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Anatomy 2 > Face Muscles > Flashcards

Face Muscles Flashcards

1
Q

O: Occipitofrontalis

A

occipital belly - lateral 2/3 of superior nuchal line on occipital bone and mastoid part of temporal bone; frontal belly - fibers continuous with those of procerus medially and orbicularis oculi laterally

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2
Q

I: Occipitofrontalis

A

galea aponeurotica

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3
Q

A: Occipitofrontalis

A

draws scalp back, raises eye brows and wrinkles forehead in expression of surprise

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4
Q

N: Occipitofrontalis

A

occipital belly - posterior auricular branch of the facial nerve (VII); frontal belly - temporal branch of the facial nerve (VII)

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5
Q

B: Occipitofrontalis

A

occipital artery

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6
Q

O: Depressor Anguli Oris

A

from oblique line of the mandible, lateral and below depressor labii inferioris

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7
Q

I: Depressor Anguli Oris

A

into the angle of the mouth blending with orbicularis oris and risorius

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8
Q

A: Depressor Anguli Oris

A

draws angle of mouth down and laterally as in expression of sadness

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9
Q

N: Depressor Anguli Oris

A

mandibular branch of facial nerve (VII)

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10
Q

B: Depressor Anguli Oris

A

facial artery

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11
Q

O: Levator Labii Superioris

A

along lower part of orbit from maxilla and zygomatic bones

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12
Q

I: Levator Labii Superioris

A

upper lip between levators anguli oris and labii superioris alaeque nasi

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13
Q

A: Levator Labii Superioris

A

raises the upper lip and carries it forward

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14
Q

N: Levator Labii Superioris

A

buccal branch of facial nerve (VII)

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15
Q

B: Levator Labii Superioris

A

facial artery

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16
Q

O: Zygomaticus Major

A

from the zygomatic bone in front of the zygomaticotemporal suture

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17
Q

I: Zygomaticus Major

A

into angle of mouth with levator and depressor anguli oris and orbicularis oris muscles

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18
Q

A: Zygomaticus Major

A

draws the angle of the mouth upward and backward as in laughing

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19
Q

N: Zygomaticus Major

A

buccal branch of facial nerve (VII)

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20
Q

B: Zygomaticus Major

A

facial artery

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21
Q

O: Zygomaticus Minor

A

lateral surface of the zygomatic bone

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22
Q

I: Zygomaticus Minor

A

upper lip between levator labii superioris and zygomaticus major

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23
Q

A: Zygomaticus Minor

A

elevates the upper lip and helps form the nasolabial furrow

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24
Q

N: Zygomaticus Minor

A

buccal branch of the facial nerve (VII)

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25
Q

B: Zygomaticus Minor

A

facial artery

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26
Q

O: Orbicularis Oris

A

fibers derived from other facial muscles (buccinator, levators, and depressors of lips and angles, zygomatic muscles) pass into lips; also some intrinsic muscle fibers make up orbicularis oris

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27
Q

I: Orbicularis Oris

A

several strata of muscle fibers form a sphincter-like muscle with fibers that decussate at the angles of the mouth

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28
Q

A: Orbicularis Oris

A

closes the lips; and its deep fibers can press the lips against the teeth, also it protrudes the lips and is important in speech

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29
Q

N: Orbicularis Oris

A

buccal branch of the facial nerve (VII)

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30
Q

B: Orbicularis Oris

A

facial artery

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31
Q

O: Buccinator

A

alveolar processes of mandible and maxilla opposite upper and lower molar teeth; posteriorly, it arises from the pterygomandibular raphe opposite superior constrictor

32
Q

I: Buccinator

A

fibers course forward to blend into the formation of the orbicularis oris, decussating at the angles of the mouth

33
Q

A: Buccinator

A

compresses the cheeks during chewing, also compresses the distended cheeks as in blowing a horn(!)

34
Q

N: Buccinator

A

buccal branch of the facial nerve (VII)

35
Q

B: Buccinator

A

facial artery

36
Q

O: Orbicularis Oculi

A

medial palpebral ligament, nasal part of the frontal bone; frontal process of maxilla

37
Q

I: Orbicularis Oculi

A

cross the eyelids and interlace to form the lateral palpebral raphe, froms ellipse around orbit without being interrupted on the lateral side

38
Q

A: Orbicularis Oculi

A

closes the eyelids gently as in sleeping and blinking, closes the eyelids when a more forceful contraction is necessary as in winking one eye

39
Q

N: Orbicularis Oculi

A

temporal and zygomatic branches of the facial nerve (VII)

40
Q

B: Orbicularis Oculi

A

opthalmic artery

41
Q

O: Levator Palpebrae Superioris

A

inferior aspect of lesser wing of sphenoid bone

42
Q

I: Levator Palpebrae Superioris

A

medial and lateral walls of the orbit, superior tarsus

43
Q

A: Levator Palpebrae Superioris

A

elevates the eyelid

44
Q

N: Levator Palpebrae Superioris

A

occulomotor nerve (III)

45
Q

B: Levator Palpebrae Superioris

A

branches of opthalmic artery

46
Q

O: Superior Rectus

A

common annular tendon (which comes off the body and lesser wing of sphenoid), margins of the optic canal

47
Q

I: Superior Rectus

A

posterior to the sclerocorneal junction (each muscle inserting along its own directional axis)

48
Q

A: Superior Rectus

A

elevates, medially rotates, adducts the eye

49
Q

N: Superior Rectus

A

occulomotor nerve (III)

50
Q

B: Superior Rectus

A

branches of opthalmic artery

51
Q

O: Inferior Rectus

A

common annular tendon (which comes off the body and lesser wing of sphenoid), margins of the optic canal

52
Q

I: Inferior Rectus

A

posterior to the sclerocorneal junction (each muscle inserting along its own directional axis)

53
Q

A: Inferior Rectus

A

depress, laterally rotates, adducts the eye

54
Q

N: Inferior Rectus

A

occulomotor nerve (III)

55
Q

B: Inferior Rectus

A

branches of opthalmic artery

56
Q

O: Medial Rectus

A

common annular tendon (which comes off the body and lesser wing of sphenoid), margins of the optic canal

57
Q

I: Medial Rectus

A

posterior to the sclerocorneal junction (each muscle inserting along its own directional axis)

58
Q

A: Medial Rectus

A

adducts eye

59
Q

N: Medial Rectus

A

occulomotor nerve (III)

60
Q

B: Medial Rectus

A

branches of opthalmic artery

61
Q

O: Lateral Rectus

A

common annular tendon (which comes off the body and lesser wing of sphenoid), margins of the optic canal

62
Q

I: Lateral Rectus

A

posterior to the sclerocorneal junction (each muscle inserting along its own directional axis)

63
Q

A: Lateral Rectus

A

abducts eye

64
Q

N: Lateral Rectus

A

abducens nerve (VI)

65
Q

B: Lateral Rectus

A

branches of opthalmic artery

66
Q

O: Superior Oblique

A

body of sphenoid

67
Q

I: Superior Oblique

A

upper lateral quadrant of the posterior half of the sclera (via the trochlea, as a pulley)

68
Q

A: Superior Oblique

A

depress, medially rotates, abducts the eye

69
Q

N: Superior Oblique

A

trochlear nerve (IV)

70
Q

B: Superior Oblique

A

branches of opthalmic artery

71
Q

O: Inferior Oblique

A

orbital surface of maxilla

72
Q

I: Inferior Oblique

A

lower lateral quadrant of the posterior half of the sclera (via the suspensory ligament, as a pulley)

73
Q

A: Inferior Oblique

A

elevates, laterally rotates, abducts the eye

74
Q

N: Inferior Oblique

A

occulomotor nerve (III)

75
Q

B: Inferior Oblique

A

branches of opthalmic artery

Anatomy 2 (23 decks)

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