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Anatomy and Physiology 1 > Facial + Neck Muscles > Flashcards

Facial + Neck Muscles Flashcards

1
Q

Buccinator action? origin and insertion?

A

action = compress cheek
origin = mandible and maxillae
insertion = orbicularis oris

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2
Q

depressor anguli oris action?

A

movers corners of mouth inferiorly and laterally (frowning muscle)

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3
Q

depressor labii inferioris action?

A

moves lower lip inferiorly

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4
Q

levator anguli oris action?

A

movers corners of mouth superiorly and laterally

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5
Q

levator labii superioris action?

A

opens lips, raises and furrows the upper lip (elvis lip snarl)

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6
Q

masseter action? origin and insertion?

A

action = elevates and protracts mandible
origin = zygomatic arch
insertion = ramus and angle of mandible

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7
Q

mentalis action?

A

protrudes lower lip (pouting)

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8
Q

nasalis action?

A

compresses bridge and depresses tip of the nose

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9
Q

occipitofrontalis (frontal belly) action?

A

elevates eyebrows and wrinkles skin on forehead

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10
Q

occipitofrontalis (occipital belly) action?

A

retracts scalp

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11
Q

orbicularis oculi action?

A

closes eye, produces wrinkling, blinking, and squinting

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12
Q

orbicularis oris action?

A

compresses and purses lips (kissing)

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13
Q

platysma action?

A

pulls lower lip inferiorly, tenses skin of neck

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14
Q

procerus action?

A

moves and wrinkles nose

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15
Q

risorius action?

A

moves corners of lips laterally

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16
Q

temporalis action? origin and insertion?

A

action = elevates and retracts mandible
origin = parietal bone
insertion = coronoid process of mandible

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17
Q

zygomaticus major action? origin and insertion?

A

action = elevates corners of mouth (smile)
origin = zygomatic bone
insertion = edge of mouth

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18
Q

zygomaticus minor action? origin and insertion?

A

action = elevates corners of mouth (smile)
origin = zygomatic bone
insertion = superior lip

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19
Q

digastric action?

A

depresses mandible and elevates hyoid bone

20
Q

levator scapulae action?

A

elevates scapula and rotates scapula inferiorly

21
Q

mylohyoid action? origin and insertion?

A

action = elevates hyoid bone and elevates floor of mouth
origin = mandible
insertion = hyoid bone

22
Q

omohyoid action? origin and insertion?

A

action = depresses hyoid
origin = scapula
insertion = hyoid bone

23
Q

scalenus anterior action?

A

flexes neck, elevates ribs during forced inspiration

24
Q

scalenus medius action?

A

flexes neck, elevates ribs during forced inspiration

25
Q

scalenus posterior action?

A

flexes neck, elevates ribs during forced inspiration

26
Q

splenius capitis action?

A

extends neck and rotates head

27
Q

sternocleidomastoid (clavicular head) action? origin and insertion?

A

action = flexes neck, lateral flexion and rotation of the neck
origin = clavicle
insertion = mastoid process of the temporal bone and occipital bone

28
Q

sternocleidomastoid (sternal head) action? origin and insertion?

A

action = flexes neck, lateral flexion and rotation of the neck
origin = manubrium of sternum
insertion = mastoid process of the temporal bone and occipital bone

29
Q

sternohyoid action? origin and insertion?

A

action = depresses hyoid bone
origin = manubrium of sternum and clavicle
insertion = hyoid bone

30
Q

thyrohyoid action?

A

depresses hyoid bone and elevates larynx

31
Q

superior rectus action? origin and insertion?

A

action = looks superiorly
origin = sphenoid
insertion = superior region of eye

32
Q

inferior rectus action? origin and insertion?

A

action = looks inferiorly
origin = sphenoid
insertion = inferior region of eye

33
Q

medial rectus action? origin and insertion?

A

action = looks medially
origin = sphenoid
insertion = medial region of eye

34
Q

lateral rectus action? origin and insertion?

A

action = looks laterally
origin = sphenoid
insertion = lateral region of eye

35
Q

superior oblique action? origin and insertion?

A

action = looks inferiorly and laterally, top of eye rotates medially
origin = sphenoid
insertion = lateral region of eye

36
Q

inferior oblique action? origin and insertion?

A

action = looks superiorly and laterally , bottom of eye rotates medially
origin = maxilla
insertion = lateral region of eye

37
Q

genioglossus action?

A

protracts tongue

38
Q

hypoglossus action?

A

depresses and retracts tongue

39
Q

palatoglossus action?

A

elevates tongue

40
Q

styloglossus action?

A

elevates and retracts tongue

41
Q

superior pharyngeal constrictor action?

A

constricts pharynx

42
Q

middle pharyngeal constrictor action?

A

constricts pharynx

43
Q

inferior pharyngeal constrictor action?

A

constricts pharynx

44
Q

levator veli palatini action?

A

elevates soft palate when swallowing

45
Q

tensor veli palatini action?

A

tenses soft palate when swallowing

Anatomy and Physiology 1 (5 decks)

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