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phyana lab > Muscles of the Head and Neck > Flashcards

Muscles of the Head and Neck Flashcards

1
Q

Origin of Frontalis

A

Galea aponeurotica

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2
Q

Insertion of Frontalis

A

Skin above supraorbital margin

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3
Q

Action of Frontalis

A

Draws scalp anteriorly; raises eyebrows; and wrinkles forehead

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4
Q

Origin of Occipitalis

A

Mastoid and occipital

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5
Q

Insertion of Occipitalis

A

Galea aponeurotica

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6
Q

Action of Occipitalis

A

Draws scalp posteriorly

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7
Q

Origin of Orbicularis oculi

A

Orbit

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8
Q

Insertion of Orbicularis oculi

A

Circular path of orbit

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9
Q

Action of Orbicularis oculi

A

Closes eye

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10
Q

Origin of Zygomaticus major

A

Zygomatic bone

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11
Q

Insertion of Zygomaticus major

A

Angle of mouth

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12
Q

Action of Zygomaticus major

A

Raises angle of mouth, as in smiling

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13
Q

Origin of Zygomaticus minor

A

Zygomatic bone

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14
Q

Insertion of Zygomaticus minor

A

Upper lip

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15
Q

Action of Zygomaticus minor

A

Elevates upper lip and exposes maxillary teeth

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16
Q

Origin of Buccinator

A

Maxilla and mandible

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17
Q

Insertion of Buccinator

A

Angle of mouth

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18
Q

Action of Buccinator

A

Compresses cheeks as in blowing or whistling

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19
Q

Origin of Orbicularis oris

A

Maxilla and mandible

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20
Q

Insertion of Orbicularis oris

A

Angle of mouth

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21
Q

Action of Orbicularis oris

A

Closes mouth and puckers the lips

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22
Q

Origin of Levator labii superioris

A

Maxilla

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23
Q

Insertion of Levator labii superioris

A

Angle of mouth

24
Q

Action of Levator labii superioris

A

Elevates upper lip

25
Q

Origin of Depressor anguli oris

A

Mandible

26
Q

Insertion of Depressor anguli oris

A

Angle of mouth

27
Q

Action of Depressor anguli oris

A

Depresses angle of mouth

28
Q

Origin of Masseter

A

Zygomatic arch

29
Q

Insertion of Masseter

A

Mandible

30
Q

Action of Masseter

A

Raises jaw

31
Q

Origin of Temporalis

A

Temporal bone

32
Q

Insertion of Temporalis

A

Mandible

33
Q

Action of Temporalis

A

Elevates mandible and closes jaw

34
Q

Origin of Medial Pterygoid

A

Inferior aspect of skull

35
Q

Insertion of Medial Pterygoid

A

Mandible

36
Q

Action of Medial Pterygoid

A

Raises jaw

37
Q

Origin of Lateral Pterygoid

A

Inferior aspect of skull

38
Q

Insertions of Lateral Pterygoid

A

Mandible

39
Q

Action of Lateral Ptertgoid

A

Lowers jaw

40
Q

Origin of Sternocleidomastoid

A

Sternum and clavicle

41
Q

Insertion of Sternocleidomastoid

A

Mastoid process of temporal

42
Q

Action of Sternocleidomastoid

A

Both muscles: flex head

One muscle: rotates head toward opposite shoulder

43
Q

Origin of Trapezius

A

Skull and vertebral column

44
Q

Insertion of Trapezius

A

Scapula

45
Q

Action of Trapezius

A

Extends head and rotates scapula

46
Q

Muscles of Epicranius

A

Frontalis and Occipitalis

47
Q

Action of Levator palpebrae superioris

A

Opens eye

48
Q

Origin of Hypoglossus

A

Hyoid

49
Q

Insertion of Hypoglossus

A

Tongue

50
Q

Action of Risorius

A

Elongates lips laterally (sardonic smile)

51
Q

Origin of Styrohyoid

A

Thyroid cartilage

52
Q

Insertion of Styrohyoid

A

Hyoid bone

53
Q

Origin of Sternohyoid

A

Sternum

54
Q

Insertion of Sternohyoid

A

Hyoid bone

55
Q

Origin of Sternothyroid

A

Sternum

56
Q

Insertion of Sternothyroid

A

Thyroid cartilage

phyana lab (5 decks)

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