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EMG > Back/Neck Movements > Flashcards

Back/Neck Movements Flashcards

1
Q

erector spinae group muscles

A

Medial to lateral: spinalis, longissimus, iliocostalis

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2
Q

spinalis movements

A

Unilaterally: laterally flex to the same side
Bilaterally: extend the spine

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3
Q

spinalis group o/i

A

O:

  • Thoracis: SP of T10-L2
  • Cervicis: ligamentum nuchae, SP of C7

I:

  • Thoracis: SP of upper thoracic
  • Cervicis: SP of cervicals (except C1)
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4
Q

Longissimus movements

A

Unilaterally: laterally flex to the same side
Bilaterally: extend the spine

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5
Q

Longissimus o/i

A

O:

  • Thoracis: common tendon
  • Cervicis and capitus: TP of upper 5 thoracic vertebrae

I:

  • Thoracis: lower 9 ribs and TP of thoracic vertebrae
  • Cervicis: TP of cervical vertebrae
  • Capitus: mastoid process of temporal bone
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6
Q

Iliocostalis movements

A

Unilaterally: laterally flex to the same side
Bilaterally: extend the spine

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7
Q

Iliocostalis o/i

A

O:

  • Lumborum: common tendon
  • Thoracis and cervicis: posterior surface of ribs 1-12

I:

  • Lumborum: TP of lumbar vertebrae 1-3 and posterior surface of ribs 6-12
  • Thoracis: posterior surface of ribs 1-6
  • Cervicis: TP of lower cervical vertebrae
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8
Q

Multifidi and rotatores movements

A

Unilaterally: rotate to the opposite side
Bilaterally: extend the vertebral column

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9
Q

Multifidi and rotatores o/i

A

O:

  • Multifidi: sacrum and TP of lumbar through cervical vertebrae
  • Rotatores: TP of lumbar through cervical vertebrae

I: SP of lumbar vertebrae though cervical vertebrae
(multifidi span 2-4 vertebrae while rotators span 1-2)

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10
Q

Semispinalis capitis movements

A

extends the vertebral column and head

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11
Q

Semispinalis capitis o/i

A

O: TP of C4-T5

I: between the superior and inferior nuchal lines of the occiput

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12
Q

Splenius capitus and cervicis movements

A

Unilaterally: sidebend and rotate to the same side
Bilaterally: extend the head/neck

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13
Q

Splenius capitus and cervicis o/i

A

O:

  • Capitis: inferior 1/2 of ligamentum nuchal and SP of C7-T4
  • Cervicis: SP of T3-6

I:

  • Capitus: mastoid process and lateral portion of superior nuchal line
  • Cervicis: TP of C1-3
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14
Q

Rectus capitis posterior major movements

A

rocks and tilts the head back into extension

rotates head to the same side

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15
Q

Rectus capitis posterior major o/i

A

O: SP of axis C2

I: inferior nuchal line of the occiput

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16
Q

Rectus capitis posterior minor movements

A

rocks and tilts the head back into extension

17
Q

Rectus capitis posterior minor o/i

A

O: posterior arch tubercle of C1

I: inferior nuchal line of the occiput

18
Q

Oblique capitis superior movements

A

rocks and tilts the head back into extension

laterally flexes the head

19
Q

Oblique capitis superior o/i

A

O: TP of C1

I: between the nuchal lines of the occiput

20
Q

Oblique capitis inferior movements

A

rotates head to the same side

21
Q

Oblique capitis inferior o/i

A

O: SP of C2

I: TP of C1

22
Q

Quadratus lumborum movements

A

Unilaterally:

  • laterally tilt (elevate) the pelvis
  • laterally flex the vertebral column to the same side
  • assist to extend the vertebral column

Bilaterally:
-fix the last rib during forced inhalation and exhalation

23
Q

Quadratus lumborum o/i

A

O: posterior iliac crest

I: last rib and TP of 1-4 lumbar vertebrae

24
Q

Rectus abdominis movements

A

flexes the vertebral column

posteriorly tilts the pelvis

25
Q

Rectus abdominis o/i

A

O: pubic crest, pubic symphysis

I: cartilage of ribs 5-7 and xiphoid process

26
Q

External oblique movements

A

Unilaterally:

  • laterally flexes to same side
  • rotates to opposite side

Bilaterally: flexes vertebral column and compresses abdominal contents

27
Q

External oblique o/i

A

O: external surfaces of ribs 5-12

I: anterior part of the iliac crest, abdominal aponeurosis to linea alba

28
Q

Internal oblique movements

A

Unilaterally:

  • laterally flex to same side
  • rotate to same side

Bilaterally:

  • flex vertebral column
  • compress abdominal contents
29
Q

Internal oblique o/i

A

O: lateral inguinal ligament, iliac crest and thoracolumbar fascia

I: internal surface of lower 3 ribs, abdominal aponeurosis to linea alba

30
Q

Transverse abdominis movements

A

compress abdominal contents

31
Q

Transverse abdominis o/i

A

O: lateral inguinal ligament, iliac crest, thoracolumbar fascia and internal surface of lower 6 ribs

I: abdominal aponeurosis to linea alba

32
Q

Sternocleidomastoid movements

A

Unilaterally:

  • laterally flexes to the same side
  • rotates to the opposite side

Bilaterally:

  • flexes the neck
  • assists to elevate the ribcage during inhalation
33
Q

Sternocleidomastoid o/i

A

O:

  • sternal head: top of manubrium
  • clavicular head: medial 1/3 of clavicle

I: mastoid process of temporal bone and the lateral portion of superior nuchal line of occiput

34
Q

Scalenes movements

A

Unilaterally:

  • with the ribs fixed, laterally flex the head/neck to same side
  • rotate head and neck to opposite side

Bilaterally:

  • elevate the ribs during inhalation
  • flex the head and neck (ANTERIOR ONLY)
35
Q

Scalenes o/i

A

Anterior:
O: TP of C1-3 (anterior tubercles)
I: 1st rib

Middle:
O: TP of C2-7 (posterior tubercles)
I: 1st rib

Posterior:
O: TP of C6-7 (posterior tubercles)
I: 2nd rib

EMG (18 decks)

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