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Anatomy > deep deep / suboccipital back muscles > Flashcards

deep deep / suboccipital back muscles Flashcards

1
Q

semispinales origin

A

TP C4-T12

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2
Q

semispinales insertion

A
  • occipital bone
  • SP in T/C regions
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3
Q

semispinales action

A
  • extension of head/neck and vertebral column
  • stabilize and control rotation of vertebral column
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4
Q

semispinales innervation

A

Dorsal rami

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5
Q

multifidus origin

A
  • posterior sacrum
  • multiple vertebrae
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6
Q

multifidus insertion

A

SP of more superior vertebrae

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7
Q

multifidus action

A
  • extension of head/neck and vertebral column
  • stabilize and control rotation of vertebral column
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8
Q

multifidus innervation

A

dorsal rami

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9
Q

rotatores origin

A

TP of one vertebra

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10
Q

rotatores insertion

A

SP of one vertebra

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11
Q

rotatores action

A

contralateral rotation
- stabilization of vertebral column

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12
Q

interspinales origin

A

untie consecutive SPs

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13
Q

interspinales insertion

A

untie consecutive SPs

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14
Q

interspinales action

A

extension and rotation of vertebral column

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15
Q

interspinales innervation

A

dorsal rami

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16
Q

intertransversarii origin

A

untie consecutive TPs

17
Q

intertransversarii insertion

A

unite consecutive TPs

18
Q

intertransversarii action

A
  • extension of vertebral column
  • ipsilateral flexion
19
Q

intertransversarii innervation

A

ventral rami

20
Q

rectus capitis posterior major origin

A

SP C2

21
Q

rectus capitis posterior major insertion

A

nuchal line of occipital bone

22
Q

rectus capitis posterior major action

A

bilateral action:
- extension at atlanto-occupital joint
unilateral action:
- ipsilateral rotation at joint

23
Q

rectus capitis posterior major innervation

A

dorsal ramus of C1

24
Q

rectus capitis posterior minor origin

A

posterior arch C1

25
Q

rectus capitis posterior minor insertion

A

nuchal line of occipital bone

26
Q

rectus capitis posterior minor action

A

bilateral action:
- extension at altanto-occipital joint
unilateral action:
- ipsilateral rotation at joint

27
Q

rectus capitis posterior minor innervation

A

dorsal ramus of C1

28
Q

obliquus capitis superiororigin

A

TP C1

29
Q

obliquus capitis superior insertion

A

occipital bone

30
Q

obliquus capitis superior action

A
  • extension
  • ipsilateral lateral flexion
31
Q

obliquus capitis superior innervation

A

dorsal ramus of C1

32
Q

obliquus capitis inferior origin

A

SP C2

33
Q

obliquus capitis inferior insertion

A

TP C1 (atlas)

34
Q

obliquus capitis inferior action

A
  • extension
  • ipsilateral rotation of head
35
Q

obliquus capitis inferior innervation

A

dorsal ramus of C1

Anatomy (19 decks)

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