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anatomy > Axial Muscles > Flashcards

Axial Muscles Flashcards

1
Q

SERRATUS POSTERIOR: INFERIOR

A

O - Lower Thoracic and Upper Lumbar SP

I - Lower Ribs

A - Depresses Ribs

N - Intercostal Nerves T9-T12

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2
Q

SPLENIUS CAPITIS

A

O - Cervical and Upper Thoracic SP

I - Mastoid Process and Superior Nuchal Line

A - Extension; Ipsilateral Lateral Flexion; Ipsilateral Rotation

N - Dorsal Rami of Inferior Cervical Nerves

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3
Q

SPLENIUS CERVICIS

A

O - Upper Thoracic SP

I - Upper Cervical TP

A - Extension; Ipsilateral Lateral Flexion; Ipsilateral Rotation

N - Dorsal Rami of Inferior Cervical Nerves

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4
Q

SERRATUS POSTERIOR: SUPERIOR

A

O - Lower Cervical and Upper Thoracic SP

I - Upper Ribs

A - Elevates ribs

N - Intercostal Nerves T1-T3

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5
Q

RECTUS ABDOMINUS

A

O - Ribs 5-7; Xiphoid Process

I - Pubic Ramus

A - Flexion

N - Intercostal Nerves T7-T12

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6
Q

EXTERNAL OBLIQUE

A

O -Posterolateral Ribs 5-12

I - Iliac Crest; Linea Alba

A - Flexion; Ipsilateral Lateral Flexion; Contralateral Rotation

N - Intercostal Nerves T7-T12

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7
Q

INTERNAL OBLIQUE

A

O - Iliac Crest; Thoracolumbar Fascia

I - Linea Alba; Inferior Ribs

A - Flexion; Ipsilateral Lateral Flexion; Ipsilateral Rotation

N - Intercostal Nerves T7-T12

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8
Q

TRANSVERSE ABDOMINUS

A

O - Ribs 7-12; Thoracolumbar Fascia; Iliac Crest

I - Linea Alba

A - Support Abdominal Wall; Compress Abdomen

N - Intercostal Nerves T7-T12

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9
Q

ILIOCOSTALIS LUMBORUM

A

O - Iliac Crest

I - Angles of Lower Ribs

A - Extension; Ipsilateral Lateral Flexion; Ipsilateral Rotation

N - Dorsal Rami

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10
Q

ILIOCOSTALIS THORACIS

A

O - Angles of Lower Ribs

I - Angles of Upper Ribs

A - Extension; Ipsilateral Lateral Flexion; Ipsilateral Rotation

N - Dorsal Rami

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11
Q

ILIOCOSTALIS CERVICIS

A

O - Angles of Upper Ribs

I - Lower Cervical TP

A - Extension; Ipsilateral Lateral Flexion; Ipsilateral Rotation

N - Dorsal Rami

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12
Q

LONGISSIMUS THORACIS

A

O - Lumbar TP

I - Thoracic TP; Lower 9 Ribs

A - Extension; Ipsilateral Lateral Flexion; Ipsilateral Rotation

N - Dorsal Rami

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13
Q

LONGISSIMUS CERVICIS

A

O - Upper Thoracic TP

I - Cervical TP

A - Extension; Ipsilateral Lateral Flexion; Ipsilateral Rotation

N - Dorsal Rami

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14
Q

LONGISSIMUS CAPITIS

A

O - Upper Thoracic and Lower Cervical TP

I - Mastoid Process

A - Extension; Ipsilateral Lateral Flexion; Ipsilateral Rotation

N - Dorsal Rami

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15
Q

SPINALIS THORACIS

A

O - Upper Lumbar and Lower Thoracic SP

I - Upper Thoracic SP

A - Extension; Ipsilateral Lateral Flexion; Ipsilateral Rotation

N - Dorsal Rami

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16
Q

SPINALIS CERVICIS

A

O - Lower Ligamentum Nuchae

I - Axis SP

A - Extension; Ipsilateral Lateral Flexion; Ipsilateral Rotation

N - Dorsal Rami

17
Q

MULTIFIDUS

A

O - Sacrum, Lower Lumbar to Lower Cervical TP

I - SP of Vertebrae 2-5 Superior

A - Extension; Ipsilateral Lateral Flexion; Contralateral Rotation

N - Dorsal Rami

18
Q

ROTATORES

A

O - Lumbar to Cervical TP

I - BREVIS: Lumbar to Cervical SP of Adjacent Superior Vertebrae
LONGUS: Lumbar to Cervical SP of Vertebrae 2 Levels Superior

A - Extension; Ipsilateral Lateral Flexion; Contralateral Rotation

N - Dorsal Rami

19
Q

INTERSPINALIS

A

O - Lumbar to Cervical SP

I - Lumbar to Cervical SP of Adjacent Superior Vertebrae

A - Extension

N - Dorsal Rami

20
Q

SEMISPINALIS THORACIS/CERVICIS/CAPITIS

A

O/I: Thoracis: Lower Thoracic TP -> Upper Thoracic and Lower Cervical SP

Cervicis: Upper Thoracic TP -> Cervical SP

Capitis: Upper Thoracic and Lower Cervical TP -> Occipital Bone

A - Extension; Ipsilateral Lateral Flexion; Contralateral Rotation

N - Dorsal Rami

21
Q

SEMISPINALIS CAPITIS

A

O - TPs

I - SPs 5 to 8 vertebrae above origin (travels superior and medial)

A - head/neck extension; contralateral rotation

N - Post rami of spinal nerves

22
Q

QUADRATUS LUMBORUM

A

O: Upper lumbar TPs; 12th rib

I: Iliac crest

A: Extension; Ipsilateral lateral flexion

N: T12 upper lumbar ventral rami

23
Q

INTERTRANSVERSARII

A

O: Lumbar to cervical TPs

I: Lumbar to cervical TPs of adjacent superior vertebrae

A: Ipsilateral lateral flexion

N: Dorsal rami

24
Q

RECTUS CAPITIS POSTERIOR MINOR

A

O: posterior arch of atlas

I: inferior nuchal line

A: extension; ipsilateral rotation

N: suboccipital nerve

25
Q

RECTUS CAPITIS POSTERIOR MAJOR

A

O: axis SP

I: inferior nuchal line

A: extension; ipsilateral rotation

N: suboccipital nerve

26
Q

OBLIQUUS CAPITIS SUPERIOR

A

O: Atlas TP

I: occipital bone

A: extension; ipsilateral lateral flexion

N: suboccipital nerve

27
Q

OBLIQUUS CAPITIS INFERIOR

A

O: axis SP

I: Atlas TP

A: Ipsilateral rotation

N: suboccipital nerve

28
Q

ANTERIOR SCALENE

A

O: C3-C6 TP

I: 1st rib

A: flexion, IPSI lat flexion, CONT rotation

N: C3-C8 ventral rami

29
Q

MIDDLE SCALENE

A

O: C2-C7 TP

I: 1st rib

A: IPSI lat flexion, CONT rotation

N: C3-C8 ventral rami

30
Q

POSTERIOR SCALENE

A

O: C5-C6 TP

I: 2nd rib

A: IPSI lat flexion, CONT rotation

N: C3-C8 ventral rami

anatomy (13 decks)

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