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Spinal Anatomy > Spinal Practical 1 > Flashcards

Spinal Practical 1 Flashcards

1
Q

Trapezius; Innervation

A

spinal accessory nerve, C1-C5 cord levels

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2
Q

Latissimus dorsi; Innervation

A

Thoracodorsal nerve, ventral rami C6-C8

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3
Q

Splenius Capitis; Innervation

A

Dorsal rami C3-C5

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4
Q

Splenius Capitis; Action

A

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

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5
Q

Splenius cervicis; Innervation

A

Dorsal rami C5-C7

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6
Q

Splenius cervicis; Action

A

Laterally flex & rotate neck; bilaterally extend neck

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7
Q

Levator scapulae; Innervation

A

Dorsal scapular nerve, ventral ramus C5

plus ventral ramus C3, C4

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8
Q

Rhomboid minor; Innervation

A

Dorsal scapular nerve, ventral ramus C5

plus ventral ramus C4

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9
Q

Rhomboid major; Innervation

A

Dorsal scapular nerve, ventral ramus C5

plus ventral ramus C4

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10
Q

Serratus posterior superior; Innervation

A

Intercostal nerve, ventral rami T2-T5

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11
Q

Serratus posterior superior; Action

A

Elevate upper 5 ribs in inspiration

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12
Q

Serratus posterior inferior; Innervation

A

Intercostal nerves, ventral rami T9-T11

Subcostal nerve, ventral ramus T12

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13
Q

Serratus posterior inferior; Action

A

Draws lower 4 ribs down and back; forced inspiration

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14
Q

Iliocostalis lumborum; Innervation

A

Dorsal rami lower T, all L

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15
Q

Iliocostalis lumborum; Action

A

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

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16
Q

Iliocostalis thoracis; Innervation

A

Dorsal rami T1-T6

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17
Q

Iliocostalis thoracis; Action

A

Extension, lateral flexion T spine

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18
Q

Iliocostalis cervicis; Innervation

A

Dorsal rami T1, T2; rarely C8

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19
Q

Iliocostalis cervicis; Action

A

Extension, lateral flexion, rotation lower C spine

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20
Q

Longissimus thoracis; Innervation

A

Dorsal rami T & L nerves

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21
Q

Longissimus thoracis; Action

A

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

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22
Q

Longissimus cervicis; Innervation

A

Dorsal rami C4-C8; T1-T2

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23
Q

Longissimus cervicis; Action

A

Lateral flexion of neck; bilaterally extend neck

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24
Q

Longissimus capitis; Innervation

A

Dorsal rami C1-C3, sometimes C4

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25
Q

Longissimus capitis; Action

A

Rotate & laterally flex head; bilaterally extend head

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26
Q

Spinalis thoracis; Innervation

A

Dorsal rami T & upper L

27
Q

Spinalis thoracis; Action

A

Extend T spine

28
Q

Spinalis cervicis; Innervation

A

Dorsal rami C

29
Q

Spinalis cervicis; Action

A

Lateral flexion & rotation of C spine; bilaterally extend neck

30
Q

Spinalis capitis; Innervation

A

Dorsal rami lower C, upper T

31
Q

Spinalis capitis; Action

A

Lateral flexion & rotation of head; bilaterally extend head

32
Q

Levator costarum brevis; Innervation

A

Dorsal rami of T spinal nerves

33
Q

Levator costarum longus; Innervation

A

Dorsal rami of lower T spinal nerves

34
Q

Quadratus lumborum; Innervation

A

Ventral rami T12, L1-L3 or L4

35
Q

Quadratus lumborum; Action

A

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
Q

Semispinalis thoracis; Innervation

A

Dorsal rami T1-T6

37
Q

Semispinalis thoracis; Action

A

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

38
Q

Multifidus; Innervation

A

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

39
Q

Rotator brevis; Innervation

A

Dorsal rami of spinal nerves at that segmental level

40
Q

Rotator longus; Innervation

A

Dorsal rami of spinal nerves at that segmental level

41
Q

Semispinalis cervicis; Innervation

A

Dorsal rami C6-C8

42
Q

Semispinalis cervicis; Action

A

Lateral flexion & rotation of C spine; bilaterally extend neck

43
Q

Semispinalis capitis; Innervation

A

Dorsal rami C1-C6

44
Q

Semispinalis capitis; Action

A

Lateral flexion & rotation of head; bilaterally extend head

45
Q

Interspinalis; Innervation

A

Dorsal rami of C, T, L spinal nerves

46
Q

Obliquus capitis inferior; Innervation

A

Suboccipital nerve, dorsal ramus C1

47
Q

Obliquus capitis inferior; Action

A

Turns face to side

48
Q

Obliquus capitis superior; Innervation

A

Suboccipital nerve, dorsal ramus C1

49
Q

Obliquus capitis superior; Action

A

Lateral flexion of head; bilaterally extends head

50
Q

Rectus capitis posterior (posticus) major; Innervation

A

Suboccipital nerve, dorsal ramus C1

51
Q

Rectus capitis posterior (posticus) major; Action

A

Turns face to side; bilaterally extend head

52
Q

Rectus capitis posterior (posticus) minor; Innervation

A

Suboccipital nerve, dorsal ramus C1

53
Q

Rectus capitis posterior (posticus) minor; Action

A

Extends head

54
Q

Anterior scalene; Innervation

A

Ventral rami C2-C6

55
Q

Middle scalene; Innervation

A

Ventral rami C3-C8

56
Q

Posterior scalene; Innervation

A

Ventral rami C6-C8

57
Q

Longus colli; Innervation

A

Ventral rami C2-C6, sometimes C7

58
Q

Longus colli; Action

A

Flexion & extension of neck; rotation to the contralateral side

59
Q

Longus capitis; Innervation

A

Ventral rami C1-C3

60
Q

Longus capitis; Action

A

Flex the head

61
Q

Rectus capitis lateralis; Innervation

A

Ventral rami C1, C2

62
Q

Rectus capitis lateralis; Action

A

Laterally flex the head to ipsilateral side

63
Q

Rectus Capitis Anterior; Innervation

A

Ventral rami C1, C2

64
Q

Rectus Capitis Anterior; Action

A

Flex the head

Spinal Anatomy (3 decks)

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