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Muscles Of The Face Flashcards

1
Q

How many muscles do we have in our face?

A

22 (sternocleidomastoid included)

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2
Q

What is the action of the ‘Occipitofrontalis’?

A

Lift eyebrows and wrinkles skin of forehead
Looks of surprise and horror.

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3
Q

What muscle lifts eyebrows and wrinkles skin of forehead?

A

Occipitofrontalis

ok-sip-i-toh-frun-Tay-liss

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4
Q

The Occipitofrontalis is found where…

A

Top of the Cranium, connects Occipitalis and Frontalis.

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5
Q

What muscle moves the scalp backwards?

A

Occipitalis

ok-sip-ita-lis

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6
Q

Where might you find the Occipitalis?

A

Fibrous sheet over the occipital bone.
Posterior cranium.

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7
Q

What is the action of the Occipitalis?

A

Moves scalp backwards

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8
Q

What is the action of the Frontalis?

A

Moves the scalp forwards

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9
Q

What muscle moves the scalp forwards?

A

Frontalis

frun-tah-lis

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10
Q

Where would you find the Frontalis?

A

Fibrous sheet over the Frontal and Parietal bones.
Forehead.

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11
Q

What muscle wrinkles at bridge of nose?

A

Procerus

proh-SERR-uhss

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12
Q

What is the action of the Procerus?

A

Wrinkles at bridge of nose.

Disgusted expression.

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13
Q

Where might you find the Procerus muscle?

A

Midline of nose between eyebrows

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14
Q

What is the action of the Nasalis?

A

Compresses and dilates nasal opening (produces annoyed expression and sniffing)

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15
Q

What muscle compress and dilates the nasal opening?

A

Nasalis

nay-sah-liss

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16
Q

Where might you find the Nasalis?

A

Sides of the nose

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17
Q

What muscle lifts the upper lip?

A

Levator Labii Superioris

luh-vay-ter lay-be su-peer-or-ris

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18
Q

Where might you find the Levator Labii Superioris?

A

Thin band of muscle from eye to mouth.

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19
Q

What is the action of the Levator Labii Superioris?

A

Lifts upper lip

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20
Q

What is the action of the Levator Anguli Oris?

A

Raises corner of mouth

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21
Q

What muscle raises the corner of the mouth?

A

Levator Anguli Oris

lu-vay-ter ang-uli ore-is

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22
Q

Where might you find the Levator Anguli Oris?

A

Thin band of muscle below Levator Labii Superioris.
Laterally positioned to the mouth muscle.

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23
Q

Where might you find the Zygomaticus?

A

Thin muscle angled across face superficial to Masseter.

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24
Q

What is the action of the Zygomaticus?

A

Moves angle of mouth up, back and out (smiling)

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25
Q

What muscle moves the mouth up, back, and out?

A

Zygomaticus

zi-go-mat-ikus

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26
Q

What is the action of the Orbicularis Oris?

A

Purses the lips

27
Q

What muscle ‘purses the lips’?

A

Orbicularis Oris

28
Q

Where might you find the Orbicularis Oris?

A

Sphincter muscle around the mouth

29
Q

What is the action of the Mentalis?

A

Lifts skin on chin and turns lower lip outwards

30
Q

What muscle lifts skin on chin and turns lower lip outwards?

31
Q

Where might you find the Mentalis?

A

Above mental tuberosity on chin

32
Q

What is the action of the Depressor Labii Inferioris?

A

Pulls lower lip straight down

33
Q

What muscle pulls the lower lip straight down?

A

Depressor Labii Inferioris

34
Q

Where might you find the Depressor Labii Inferioris?

A

Midline of chin to lower lip

35
Q

Where might you find the Depressor Anguli Oris?

A

From modiolus to mandible

36
Q

What muscle pulls down corners of mouth?

A

Depressor Anguli Oris

37
Q

What is the action of the Depressor Anguli Oris?

A

Pulls down corner of mouth

38
Q

What is the action of the Buccinator?

A

Compresses cheek against teeth to maintain tension

39
Q

What muscle compresses the cheek against the teeth to maintain tension?

A

Buccinator

buck-ci-nay-tor

40
Q

Where might you find the Buccinator?

A

Broad thin muscle deep to masseter

41
Q

Where might you find the Risorius?

A

Between Masseter and corner of mouth

42
Q

What muscle retracts the angle of mouth and lifts upper lip?

43
Q

What is the action of the Risorius?

A

Retracts angle of mouth and lifts upper lip

44
Q

What is the action of the Medial Pterygoid?

A

Raises the mandible

45
Q

What muscle raises the mandible?

A

Medial Pterygoid

46
Q

Where might you find the Medial Pterygoid?

A

Inner surface of mandible

47
Q

Where might you find the Lateral Pterygoid?

A

Behind the Zygomatic arch

48
Q

What is the action of the Lateral Pterygoid?

A

Pushes mandible out and opens mouth

49
Q

What muscle pushes mandible out and opens the mouth?

A

Lateral Pterygoid

50
Q

What is the action of the Masseter?

A

Raises lower jaw

51
Q

What muscle raises the lower jaw?

A

Masseter

mas-se-ter

52
Q

Where might you find the Masseter?

A

From Zygomatic arch to Mandible

53
Q

Where might you find the Temporalis?

A

From Temporal bone to Mandible

54
Q

What is the action of the Temporalis?

A

Raises and retracts lower jaw

55
Q

What muscle raises and retracts lower jaw?

A

Temporalis

56
Q

What is the action of the Orbicularis Oculi?

A

Closes eyelid

57
Q

What muscle closes the eyelid?

A

Orbicularis Oculi

58
Q

Where might you find the Orbicularis Oculi?

A

Sphincter muscle around eye

59
Q

Where might you find the Levator Palpebrae Superioris?

A

Extends from the posterior port of the orbital cavity to upper eyelid

60
Q

What is the action of the Levator Palpebrae Superioris?

A

Raises the eyelid?

61
Q

What muscle raises the eyelid?

A

Levator Palpebrae Superioris

62
Q

What is the action of the Sternocleidomastoid?

A

Flexes head and turns from side to side

63
Q

What muscle flexes head and turns in side to side?

A

Sternocleidomastoid

64
Q

Where might you find the Sternocleidomastoid?

A

Rope-like muscle running at an angle up sides of neck

Muscular System (12 decks)

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