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Spinal Lab I > Actions and Innervations > Flashcards

Flashcards in Actions and Innervations Deck (59)
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1
Q

I: Trapezius

A

Spinal accessory nerve, C1-C5 cord levels

2
Q

I: Latissimus dorsi

A

Thoracodorsal nerve, ventral rami C6-C8

3
Q

I: Levator scapulae

A

Dorsal scapular nerve, ventral ramus C5 plus ventral rami C3, C4

4
Q

I: Rhomboid major

A

Dorsal scapular nerve, ventral ramus C5 plus ventral ramus C4

5
Q

I: Rhomboid minor

A

Dorsal scapular nerve, ventral ramus C5 plus ventral ramus C4

6
Q

I: Splenius capitis

A

Dorsal rami C3-C5

7
Q

A: Splenius capitis

A

Laterally flex head and rotate face to side; bilaterally extend head

8
Q

I: Splenius cervicis

A

Dorsal rami C5-C7

9
Q

A: Splenius cervicis

A

Laterally flex and rotate neck; bilaterally extend neck

10
Q

I: Iliocostalis lumborum

A

Dorsal rami lower thoracics, all lumbars

11
Q

A: Iliocostalis lumborum

A

Extension, lateral flexion, rotation of lumbar spine; lateral movement of pelvis

12
Q

I: Iliocostalis thoracis

A

Dorsal rami T1-T6

13
Q

A: Iliocostalis thoracis

A

Extension, lateral flexion of thoracic spine

14
Q

I: Iliocostalis cervicis

A

Dorsal rami T1, T2; rarely C8

15
Q

A: Iliocostalis cervicis

A

Extension, lateral flexion, rotation of cervical spine

16
Q

I: Longissimus thoracis

A

Dorsal rami thoracic and lumbar nerves

17
Q

A: Longissimus thoracis

A

Lateral flexion thoracic spine and ribs (lumbar spine inadvertently); bilaterlally act in extension of thoracic and lumbar spine, hold thoracic and lumbar spine erect (increases lumbar lordosis); lateral movement of pelvis

18
Q

I: Longissimus cervicis

A

Dorsal rami C4-C8; T1,T2

19
Q

A: Longissimus cervicis

A

Lateral flexion of neck; bilaterally extend neck

20
Q

I: Longissimus capitis

A

Dorsal rami C1-C3, sometimes C4

21
Q

A: Longissimus capitis

A

Rotate and laterally flex head; bilaterally extend head

22
Q

I: Spinalis thoracis

A

Dorsal rami thoracics and upper lumbars

23
Q

A: Spinalis thoracis

A

Extend thoracic spine

24
Q

I: Spinalis cervicis

A

Dorsal rami cervicals

25
Q

A: Spinalis cervicis

A

Lateral flexion and rotations of cervical spine: bilaterally extend neck

26
Q

I: Spinalis capitis

A

Dorsal rami lower cervicals; upper thoracics

27
Q

A: Spinalis capitis

A

Lateral flexion and rotation of head; bilaterally extend head

28
Q

I: Semispinalis thoracics

A

Dorsal rami T1-T6

29
Q

A: Semispinalis thoracics

A

Extension, rotation, and lateral flexion of upper thoracics and lower cervical spine; bilaterally extend thoracic spine

30
Q

I: Semispinalis cervicis

A

Dorsal rami C6-C8

31
Q

A: Semispinalis cervicis

A

Extension, rotation and lateral flexion of cervical spine; bilaterally extend neck

32
Q

I: Semispinalis capitis

A

Dorsal rami C1-C6

33
Q

A: Semispinalis capitis

A

Turns face to side; bilaterally extend head (neck inadvertently)

34
Q

I: Multifidis

A

Dorsal rami C3-C8, T1-T12, L1-L5, sometimes S1

35
Q

I: Rectus capitis posterior major

A

Suboccipital nerve, dorsal ramus C1

36
Q

A: Rectus capitis posterior major

A

Turns face to side; bilaterally extends head

37
Q

I: Rectus capitis posterior minor

A

Suboccipital nerve, dorsal ramus C1

38
Q

A: Rectus capitis posterior minor

A

Extends head

39
Q

I: Obliquus capitis superior

A

Suboccipital nerve, dorsal ramus C1

40
Q

A: Obliquus capitis superior

A

Lateral flexion of head; bilaterally extends head

41
Q

I: Obliquus capitis inferior

A

Suboccipital nerve, dorsal ramus C1

42
Q

A: Obliquus capitis inferior

A

Turns face to side

43
Q

I: Quadratus Lumborum

A

Ventral rami T12, L1-L3 or L4

44
Q

A: Quadratus Lumborum

A

Steadies origin of diaphragm; when pelvis is fixed, it will laterally flex the lumbar spine; bilaterally extend the lumbar spine; stabilized and depresses the 12th rib

45
Q

I: Serratus posterior superior

A

Intercostal nerves, ventral rami T2-T5

46
Q

A: Serratus posterior superior

A

Elevate supper 5 ribs in inspiration

47
Q

I: Serratus posterior inferior

A

Intercostal nerves, ventral rami T9-T11

Subcostal nerve, ventral ramus T12

48
Q

A: Serratus posterior inferior

A

Draws lower 4 ribs down and back; forced inspiration

49
Q

I: Longus colli

A

Ventral rami C2-C6, sometimes C7

50
Q

A: Longus colli

A

Flexion and extension of neck; rotation to the contralateral side

51
Q

I: Longus capitis

A

Ventral rami C1-C3

52
Q

A: Longus capitis

A

Flex the head

53
Q

I: Rectus capitis anterior

A

Ventral rami C1, C2

54
Q

A: Rectus capitis anterior

A

Flex the head

55
Q

I: Rectus capitis lateralis

A

Ventral rami C1, C2

56
Q

A: Rectus capitis lateralis

A

Laterally flex the head to ipsilateral side

57
Q

I: Anterior scalene

A

Ventral rami C2-C6

58
Q

I: Middle scalene

A

Ventral rami C3-C8

59
Q

I: Posterior scalene

A

Ventral rami C6-C8