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23 Cards in this Set
- Front
- Back
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Iliocostalis Group
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O:Tendon from iliac crest, sacrum and lumbar spinous processes
I: Angle of ribs, transverse process of vervical vertebrae A: Extends neck and vertebral column; helps maintain posture Inn: Cervical, thoracic, and lumbar spinal nerves |
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Longissimus group
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O: Tendon from iliac crest, sacrum, and lumbar spinous processes
I: Mastoid process; transverse processes of cervical and thoracic vertebrae A:Extends neck and vertebral column and rotates head; maintains posture Inn: Cervical and thoracic spinal nerves |
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Spinalis Group
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O: Spinous processes from C-7 thru lumbar vertebrae
I: Spinous process of C2 and thoracic vertebrae A: Extends neck and vertebral column; Maintains posture Inn: Cervical and thoracic spinal nerves |
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Erector Spinae Group includes
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3 - Iliocostalis group, Longissimus Group, and spinalis group
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Multifidus Group
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O: Sacrum and transverse processes of all vertebrae
I: Spinous process of more superior vertebrae A: Extends and rotates vertebral column Inn: Cervical, thoracic, and lumbar spinal nerves |
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Semispinalis group
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O: Transverse processes of C4-T12
I: Occipital bone and spinous processes of cervical and thoracic vertebrae A: Extends vertebral column and neck; laterally flexes vertebral column and neck Inn: Cervicle and thoracic spinal nerves |
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Quadratus Lumborum
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O: Iliac crest and iliolumbar ligament
I: Last rib; transverse processes of lumbar vertebrae A: Extends vertebral column; laterally flexes vertebral column Inn: Thoracic and lumbar nerves |
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Muscles of Respiration
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Diaphragm, scalenes, external intercostals, internal intercostals, serratus posterior superior, serratus posterior inferior.
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Diaphragm
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O: Inferior surface of rib bones 7-12, xiphoid process of sternum, costal cartilages of inferior 6 rib bones and the lumbar vertebrae
I: Central tendon A: Respiration Inn: Phrenic Nerves |
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External Intercostals
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O: Inferior border of superior rib bone
I: Superior border of inferior rib bone A: Elevate ribs during inhalation Inn: Thoracic Spinal Nerves |
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Internal Intercostals
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O:Superior border of inferior rib bone
I: Inferior border of superior rib bone A: Depresses rib bones during forced exhalation Inn: Thoracic Spinal Nerves |
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Serratus Posterior Superior
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O: Spinous processes C7-T3
I: Lateral borders of rib bones 2-5 A: Elevates ribs during inhalation Inn Thoracic Spinal Nerves |
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Serratus Posterior Inferior
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O: Spinous processes of T11-L2
I: Inferior borders of rib bones 8-12 A: Depresses ribs during exhalation Inn: Thoracic Spinal Nerves |
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External Oblique
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O: Ribs 5-12
I: Linea Alba A: Flexes vertebral column, lateral flexion and rotation of vertebral column, compresses abdomen Inn: Spinal Nerves T8-T12, L1 |
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Internal Oblique
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O: Lumbar fascia, inguinal ligament
I: Linea alba, pubic crest A: Flexes vertebral column, compresses abdomen Inn: Spinal Nerves T8-T12, L1 |
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Transverse Abdominis
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O: Thoracolumbar fascia, inguinal ligament
I: Linea alba, pubic crest A:Lateral flexion and flexion of vertebral column, compresses abdomen Inn: Spinal Nerves T8-T12, L1 |
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Rectus Abdominis
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O: Pubic crest
I: Xiphoid process, ribs 5-7 A: Flexes vertebral column, compress abdomen Inn: Spinal nerves T7-T12 |
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Coccygeus
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O: Ischial spine
I: Lateral and inferior margins of sacrum A: Supports pelvic viscera Inn: Spinal nerves S4-S5 |
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External Anal Sphincter
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O: Central tendon of perineum
I: Surrounds anal orifice A:Closes anal opening, must relax to deficate Inn: Pudendal nerve |
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Ilicoccygeus
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O:Pubis and ischial spine
I: Coccyx and median raphe A: supports pelvic viscera Inn: Pudendal nerve |
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Pubococcygeus
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O: Pubis and ischial spine
I: Coccyx and median raphe A: Supports pelvic viscera Inn: Pudendal nerve |
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Puborectalis
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O: Pubis and ischial spine
I: Coccyx and median raphe A: Supports anorectal junction; must relax in order to defecate Inn: Pudendal nerve |
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Muscles that make up the Levator Ani Group
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3 - Ilicoccygeus, Pubococcygeus, Puborectalis
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