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Origins and Insertions > Spine/Thorax > Flashcards

Spine/Thorax Flashcards

OIA (64 cards)

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1
Q

Rectus Capitis Posterior Minor actions

A

Rock/Tilt head into extension

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2
Q

Rectus capitis posterior minor origin

A

tubercle of posterior arch of C1

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3
Q

Rectus capitis posterior minor insertion

A

Medial portion of inferior nuchal lines of occiput

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4
Q

Oblique capitis superior actions

A

Laterally tilt the head to same side
Rock/Tilt head into extension

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5
Q

Oblique capitis superior origin

A

transverse process of C1 (atlas)

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6
Q

Oblique capitis superior insertion

A

Lateral portion of the inf. nuchal line
between nuchal lines of occiput

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7
Q

Splenius capitis and cervicis actions

A

Unilaterally: rotate the head/neck
to same side
Laterally flex the head/neck to same side
Bilaterally: extend the head/neck

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8
Q

Splenius capitis and cervicis origin

A

Capitis: inferior 1/2 of ligamentum
nuchae and spinous process of
C7 - T4
Cervicis: Spinous process of
T3-T6

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9
Q

Splenius capitis and cervicis insertion

A

Capitis: Mastoid process and superior
lateral portion of the nuchal line of the
occiput
Cervicis: Transverse process of C1-C3

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10
Q

Rectus capitis posterior major

A

Rock and tilt head into extension
Rotate the head to the same side

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11
Q

Rectus capitis posterior major origin

A

Spinous process of C2 (axis)

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12
Q

Oblique capitis inferior actions

A

Rotate head to the same side

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13
Q

Oblique capitis inferior origin

A

spinous process of C2 (axis)

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14
Q

Oblique capitis inferior insertion

A

Transverse process of C1 (atlas)

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15
Q

Multifidi actions

A

Unilaterally: rotate the VC to the opposite
side
Bilaterally: extend the VC

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16
Q

Multifidi origins

A

Multifidi: Sacrum
Transverse processes of lumbar
through cervical vertebrae

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17
Q

Multifidi insertion

A

Spinous process of lumbar - cervical
vertebrae (C2, NOT, C1)

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18
Q

Rotatores actions

A

Unilaterally: rotate the VC to opposite side
Bilaterally: Extend the VC

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19
Q

Rotatores origin

A

Transverse process of lumbar
through cervical vertebrae

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20
Q

Rotatores insertion

A

Spinous process of lumbar - cerivical
vertebrae

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21
Q

Semispinalis capitis actions

A

extend head and neck

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22
Q

Semispinalis origin

A

Transverse process of C4-T5

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23
Q

Semispinalis capitis insertion

A

B/w the sup. and inf. occiput nuchal lines

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24
Q

Longissimus actions

A

Capitis: Bilateral: extension of head/neck
Unilateral: Lateral flexion and head rotation
Entire muscle: Bilateral: Extension of spine
Unilateral: Lateral flexion of spine

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25
Longissimus origins
Capitis: transverse process of C4-T5 Cervicis: Transverse process of T1-T5 Thoracis - Lumbar: Lumbar intermuscular aponeurosis Medial part of sacropelvic surface of ilium Posterior sacroiliac ligament Thoracis - Thoracic: Spinous/transverse process of L1-L5 Median sacral crest Posterior surface of sacrum and Post. iliac crest
26
Longissimus insertion
Capitis: Mastoid process of temporal bone Cervicis: Transverse process of C2-C6 Thoracis - Lumbar: accessory and transverse process of L1-L5 Thoracis - Thoracic: Transverse process of T1-T12 angles of ribs 7-12
27
Iliocostalis actions
Bilateral: Extension of VC Unilateral: Lateral flexion of spine
28
Iliocostalis origin
Cervicis: angle of ribs 3-6 Thoracis: angle of ribs 7-12 Lumborum: lateral crest of sacrum medial end of iliac crest thoracolumbar fascia
29
Iliocostalis insertion
Cervicis: transverse process of C4-C6 Thoracis: angles of ribs 1-6 transverse process of C7 Lumborum: angle of ribs 5-12 transverse process of L1-L4 adjacent thoracolumbar fascia
30
Spinalis actions
Bilateral: extension of head/cervical/thoracic spines Unilateral: ipsilateral lat. flexion of cervical and thoracic spine
31
Spinalis origin
Capitis: spinous process of C7-T1 Cervicis: Spinous process of C7-T1 Nuchal ligament Thoracis: spinous process of T11-L2
32
Spinalis insertion
Capitis: occipital bone (midline) Cervicis: spinous process of C2-C4 Thoracis: spinous process of T2-T8
33
Quadratus lumborum actions
Unilaterally: Tilt the pelvis Laterally flex to the same side Bilaterally: Compress abdominal contents Stabilize last rib during forced inhalation and exhalation
34
Quadratus lumborum origin
Posterior iliac crest
35
Quadratus lumborum insertion
Posterior surface of last rib Transverse process of L1-L4
36
Rectus abdominis actions
Flex VC Tilt pelvis posteriorly
37
Rectus abdominis origin
Pubic crest Pubic symphisis
38
Rectus abdominis insertion
Xyphoid process Cartilage of 5-7 ribs
39
External oblique actions
Unilat: Rotate the VC to the opposite side Flex the VC to the same side Bilat: Compress abdominal contents Flex VC
40
External oblique origin
External surface of 5-12 ribs
41
External oblique insertion
Rectus sheath to linea alba anterior surface of iliac crest
42
Internal oblique actions
Unilat: Laterally flex VC to same side Rotate the VC to the same side Bilat: Compress abdominal contents Flex VC
43
Internal oblique origin
Thoracolumbar fascia Lateral inguinal ligament Anterior surface of iliac crest
44
Internal oblique insertions
Internal surface of last 3 ribs Rectus sheath to linea alba
45
Transverse abdominis actions
Compress abdominal contents
46
Transverse abdominis origin
Anterior surface of iliac crest Inferior surface of last 6 ribs Thoracolumbar fascia Lateral inguinal ligament
47
Transverse abdominis insertions
Rectus sheath to linea alba
48
Diaphragm actions
Draw central tendon inferior increase volume of thoracic cavity for inhalation
49
Diaphragm origins
Costal: Interior costal surface of lower 6 ribs Sternal: xyphoid process Lumbar: upper 2/3 of lumbar VC
50
Diaphragm insertions
Central tendon
51
Intercostals actions
External: aids in inhalation Draw ribs superior Internal: aids in exhalation Draw ribs inferior
52
Intercostals origin
Superior surface of rib above
53
Intercostals insertions
Inferior surface of rib below
54
Serratus posterior superior actions
elevate the ribs during inhalation
55
Serratus posterior superior insertions
Post. surface of 2-5 ribs
56
Serratus posterior inferior actions
depress ribs during exhalation
57
Serratus posterior inferior origin
Spinous process of T12-L3
58
Serratus posterior inferior insertions
Post. surface of 9-12 ribs
59
Intertransversarii actions
Unilaterally: Lat flex the vertebral column to same side Bilat: extend the VC
60
Intertransversarii origin
Cervical: Spanning the transverse processes of C2-C7
61
Intertransversarii insertions
Lumbar: spanning the transverse processes vertebrae
62
Interspinalis actions
extend the VC
63
Interspinalis origin
Cervical: Spanning the spinous process of C2-T3
64
Interspinalis insertion
Lumbar: Spanning the spinous process of T2-L5

Origins and Insertions (6 decks)

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