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Human Anatomy > Muscles: Insertion, origin, action, nerve > Flashcards

Muscles: Insertion, origin, action, nerve Flashcards

1
Q

Epicranius nerve

A

facial

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2
Q

frontal belly of epicranius Origin

A

frontal bone

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3
Q

frontal belly of epicranius insertion

A

epicranial aponeurosis

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4
Q

action of frontal belly of epicranius

A

wrinkle forehead, move scalp

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5
Q

occipital belly of epicranius origin

A

superior nuchal line of occipital bone

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6
Q

insertion of occipital belly of epicranius

A

epicranial aponeurosis

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7
Q

nasalis muscle: n, o, I, a

A

n: facial
o: maxillae, cartilage of nose
I: dorsal of nose
a: depresses tip of nose

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8
Q

procerus nerve

A

facial

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9
Q

procerus origin

A

nasal bone, lateral cartilage of nose

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10
Q

procerus insertion

A

bridge of nose, skin of forehead

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11
Q

procerus action

A

wrinkle, move nose

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12
Q

buccinator nerve

A

facial

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13
Q

buccinator origin

A

alveolar process of mandible

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14
Q

buccinator insertion

A

orbicularis oris

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15
Q

buccinator action

A

compress cheek

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16
Q

depressor anguli oris nerve

A

facial

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17
Q

depressor anguli oris origin

A

body of mandible

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18
Q

depressor anguli oris insertion

A

skin at angle of mouth

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19
Q

depressor anguli oris action

A

draw corner of mount down and laterally

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20
Q

depressor labii inferioris nerve

A

facial

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21
Q

depressor labii inferioris origin

A

body of mandible

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22
Q

depressor labii inferioris insertion

A

skin at inferior lip

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23
Q

depressor labii inferioris action

A

draw lower lip downwards

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24
Q

levator anguli oris nerve

A

facial

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25
Q

levator anguli oris origin

A

lateral maxilla

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26
Q

levator anguli oris insertion

A

skin at superior corner of mouth

27
Q

levator anguli oris action

A

“smile” muscle

28
Q

levator labii superioris nerve

29
Q

levator labii superioris origin

A

zygomatic and maxilla

30
Q

levator labii superioris insertion

A

skin and muscles of top lip

31
Q

levator labii superioris action

A

opens lips and raises upper lip

32
Q

mentalis nerve

33
Q

mentalis origin

A

central mandible

34
Q

mentalis insertion

A

skin of chin

35
Q

mentalis action

A

pout lower lip and wrinkle chin

36
Q

orbicularis oris nerve

37
Q

orbicularis oris origin

A

maxilla and mandible

38
Q

orbicularis oris insertion

A

encircling mouth

39
Q

orbicularis oris action

A

compress and purses lip

40
Q

risorius nerve

41
Q

risorius origin

A

deep fascia of masseter

42
Q

risorius insertion

A

skin at angle of mouth

43
Q

risorius action

A

draws corner of lip laterally

44
Q

zygomaticus major nerve

45
Q

zygomaticus major insertion

A

skin at super-lateral edge of mouth

45
Q

zygomaticus major origin

A

zygomatic bone

46
Q

zygomaticus major action

A

smile muscle

47
Q

zygomaticus minor nerve

48
Q

zygomaticus minor origin

A

zygomatic bone

49
Q

zygomaticus minor insertion

A

skin at superior lip

50
Q

zygomaticus minor action

A

smile muscle

51
Q

corrugator supercilii nerve

52
Q

corrugator supercilii origin

A

medial end of superciliary arch

53
Q

corrugator supercilii insertion

A

skin superior to supraorbital margin and superciliary arch

54
Q

corrugator supercilii action

A

pulls eyebrows down and medially and wrinkles nose

55
Q

orbicularis oculi nerve

56
Q

orbicularis oculi origin

A

margin of orbit

57
Q

orbicularis oculi insertion

A

skin surrounding eyelids

58
Q

orbicularis oculi action

A

closes eye, wink muscle

59
Q

platysma nerve

60
Q

platysma origin

A

fascia of deltoid, pectorals major, acromion process of scapula

61
Q

platysma insertion

A

skin of cheek and mandible

62
Q

platysma action

A

tenses skin of neck

Human Anatomy (30 decks)

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