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Anatomy Lab > Neck Muscles > Flashcards

Neck Muscles Flashcards

1
Q

Iliocostalis cervicis origin

A

Angles of upper 6 ribs

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2
Q

Iliocostalis cervicis insertion

A

Transverse processes of 4th to 6th cervical vertebrae

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3
Q

Iliocostalis cervicis action

A

Bilateral - extension of vertebral column
Unilateral - bend vertebral column to same side (lateral flexion)

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4
Q

Iliocostalis cervicis innervation

A

Posterior rami of spinal nerves in area of muscle

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5
Q

Iliocostalis cervicis blood supply

A

Occipital, deep cervical, vertebral arteries

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6
Q

Longissimus cervicis origin

A

Transverse processes of upper 4 to 6 thoracic vertebrae

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7
Q

Longissimus cervicis insertion

A

Transverse processes C2 - C6

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8
Q

Longissimus cervicis action

A

Bilateral - extension of vertebral column
Unilateral - bend vertebral column towards same side (lateral flexion)

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9
Q

Longissimus cervicis innervation

A

Posterior rami of spinal nerves in area of muscle

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10
Q

Longissimus cervicis blood supply

A

Occipital, deep cervical, vertebral arteries

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11
Q

Splenius capitis origin

A

Ligamentum nuchae, spinous processes of 7th cervical and first 3-4 thoracic vertebrae

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12
Q

Splenius capitis insertion

A

Mastoid process & occipital bone

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13
Q

Splenius capitis action

A

Rotation of head and cervical vertebral column to same side

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14
Q

Splenius capitis innervation

A

Posterior rami of middle cervical spinal nerves

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15
Q

Splenius capitis blood supply

A

Occipital, deep cervical arteries

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16
Q

Splenius cervicis origin

A

Spinous processes of T3-T6 vertebrae

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17
Q

Splenius cervicis insertion

A

Transverse processes of C1-C4

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18
Q

Splenius cervicis action

A

Rotation of head and cervical vertebral column to same side

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19
Q

Splenius cervicis innervation

A

Posterior rami of middle cervical spinal nerves

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20
Q

Splenius cervicis blood supply

A

Occipital & deep cervical arteries

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21
Q

Semispinalis cervicis origin

A

Transverse processes of upper 5-6 thoracic vertebrae

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22
Q

Semispinalis cervicis insertion

A

Spinous processes of axis to C5 vertebrae

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23
Q

Semispinalis cervicis action

A

Extension of vertebral column

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24
Q

Semispinalis cervicis innervation

A

Posterior rami of cervical and thoracic spinal nerves

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25
Q

Semispinalis cervicis blood supply

A

Occipital, deep cervical, vertebral arteries

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26
Q

Obliquus capitis inferior origin

A

Spinous process of axis

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27
Q

Obliquus capitis inferior insertion

A

Transverse process of atlas

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28
Q

Obliquus capitis inferior action

A

Rotation of atlas (turn head to same side)

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29
Q

Obliquus capitis inferior innervation

A

Posterior ramus of C1

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30
Q

Obliquus capitis inferior blood supply

A

Vertebral artery and occipital arteries

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31
Q

Obliquus capitis superior origin

A

Transverse process of atlas

32
Q

Obliquus capitis superior insertion

A

Occipital bone

33
Q

Obliquus capitis superior action

A

Extension and lateral bending of the head

34
Q

Obliquus capitis superior innervation

A

Posterior ramus of C1

35
Q

Obliquus capitis superior blood supply

A

Vertebral and occipital arteries

36
Q

Rectus capitis posterior major origin

A

Spinous process of axis

37
Q

Rectus capitis posterior major insertion

A

Occipital bone

38
Q

Rectus capitis posterior major

A

Extension of head, rotation of head to same side

39
Q

Rectus capitis posterior major innervation

A

Posterior ramus of C1

40
Q

Rectus capitis posterior major blood supply

A

Vertebral and occipital arteries

41
Q

Rectus capitis posterior minor origin

A

Posterior tubercle of atlas

42
Q

Rectus capitis posterior minor insertion

A

Occipital bone

43
Q

Rectus capitis posterior minor action

A

Extension of head, rotation of head to same side

44
Q

Rectus capitis posterior minor innervation

A

Posterior ramus of C1

45
Q

Rectus capitis posterior minor blood supply

A

Vertebral and occipital arteries

46
Q

Sternocleidomastoid origin

A

Sternum and medial 1/3 clavicle

47
Q

Sternocleidomastoid insertion

A

Mastoid process of temporal bone

48
Q

Sternocleidomastoid action

A

Both muscles - flexion of head and neck
One muscle - lateral flexion (turns face to opposite direction)

49
Q

Sternocleidomastoid innervation

A

Accessory nerve (motor) spinal nerves C2 C3 (sensory)

50
Q

Sternocleidomastoid blood supply

A

Superior thyroid, occipital, suprascapular, posterior auricular arteries

51
Q

Anterior scalene origin

A

Transverse processes of C3 - C6 vertebrae

52
Q

Anterior scalene insertion

A

First rib

53
Q

Anterior scalene action

A

Fixation or elevation of first rib during inhalation. With rib fixed - lateral flexion of neck

54
Q

Anterior scalene innervation

A

Anterior rami of cervical spinal nerves at origin of muscle

55
Q

Anterior scalene blood supply

A

Ascending cervical artery

56
Q

Medial scalene origin

A

Transverse processes C2/3 - C7 vertebrae

57
Q

Medial scalene insertion

A

First rib

58
Q

Medial scalene action

A

Fixation or elevation of first rib during inhalation, with rib fixed - lateral flexion of neck

59
Q

Medial scalene innervation

A

Anterior rami of cervical spinal nerves at origin of muscle

60
Q

Medial scalene blood supply

A

Ascending cervical artery

61
Q

Posterior scalene origin

A

Transverse processes of C4-C6

62
Q

Posterior scalene insertion

A

Second rib

63
Q

Posterior scalene action

A

Fixation or elevation of second rib during inhalation, with rib fixed - lateral flexion of neck

64
Q

Posterior scalene innervation

A

Anterior rami of cervical spinal nerves at origin of muscle

65
Q

Posterior scalene blood supply

A

Ascending cervical artery, superficial branch of transverse cervical artery

66
Q

Longus colli origin

A

Bodies of C5-T3

67
Q

Longus colli insertion

A

Anterior tubercle C1, bodies of C2&3, transverse processes of C3-C6

68
Q

Longus colli action

A

Flexion, possibly lateral flexion of neck

69
Q

Longus colli innervation

A

Anterior rami of C2-C6

70
Q

Longus colli blood supply

A

Ascending pharyngeal, ascending cervical and vertebral arteries

71
Q

Longus capitis origin

A

Transverse processes C3-C6

72
Q

Longus capitis insertion

A

Occipital bone

73
Q

Longus capitis action

A

Flexion of head and upper cervical vertebrae

74
Q

Longus capitis innervation

A

Anterior rami of C1-C3

75
Q

Longus capitis blood supply

A

Ascending cervical artery and inferior thyroid artery

Anatomy Lab (13 decks)

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