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DPT 7015 Clinical Anatomy > Quiz 4: Head & Neck > Flashcards

Quiz 4: Head & Neck Flashcards

1
Q

platysma origin

A

skin over lower neck and upper lateral thorax

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2
Q

platysma insertion

A

mandible (inferior border)

skin over lower face and angle of mouth

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3
Q

platysma action

A

depress and wrinkles of lower face and mouth
tenses skin of neck
aids forced depression of mandible

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4
Q

sternocleidomastoid (sternal head) origin

A

sternum

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5
Q

sternocleidomastoid (clavicular head) origin

A

clavicle

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6
Q

sternocleidomastoid insertion

A 
temporal bone (mastoid process)
occipital bone (superior nuchal line)
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7
Q

sternocleidomastoid action

A

unilateral: tilts head SAME side, rotates head OPPOSITE side
bilateral: extends head, aids in respiration when head is fixed

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8
Q

omohyoid origin

A

scapula

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9
Q

omohyoid insertion

A

hyoid bone

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10
Q

sternohyoid origin

A

manubrium and sternoclavicular joint

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11
Q

sternohyoid insertion

A

hyoid bone

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12
Q

sternothyroid origin

A

manubrium

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13
Q

sternothyroid insertion

A

thyroid cartilage

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14
Q

omohyoid, sternohyoid and sternothyroid action

A

depress hyoid

draws larynx and hyoid down for phonation and terminal phases of swallowing

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15
Q

thyrohyoid origin

A

thyroid cartilage

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16
Q

thyrohyoid insertion

A

hyoid bone

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17
Q

thyrohyoid action

A

depresses and fixes hyoid

raises larynx during swallowing

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18
Q

longus capitis origin

A

C3-C6

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19
Q

longus capitis insertion

A

occipital bone

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20
Q

longus capitis action

A

flexion of head

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21
Q

longus colli (vertical) origin

A

C5-T3

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22
Q

longus colli (vertical) insertion

A

C2-T3

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23
Q

longus colli (superior oblique) origin

A

C3-C5

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24
Q

longus colli (superior oblique) insertion

A

atlas

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25
Q

longus colli (inferior oblique) origin

A

T1-T3

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26
Q

longus colli (inferior oblique) insertion

A

C5-C6

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27
Q

longus colli action

A

unilateral: tilts and rotates C-spine to OPPOSITE side
bilateral: forward flexion of C-spine

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28
Q

occipitofrontalis origin

A

epicranial aponeurosis

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29
Q

occipitofrontalis insertion

A

skin and subcutaneous tissue of eyebrows and forehead

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30
Q

occipitofrontalis action

A

elevates eyebrows

wrinkles skin of forehead

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31
Q

procerus origin

A

nasal bone

lateral nasal cartilage

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32
Q

procerus insertion

A

skin of lower forehead between eyebrows

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33
Q

procerus action

A

pulls medial angle of eyebrows inferiorly

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34
Q

orbicularis oculi origin

A

medial orbital margin
medial palpebral ligament
lacrimal bone

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35
Q

orbicularis oculi insertion

A

skin around margin of orbit

superior and inferior tarsal plates

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36
Q

orbicularis oculi action

A

closes eyelids

acts as orbital sphincter

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37
Q

nasalis origin

A

maxilla

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38
Q

nasalis insertion

A

nasal cartilages

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39
Q

nasalis action

A

flares nostrils

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40
Q

anterior scalene origin

A

C3-C6

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41
Q

anterior scalene insertion

A

1st rib - scalene tubercle

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42
Q

middle scalene origin

A

C1-C2

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43
Q

middle scalene insertion

A

1st rib - posterior to groove for subclavian a.

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44
Q

posterior scalene origin

A

C5-C7

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45
Q

posterior scalene insertion

A

2nd rib

46
Q

scalene action

A

with ribs mobile: elevates upper ribs

with ribs fixed: flexes C-spine to SAME side

47
Q

anterior auricular muscles origin

A

temporal fascia

48
Q

anterior auricular muscles insertion

A

helix of ear

49
Q

anterior auricular muscles action

A

pull ear superiorly and anteriorly

50
Q

superior auricular muscles origin

A

epicranial aponeurosis on side of head

51
Q

superior auricular muscles insertion

A

upper portion of auricle

52
Q

superior auricular muscles action

A

elevate ear

53
Q

posterior auricular muscles origin

A

mastoid process

54
Q

posterior auricular muscles insertion

A

convexity of concha of ear

55
Q

posterior auricular muscles action

A

pull ear superiorly and posteriorly

56
Q

zygomaticus major origin

A

zygomatic bone

57
Q

zygomaticus major insertion

A

skin at corner of mouth

58
Q

zygomaticus major action

A

pulls corner of mouth superiorly and laterally

59
Q

zygomaticus minor origin

A

zygomatic bone

60
Q

zygomaticus minor insertion

A

upper lip medial to corner of mouth

61
Q

zygomaticus minor action

A

pulls upper lip superiorly

62
Q

levator labii superioris/alaeque nasi origin

A

maxilla

63
Q

levator labii superioris/ insertion

A

skin of upper lip

alar cartilages of nose

64
Q

levator labii superioris action

A

elevates upper lip
dilates nostril
raises angle of the mouth

65
Q

depressor labii inferioris origin

A

mandible

66
Q

depressor labii inferioris insertion

A

lower lip at midline

67
Q

depressor labii inferioris action

A

pulls lower lip inferiorly and laterally

68
Q

levator anguli oris origin

A

maxilla

69
Q

levator anguli oris insertion

A

skin at corner of mouth

70
Q

levator anguli oris action

A

raises angle of mouth

helps form nasolabial furrow

71
Q

depressor anguli oris origin

A

mandible

72
Q

depressor anguli oris insertion

A

skin at corner of mouth

73
Q

depressor anguli oris action

A

pulls angle of mouth inferiorly and laterally

74
Q

buccinator origin

A

mandible
alveolar process of maxilla and mandible
pterygomandibular raphe

75
Q

buccinator insertion

A

angle of mouth

orbicularis oris

76
Q

buccinator action

A

presses cheek against molar teeth
expels air from oral cavity
draws mouth to one side

77
Q

orbicularis oris origin

A

deep surface of skin

superiorly: maxilla
inferiorly: mandible

78
Q

orbicularis oris insertion

A

mucous membrane of lips

79
Q

orbicularis oris action

A

oral sphincter

80
Q

risorius origin

A

fascia over masseter

81
Q

risorius insertion

A

skin of corner of the mouth

82
Q

risorius action

A

retracts corner of mouth as in grimacing

83
Q

mentalis origin

A

mandible

84
Q

mentalis insertion

A

skin of chin

85
Q

mentalis action

A

elevates and protrudes lower lip

86
Q

masseter origin

A

zygomatic arch

87
Q

masseter insertion

A

mandibular angle

88
Q

masseter action

A

elevates and protrudes mandible

89
Q

temporalis origin

A

temporal fossa

90
Q

temporalis insertion

A

coronoid process of mandible

91
Q

temporalis action

A

vertical fibers: elevates mandible
horizontal fibers: retract mandible
unilateral: lateral movement of mandible (chewing)

92
Q

lateral pterygoid origin

A

superior: sphenoid bone
inferior: pterygoid plate

93
Q

lateral pterygoid insertion

A

superior: temporomandibular joint
inferior: mandible

94
Q

lateral pterygoid action

A

bilateral: protrudes mandible
unilateral: chewing

95
Q

medial pterygoid origin

A

superficial: maxilla
deep: lateral pterygoid plate and pterygoid fossa

96
Q

medial pterygoid insertion

A

pterygoid tuberosity

97
Q

medial pterygoid action

A

bilateral: elevates mandible with masseter, contributes to protrusion
unilateral: small grinding movements

98
Q

digastric origin

A

anterior belly: mandible

posterior belly: temporal bone

99
Q

digastric insertion

A

hyoid bone

100
Q

stylohyoid origin

A

tempora bone

101
Q

stylohyoid insertion

A

hyoid bone

102
Q

digastric and stylohyoid action

A

elevates hyoid bone

103
Q

mylohyoid origin

A

mandible

104
Q

mylohyoid insertion

A

hyoid bone

105
Q

mylohyoid action

A

tightens and elevates oral floor
draws hyoid bone forward
assists in opening mandible and moving it side to side

106
Q

geniohyoid origin

A

mandible

107
Q

geniohyoid insertion

A

hyoid bone

108
Q

geniohyoid action

A

draws hyoid forward

assists in opening mandible

109
Q

hypoglossus origin

A

hyoid bone

110
Q

hypoglossus insertion

A

sides of tongue

111
Q

hypoglossus action

A

depresses tongue

DPT 7015 Clinical Anatomy (9 decks)

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