Spinal Practical 1 Flashcards Preview

Spinal Anatomy > Spinal Practical 1 > Flashcards

Flashcards in Spinal Practical 1 Deck (64):
1

Trapezius; Innervation

spinal accessory nerve, C1-C5 cord levels

2

Latissimus dorsi; Innervation

Thoracodorsal nerve, ventral rami C6-C8

3

Splenius Capitis; Innervation

Dorsal rami C3-C5

4

Splenius Capitis; Action

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

5

Splenius cervicis; Innervation

Dorsal rami C5-C7

6

Splenius cervicis; Action

Laterally flex & rotate neck; bilaterally extend neck

7

Levator scapulae; Innervation

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

8

Rhomboid minor; Innervation

Dorsal scapular nerve, ventral ramus C5
plus ventral ramus C4

9

Rhomboid major; Innervation

Dorsal scapular nerve, ventral ramus C5
plus ventral ramus C4

10

Serratus posterior superior; Innervation

Intercostal nerve, ventral rami T2-T5

11

Serratus posterior superior; Action

Elevate upper 5 ribs in inspiration

12

Serratus posterior inferior; Innervation

Intercostal nerves, ventral rami T9-T11
Subcostal nerve, ventral ramus T12

13

Serratus posterior inferior; Action

Draws lower 4 ribs down and back; forced inspiration

14

Iliocostalis lumborum; Innervation

Dorsal rami lower T, all L

15

Iliocostalis lumborum; Action

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

16

Iliocostalis thoracis; Innervation

Dorsal rami T1-T6

17

Iliocostalis thoracis; Action

Extension, lateral flexion T spine

18

Iliocostalis cervicis; Innervation

Dorsal rami T1, T2; rarely C8

19

Iliocostalis cervicis; Action

Extension, lateral flexion, rotation lower C spine

20

Longissimus thoracis; Innervation

Dorsal rami T & L nerves

21

Longissimus thoracis; Action

Lateral flexion T spine & ribs (L spine inadvertently); bilaterally act in extension of T & L spine, hold T & L spine erect (increases L lordosis); lateral movement of pelvis

22

Longissimus cervicis; Innervation

Dorsal rami C4-C8; T1-T2

23

Longissimus cervicis; Action

Lateral flexion of neck; bilaterally extend neck

24

Longissimus capitis; Innervation

Dorsal rami C1-C3, sometimes C4

25

Longissimus capitis; Action

Rotate & laterally flex head; bilaterally extend head

26

Spinalis thoracis; Innervation

Dorsal rami T & upper L

27

Spinalis thoracis; Action

Extend T spine

28

Spinalis cervicis; Innervation

Dorsal rami C

29

Spinalis cervicis; Action

Lateral flexion & rotation of C spine; bilaterally extend neck

30

Spinalis capitis; Innervation

Dorsal rami lower C, upper T

31

Spinalis capitis; Action

Lateral flexion & rotation of head; bilaterally extend head

32

Levator costarum brevis; Innervation

Dorsal rami of T spinal nerves

33

Levator costarum longus; Innervation

Dorsal rami of lower T spinal nerves

34

Quadratus lumborum; Innervation

Ventral rami T12, L1-L3 or L4

35

Quadratus lumborum; Action

Steadies origin of diaphragm; when pelvis s fixed, it will laterally flex the L spine; bilaterally extends the L spine; stabilizes & depresses the 12th rib

36

Semispinalis thoracis; Innervation

Dorsal rami T1-T6

37

Semispinalis thoracis; Action

Extension, rotation, & lateral flexion of upper T & lower C spine; bilaterally extend T spine

38

Multifidus; Innervation

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

39

Rotator brevis; Innervation

Dorsal rami of spinal nerves at that segmental level

40

Rotator longus; Innervation

Dorsal rami of spinal nerves at that segmental level

41

Semispinalis cervicis; Innervation

Dorsal rami C6-C8

42

Semispinalis cervicis; Action

Lateral flexion & rotation of C spine; bilaterally extend neck

43

Semispinalis capitis; Innervation

Dorsal rami C1-C6

44

Semispinalis capitis; Action

Lateral flexion & rotation of head; bilaterally extend head

45

Interspinalis; Innervation

Dorsal rami of C, T, L spinal nerves

46

Obliquus capitis inferior; Innervation

Suboccipital nerve, dorsal ramus C1

47

Obliquus capitis inferior; Action

Turns face to side

48

Obliquus capitis superior; Innervation

Suboccipital nerve, dorsal ramus C1

49

Obliquus capitis superior; Action

Lateral flexion of head; bilaterally extends head

50

Rectus capitis posterior (posticus) major; Innervation

Suboccipital nerve, dorsal ramus C1

51

Rectus capitis posterior (posticus) major; Action

Turns face to side; bilaterally extend head

52

Rectus capitis posterior (posticus) minor; Innervation

Suboccipital nerve, dorsal ramus C1

53

Rectus capitis posterior (posticus) minor; Action

Extends head

54

Anterior scalene; Innervation

Ventral rami C2-C6

55

Middle scalene; Innervation

Ventral rami C3-C8

56

Posterior scalene; Innervation

Ventral rami C6-C8

57

Longus colli; Innervation

Ventral rami C2-C6, sometimes C7

58

Longus colli; Action

Flexion & extension of neck; rotation to the contralateral side

59

Longus capitis; Innervation

Ventral rami C1-C3

60

Longus capitis; Action

Flex the head

61

Rectus capitis lateralis; Innervation

Ventral rami C1, C2

62

Rectus capitis lateralis; Action

Laterally flex the head to ipsilateral side

63

Rectus Capitis Anterior; Innervation

Ventral rami C1, C2

64

Rectus Capitis Anterior; Action

Flex the head