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9
Q

structure of the maxillae. exit of the infraorbital nerve

A

infraorbital foramen

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10
Q

structure of the maxillae. makes up the majority of the hard palate and connects to the palatine bone

A

palatine proces

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11
Q

cheek bones

A

zygomatic bones

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12
Q

structure of zygomatic bones, make up the lateral wall of the eye sockets

A

anterolateral and infra orbital margines

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13
Q

structure of zygomatic bones, connects into the zygomatic arch

A

temporal processes of the zygomatic bone

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14
Q

bone that separates the nasal cavity from the brain

A

ethmoid bone

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15
Q

bone located at the roof of the nose between the orbits

A

ethmoid bone

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16
Q

structure of ethmoid bone. a ridge of bone projecting superiorly.

A

crista galli

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17
Q

structure of ethmoid bone.

A

cribiform plate

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18
Q

structure of ethmoid bone. forms the posterior and superior part of the nasal septum

A

perpendicular plate

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19
Q

structure of ethmoid bone. an attachment for the falx cerebri

A

crista galli

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20
Q

the dura mater in the longitudinal fissure of the brain

A

falx cerebri

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21
Q

joint between frontal and parietal bones

A

coronal suture

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22
Q

joint between right and left parietal bones

A

sagittal suture

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23
Q

meeting point between the coronal and sagittal sutures

A

bregma

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24
Q

joint between the parietal and temporal bones

A

squamous suture

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25
Q

joint between the occipital, temporal, and parietal bones

A

lambdoid suture

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26
Q

meeting point of the lambdoid and saggital sutures

A

lambda

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27
Q

connection between the sphenoid, tomporal, frontal, and parietal bones. weakest part of the skull

A

pterion

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28
Q

aka eye socket

A

the orbit

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29
Q

name for the bregma in infancy

A

fontanelle

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30
Q

a cone-shaped cavity made of many bones. contains the optic canal

A

orbit

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31
Q

sinuses located superior to the eye sockets

A

frontal sinuses

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32
Q

sinuses located behind the nose

A

sphenoidal sinuses

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33
Q

sinuses located between the nose and eyes

A

ethmoidal sinuses

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34
Q

sinuses located on either side of the nasal cavity

A

maxillary sinuses

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35
Q

bone that makes roof of the orbit

A

frontal bone

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36
Q

bone that makes the medial wall of the orbit

A

ethmoid bone

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37
Q

bone that makes the lateral wall of the orbit

A

zygomatic

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38
Q

bone that makes the floor of the orbit

A

maxilla

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39
Q

air-filled extensions of the nasal cavity

A

sinuses

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40
Q

joint. the head/condyle of the mandible articulates with the mandibular fossa and articular tubercle of the temporal bone

A

temporomandibular joint

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41
Q

class of joint for TMJ

A

synovial

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42
Q

TMJ is what type of joint

A

hinge

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43
Q

what sits between the heads of the mandible and the temporal bone

A

articular discs

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44
Q

structure attached to the articular disc of TMJ which helps maintain the proper positioning of the disk

A

retrodiscal pad

45
Q

thickening of the TMJ joint capsule to form this ligament

A

temporomandibular ligament

46
Q

ligament of TMJ from styloid process to mandible

A

stylomandibular ligament

47
Q

ligament of TMJ from sphenoid to mandible

A

sphenomandibular ligament

48
Q

movements of TMJ

A

depression, elevation, protraction/protrusion, retraction/retrusion, deviation

49
Q

movement of opening the mouth

A

depression

50
Q

movement of closing the mouth

51
Q

movement of forming an underbite

A

protrusion

52
Q

movement of forming an overbite

A

retraction

53
Q

movement of the jaw from side to side

54
Q

temporalis, masseter, and lateral and medial pterygoid muscles are collectively called what

A

muscles of mastication

55
Q

muscle. attaches temporal fossa to coronoid process and anterior ramus of the mandible

A

temporalis

56
Q

muscle. fills the temporal fossa

A

temporalis

57
Q

muscle. actions: elevation and retraction of the mandible

A

temporalis

58
Q

muscle. has superficial and deep fibres. attaches the inferior border of the zygomatic arch to the angle of the mandible

59
Q

muscle actions: elevation, protraction, and retraction (from protracted) of the mandible

60
Q

what fibres of the masseter perform retraction from a protracted position

61
Q

muscle, has superior and inferior heads. attaches the greater wing of the sphenoid and lateral surface of the lateral pterygoid plate to the neck of the mandible and articular disc

A

lateral pterygoid

62
Q

which head of the lateral pterygoid attaches to the greater wing of the sphenoid and neck articular disc

A

superior head

63
Q

which head of the lateral pterygoid attaches the lateral surface of the lateral pterygoid to the neck of the mandible

A

inferior head

64
Q

muscle actions: protraction, depression (after translation), and contralateral deviation of the mandible, anterior/posterior translational control of the articular disc

A

lateral pterygoid

65
Q

which head of the lateral pterygoid performs anterior/posterior translational control of the articular disc

66
Q

which head of the lateral pterygoid performs depression of the mandible once translation occurs

A

inferior head

67
Q

muscle. attaches medial surface of the lateral pterygoid plate to the pterygoid tuberosity

A

medial pterygoid

68
Q

muscle actions: elevation, protraction, and contralateral deviation of the mandible

A

medial pterygoid

69
Q

muscle. actions: assist in depression of the mandible

70
Q

muscles of mandibular depression

A

hyoids, inferior head of lateral pterygoid once translation occurs

71
Q

muscles of mandibular elevation

A

temporalis, masseter, medial pterygoid, superior head of lateral pterygoid (eccentric control of disc return)

72
Q

muscles of mandibular protraction/protrusion

A

superficial fibres of masseter, lateral pterygoid, medial pterygoid

73
Q

muscles of mandibular retraction/retrusion

A

posterior fibres of temporalis, deep fibres of masseter

74
Q

muscles of mandibular deviation

A

contralateral pterygoids

75
Q

muscle of the face. 2 bellies attach the superior nuchal line to the epicranial aponeurosis, 2 bellies attach the skin near the eyebrows to the epicranial aponeurosis

A

occipitofrontalis/epicranius

76
Q

resting position of the TMJ

A

teeth 2-5 mm apart with the tip of the tongue resting behind the front teeth on the roof of the mouth

77
Q

which muscle bellies of occipitofrontalis attach to the superior nuchal line

A

occipitalis

78
Q

which muscle bellies of occipitofrontalis attach to the skin near the eyebrows

79
Q

action of the occipitofrontalis

A

occipitalis anchors the aponeurosis and frontalis pulls the eyebrows up

80
Q

muscle. closes the eyelids and helps to empty the lacrimal sac (tearing up)

A

orbicularis oculi

81
Q

muscle. draws eyebrows inferiorly and medially

A

corrogator supercilii

82
Q

muscle. raises upper lip

A

levator labii superioris

83
Q

muscle of surprise

A

occipitofrontalis

84
Q

muscle that raises lip and dilates nostrils

A

levator labii superioris aleque nasi

85
Q

muscle that raises and laterally pulls upper lip

A

zygomaticus minor

86
Q

muscle of squinting

A

orbicularis oculi

87
Q

muscle of frowning (with eyes)

A

corrugator cupercilii

88
Q

muscle of snarling

A

levator labii superioris

89
Q

muscle of stank face

A

levator labii superioris aleque nasi

90
Q

muscle of elvis face

A

zygomaticus minor

91
Q

muscle that draws the angles of the mouth superolaterally

A

zygomaticus major

92
Q

muscle of smiling

A

zygomaticus major

93
Q

muscle. closes and protrudes the lips, and compresses lips against teeth

A

orbicularis oris

94
Q

muscle of kissing

A

orbicularis oris

95
Q

muscle that raises and protrudes lower lip

96
Q

muscle of pouting

97
Q

muscle that draws lip inferiorly and slightly laterally

A

depressor labii inferioris

98
Q

muscle of yikes

A

depressor labii inferioris

99
Q

muscle that depresses the corner of the mouth

A

depressor anguli oris

100
Q

muscle of sadness

A

depressor anguli oris

101
Q

muscle that compresses cheek against the molar teeth when chewing, helps with forceful blowing

A

buccinator

102
Q

muscle of pursing

A

buccinator

103
Q

muscle that retracts and depresses angle of the mouth

104
Q

muscle of the creature from the black lagoon

105
Q

muscle that draws ear up and forward

A

auricularis anterior

106
Q

muscle that draws ear up

A

auricularis superior

107
Q

muscle that draws the ear back

A

auricularis posterior

108
Q

muscle that elevates the upper eyelid

A

levator palpebrae

Anatomy T2 (15 decks)

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