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deep muscles of back Flashcards

1
Q

splenius capitis PA

A

-nuchal ligament
- spinous process c7-t6

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2
Q

splenius capitis DA

A

-mastoid process
-superior nuchal line

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3
Q

splenius capitis nerve

A

posterior rami of spinal nerves

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4
Q

splenius capitis and cervicis MA

A

unilaterally flex and rotate head
bilaterally extend head/neck

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5
Q

splenius cercivis pa

A

nuchal ligament and spinous process c7-t6

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6
Q

splenius cervicis da

A

transverse process of c1-c4

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7
Q

erector spinae of back make up what layer of the back? (sup,inter,inf)?

A

intermediate

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8
Q

erector spinae layers (medial to lateral)

A
  • spinalis
  • longissimus
  • iliocostalis
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9
Q

erector spinae muscle action

A

main extenders of the back, side bend (lateral flexion)

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10
Q

splenius capitis and cervicis purpose

A

social interaction, driving

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11
Q

spinalis PA

A
  • thoracolumbar facia
  • spinous process of T11&T12
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12
Q

extrinsics superficial muscles?

A
  • lats
  • trapezius
  • levator
  • rhomboids major and minor
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13
Q

extrinsics intermediate muscles?

A
  • serratus post superior
  • serratus post inferior
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14
Q

intrinsics superficial muscles?

A
  • splenius capitis
  • splenius cervicis
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15
Q

intrinsic intermediate muscles? (med 2 lateral)

A
  • erector spinae
    • iliocostalis
    • longissimus
      -spinalis
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16
Q

erector spinae: iliocostalis DA

A
  • lower rib angles
  • transverse process of cervical vertebrae
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17
Q

erector spinae: longissimus DA

A
  • between rib tubercles
  • transverse process of thoracic vertebrae
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18
Q

erector spinae: spinalis DA

A
  • upper thoracic spinous process
  • cranium
19
Q

erector spinae pa

A
  • thoracolumbar fascia
  • spinous process of t11 & t12
20
Q

iliocostalis sections (sup to inf)

A
  • iliocostalis cervicis
  • iliocostalis thoracis
  • iliocostalis lumborum
21
Q

longissimus sections

A

-longissimus CAPITIS (extends to mastoid process)
- longissimus thoracis

22
Q

spinalis section

A
  • spinalis CERVICIS
  • spinalis thoracis
23
Q

rotatores (brevis and longus) purpose

A

tai-chi & yoga

24
Q

rotatores (brevis and longus) SUPERIOR attachment think!

A

spinous process of C2-Lumbar Vertebrae

25
Q

rotatores (brevis and longus) INFERIOR attachment THINKKK

A

transverse process of thoracic vertabrae

26
Q

purpose of rotatores (3)

A
  • rotation
  • extension of vertebral column
  • proprioception
27
Q

rotatores nerves

A

dorsal rami of spinal nerves

28
Q

E.S. intercostalis PA

A
  • thoracolumbar fascia
  • spinous process of t11& t12
29
Q

E.S. longissimus PA

A
  • thoracolumbar fascia
  • spinous process of t11 & t12
30
Q

multifidis purpose

A
  • rotate vertebral column
  • extend vertebral column
  • stabilize vertebrae during local movement
31
Q

multifidis IA SSTAAMP

A

S - sacroiliac ligaments
S - sacrum
T - TP of T-1 & T-3
A - apouneurosis of erector spinae
M - mamillary aspects of lumbar vertebrae
P- PSIS (period siss)

32
Q

multifidi purpose

A

deep postural muscles
tai chi and yoga

33
Q

multifidi nerve

A

dorsal rami of spinal nerve

34
Q

multifidi SA

A

thiccest in lumbar region
superomedially fibers 2-4 superior to PA

35
Q

semispinalis (thoracis, cervicis, capitus) purpose

A

using a computer workstation, looking overhead

36
Q

semispinalis MA

A
  • extends head & thoracic side
  • rotates contralaterally
37
Q

semispinalis inferior attachment

A
  • TP of C4 to T12
38
Q

semispinalis SA

A
  • fibers run superomedially occipital bone
  • SP in T&C 4-6 segments
39
Q

list the suboccipitals

A
  • rectus capitis posterior major
  • rectus capitis posterior minor
  • obliquus capitis inferior
  • obliquus capitis superior
40
Q

suboccipital triangle is formed from what muscles

A
  • obliquus capitis superior
  • obliquus capitis inferior
  • rectus capitis posterior major
41
Q

suboccipital purpose

A

scanning computer monitor, reading a book

42
Q

which suboccipitals rock and tilt head into extension?

A
  • rectus capitis posterior major
  • rectus capitis posterior minor
  • obliquus capitis superior
43
Q

which suboccipitals rotate the head?

A
  • rectus capitis posterior minor
  • ## obliquus capitis inferior

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