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A&P Quarter 2.2 > Facial Muscles, Mastication, and Tongue > Flashcards

Facial Muscles, Mastication, and Tongue Flashcards

1
Q

Which muscle compresses the cheek?

A

Buccinator

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2
Q

Which muscle creates suction? Eg a straw

A

Buccinator

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3
Q

What actions does the buccinator help perform?

A

Suction, whistling, playing the trumpet

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4
Q

What is the difference between the buccinator and the risorius?

A

Is differentiated from risorius because the buccinator is a bigger muscle

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5
Q

Which muscle wrinkles the skin of the chin?

A

Mentalis

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6
Q

Which muscle is used to pout?

A

Mentalis

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7
Q

What shape are mentalis muscles?

A

“V” shaped

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8
Q

What muscle raises the upper lip?

A

Lavator labii superioris

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9
Q

Which muscle causes a sneer or snarl?

A

Levator labii superioris

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10
Q

Which muscle flares just the nostril/nare?

And spell

A

Levator labii superioris alaeque nasi

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11
Q

Which levator labii muscle is longer?

A

The lavator labii superioris alaeque nasi

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12
Q

Which two muscles raise the upper lip?

A

Levator labii superioris

Levator labii superioris alaeque nasi

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13
Q

Which muscle lowers the lower lip?

A

Depressor labii inferioris

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14
Q

Which facial expression does the depressor labii inferioris create?

A

Pout

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15
Q

What muscle closes the lips?

A

Orbicularis oris

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16
Q

Which muscle aids is speech?

A

Orbicularis oris

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17
Q

This muscle protrudes lips as in kissing.

A

Orbicularis oris

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18
Q

Which muscle depresses the corners of the mouth?

A

Depressor anguli oris

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19
Q

Which facial expression does the depressor anguli oris create?

A

Grimace

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20
Q

What is the antagonist of the depressor anguli oris?

A

Levator anguli oris

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21
Q

Which muscle brings up the corners of the mouth?

A

Levator anguli oris

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22
Q

Which muscle expresses smiles and laughter?

A

Levator anguli oris

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23
Q

What muscle is synergistic with the elevator anguli oris?

A

Zygomaticus major

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24
Q

What does the nasalis muscle do?

A

Widens the whole nostril during inhalation

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25
Q

Which muscle creates horizontal wrinkles between the eyes?

A

Procerus

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26
Q

Which muscles are responsible for the creases between the eyes?

A

Procerus- horizontal

Corrugator supercilli- vertical

27
Q

Which muscle draws down the medial angle of the eyebrows?

A

Procerus

28
Q

The procures provides ______ help with eye frown.

A

Slight

29
Q

Which muscle elevates the mandible for forceful biting?

A

Masseter

30
Q

Which muscles elevate the mandible?

A

Masseter
Medial pterygoid
Temporalis

31
Q

What is the origin and insertion of the master?

A

Origin: Zygomatic arch
Insertion: Lateral (outside) surface of mandibular ramus and angle

32
Q

The masseter is ________ to the buccinator.

A

Shallow/ on top of

33
Q

Which muscle elevates and protrudes the mandible?

A

Medial pterygoid

34
Q

Which muscles are responsible for lateral and medial excursion of the mandible?

A

Medial pterygoid

Lateral pterygoid

35
Q

Where does the medial pterygoid insert?

A

Inserts on medial mandible (inside)

36
Q

Which two muscles insert on opposite aspects of the mandible?

A

Masseter: Lateral (outside)

Medial Pterygoid: Medial (inside)

37
Q

Which muscles depresses the mandible?

A

Lateral pterygoid

38
Q

Which muscle opens the mouth?

A

Lateral pterygoid

39
Q

The intrinsic muscles of the tongue are _______ the tongue.

A

Inside

40
Q

What do the intrinsic muscles of the tongue do?

A

Mainly concerned in altering the shape of the tongue and talking

41
Q

What is the fan-shaped muscle that forms the bulk of the interior tongue?

A

Genioglossus

42
Q

To stick your tongue out the _______ is used, and to pull it back in, the _______ is used.

A

Genioglossus

Styloglossus

43
Q

What is sticking out the tongue called?

A

Protrude the apex

44
Q

What does the genioglossus do the medial tongue?

A

It creates a groove that helps push food back

45
Q

Why doesn’t the tongue block the airway?

A

Because the genioglossus is attached and keeps the tongue from falling back

46
Q

Which muscle depresses the sides of the tongue?

A

Hyoglossus

47
Q

What bone is the hyoglossus attached to?

A

Hyoid

48
Q

Which muscle elevates and retracts the tongue?

A

Styoglossus

49
Q

What bone is the styoglossus attached to?

A

Styloid process of the temporal bone

50
Q

Which muscle elevates the sides of the posterior tongue?

A

Palatoglossus

51
Q

This muscle elevates the sides of the tongue, while this muscle depresses the sides of the tongue.

A

Palatoglossus

Hyoglossus

52
Q

Which muscle pulls the sides of the soft palate down to the tongue?

A

Palatoglossus

53
Q

What does the palatoglossus form at the back of the oral cavity?

A

Palatoglossal arch

54
Q

Which muscle elevates the hyoid?

A

Stylohyoid

55
Q

What is the function of the stylohyoid?

A

Retracts the hyoid, pulls it up and back

56
Q

Which muscle elongates the mouth during swallowig?

A

Stylohyoid

57
Q

Which two muscles attach to the hyoid?

A

Stylohyoid

Hyoglossus

58
Q

What does the temporalis muscle do?

A

Elevates the mandible for biting/chewing

59
Q

The temporalis muscle ________ the mandible. (movement)

A

Retracts

60
Q

What is the origin of the temporalis?

A

Temporal lines of the parietal and frontal bones

61
Q

What is the insertion of the temporalis?

A

Coronoid process of the mandible

62
Q

What is the function of the temporalis?

A

Biting, chewing, retraction of mandible

63
Q

Which muscle protrudes the lower lip?

A

Mentalis

A&P Quarter 2.2 (22 decks)

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