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Anatomy > Axial Muscles (2) > Flashcards

Axial Muscles (2) Flashcards

1
Q

Orbicularis oculi

A

Closes the eye

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2
Q

Frontalis

A

Wrinkles skin of forehead

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3
Q

Procerus

A

Wrinkles skin in bridge of nose

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4
Q

Orbicularis Oris

A

Purses lips

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5
Q

Levator labii superioris

A

Raises upper lip

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6
Q

Zygomaticus major

A

Raises corner of mouth

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7
Q

Zygomaticus minor

A

Helps raise the upper lips

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8
Q

Depressor labii inferioris

A

Depresses lower lip

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9
Q

Depressor anguli oris

A

Depresses corner of the mouth

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10
Q

Mentalis

A

Curls lower lip

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11
Q

Buccinator

A

Tenses cheeks

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12
Q

Platysma

A

Tenses skin of neck

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13
Q

Movements of the mandible include…

A

Elevation - raise mandible/close mouth
Depression- open mouth/ lower mandible
Protraction- move mandible anteriorly
Retraction-move mandible posteriorly

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14
Q

Muscles of mastication are…

A

Temporalis, masseter, medial pterygoid, and lateral pterygoid

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15
Q

What is the temporalis?

A

Orgin- temporal fossa (side of skull)
Insertion- coronoid process of mandible
Function- elevates/retracts mandible

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16
Q

What’s the masseter?

A

Orgin- zygomatic arch
Insertion- lateral surface of mandible/angle
Function- elevates mandible

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17
Q

What’s the medial pterygoid?

A

Orgin- lateral pterygoid plate
Insertion- angle of mandible
Function- elevates mandible

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18
Q

Lateral ptyeroid orgin, insertion, and function

A

Orgin- lateral pterygoid plate
Insertion- neck of mandibular condyle
Action- protracts mandible

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19
Q

What muscles elevate the mandible and protract mandible?

A

Temporalis, masseter, medial pterygoid

protracts - lateral pterygoid

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20
Q

How many phases are in swallowing

A

3

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21
Q

Phase one of swallowing?

A

Tongue presses food against palate

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22
Q

Phase two of swallowing?

A

Larynx and pharynx elevate and receive food

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23
Q

Larynx

A

Voice box

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24
Q

Pharynx

A

Throat

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25
Q

Phase 3 of swallowing?

A

Larynx and pharynx lower again to re-set the position and move food into the esophagus

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26
Q

Muscles of the neck include….

A

Sternocleomastoid, sternohyoid, sternotyroid, digastric, and mylohyoid

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27
Q

Smiling without teeth

A

Zygomaticus major

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28
Q

Duck face

A

Orbicularis oris

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29
Q

Do the teeth show in the depressor anguli

A

No

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30
Q

Sad face, puffing out lower lip

A

Mentalis

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31
Q

Mastication means

A

Chewing

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32
Q

What muscle in the neck isn’t involved in swallowing

A

Sternocleomastoid

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33
Q

Platsyma means

A

Flat

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34
Q

What shows the teeth

A

Zygomaticus minor

35
Q

What two bones are attached, work together?

A

Hyoid bone and larynx

36
Q

What muscle in the face shows the lower teeth

A

Depressor labii inferioris

37
Q

The depressor labii inferioris is covered by the…

A

Depressor anguli oris

38
Q

The buccinator is deep or superficial

A

Deep

39
Q

One part attaches to the lip and the other part comes to the skin of the chin

A

Mentalis

40
Q

In the temporalis, the muscles are pulled back by the

A

Cornoid process

41
Q

The temporalis has a _ that helps chew

A

Tendon

42
Q

What muscles of mastication are underneath, ramus?

A

Medial and lateral pterygoid

43
Q

The lateral pterygoid functions

A

Opens mouth, angled towards TMJ

44
Q

T or F the larynx and pharynx work together

A

T

45
Q

What’s the sternocleomastoid?

A

Orgin- sternum and clavicle
Insertion- mastoid process of temporal bone
Action- ipsilaterally side bends the neck and contrallaterally rotates head.

46
Q

What do the actions of the sternocleomastoid mean

A

can bend on the same side with the muscle and can turn head opposite of the muscle

47
Q

What muscles are involved in step two of swallowing

A

Digastric and mylohyoid

48
Q

What muscles are involved in step three of swallowing

A

Sternohyoid and sternotyroid

49
Q

What’s the sternohyoid?

A

Orgin- sternum
Insertion-hyoid bone
Action- pulls down hyoid bone during swallowing

50
Q

What’s the sternotyroid?

A

Orgin- sternum
Insertion- thyroid cartilage of larynx
Action- pulls down larynx during swallowing

51
Q

What muscles are above the hyoid bone

A

Digastric and mylohyoid

52
Q

What’s the digastric muscle?

A

Orgin- mastoid process
Insertion- mandible (with an intermediate tendon)
Action- elevates hyoid bone during swallowing

53
Q

What does mylo mean in mylohyoid?

A

Molar

54
Q

What’s the mylohyoid muscle?

A

Orgin- inner surface of mandible body (by back molars)
Insertion- hyoid bone
Orgin- elevates hyoid bone during swallowing

55
Q

How many orgins of the sternocleomastoid

A

Two

56
Q

Sternothyroid is deep underneath the…

A

Sternohyoid

57
Q

Thyroid is always known as…

A

Adams apple

58
Q

What makes up the transversospinalis muscle group?

A

Semispinalis capitis and the multifidus

59
Q

What is the orgin, insertion, and action of the semispinalis capitis?

A

Orgin- transverse process
Insertion- posterior skull
Action- contrallaterally moves head and neck

60
Q

Orgin, insertion, and action of the multifidus?

A

Orgin- transverse process
Insertion- spinous process
Action- contrallaterally rotates spine

61
Q

What’s the action of the erector spinae?

A

Extends the spine

62
Q

What’s the orgin and insertion of the erector spinae

A

Orgin- sacrum and ilium

Insertion- spinous process, transverse process, and ribs

63
Q

The ribs are also known as

A

Iliocostalis

64
Q

The spinous process is also known as

A

Spinalis

65
Q

Transverse process is also known as

A

Longissimus

66
Q

Orgin, insertion, action of splenius

A

Orgin- occipital bone and spinous process
Insertion- capitis and cervicis
Action- ipsilaterally rotates head and neck

67
Q

Another name for mastoid process

A

Capitis

68
Q

Another name for cervical transverse process

A

Cervicis

69
Q

Dense line of connective tissue along the midline of the abdomen

A

Linea alba

70
Q

What muscles have to do with the ribs?

A

Serratus posterior superior, serratus posterior inferior, and intercostals

71
Q

Orgin, insertion, and action of the serratus posterior superior?

A

Orgin- spinous processes of upper thoracic vertebrae
Insertion-upper ribs
Action- assists with inhalation by pulling up on ribs

72
Q

Orgin, insertion, and action of the serratus posterior inferior?

A

Orgin- spinous processes of lower thoracic vertebra
Insertion- lower ribs
Action- exhalation, pulls down on ribs

73
Q

Orgin, insertion, and action of the intercostals

A

Origin- rib
Insertion- rib
Action- inhalation (external intercostals) and exhalation (internal intercostals)

74
Q

What muscle originates with the pubic bone

A

Rectus abdominis

75
Q

Insertion and action of the rectus abdominis

A

Inferior sternum and ribs 5-7

Flexes trunk

76
Q

Muscles related to the abdomen?

A

External and internal abdominal oblique and transversus abdominis

77
Q

The transverse abdominis orgin

A

Lumbar fascia and inferior 6 ribs

78
Q

Insertion of the transverse abdominis

A

Linea alba

79
Q

Action of the transversus abdominis

A

Compresses abdomen

80
Q

External abdominal and internal abdominal oblique insertions are…

A

Linea alba

81
Q

Orgin of the external abdominal oblique

A

Inferior 8 ribs

82
Q

Action of external abdominal oblique

A

Flexes and rotates the trunk, compresses abdomen

83
Q

Origin of internal abdominal oblique

A

Lumbar fascia and iliac crest

84
Q

Action of internal abdominal oblique

A

Flexes and rotates trunk, compresses abdomen

Anatomy (25 decks)

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