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6 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)
Iliocostalis Lumborum
O: Inferiorly, from sacrum and ilium
I: Superiorly, to the inferior borders of the lower six ribs
A: Extends, laterally flexes, and rotates lumbar vertebrae
Lumbar Region
Iliocostalis Thoracis
O: Inferiorly, to the medial side of the inferior borders of the lower six ribs
I: Superiorly, to the inferior borders of the upper six ribs
A: Extends, laterally flexes, and rotates thoracic vertebrae
Thoracic Region
Iliocostalis Cervicis
O: Inferiorly, to the superior borders of the upper six ribs
I: Superiorly, to the transverse processes of the middle cervical vertebrae
A: Extends, laterally flexes, and rotates cervical vertebrae
Cervical Region
Longissumus Thoracis
O: Inferiorly, to the transverse processes of the lumbar vertebrae
I: Superiorly, to the tips of the transverse processes of all thoracic vertebrae
A: Extends vertebral column
Thoracic Region - closer to the origin of the ribs
Multifidus
O: Inferiorly, from the sacrum and the sacroiliac ligament, mamillary processes of the lumbar vertebrae, tansverse processes of the thoracic vertebrae, and articular processes of the last four cervical vertebrae
I: Superiorly, into the spinous processes of all the vertebrae up to and including the axis
A: Extends, rotates, and stabilizes the vertebral column
Very small, along the entire spine
Rotatores
O: Inferiorly, from the transverse process of one vertebra
I: Superiorly, into the root of the spinous process of the next two or three vertebrae above
A: Bilaterally, extention of the spine. Unilaterally, rotation of the vertebrae and proprioception (senses the body's position)
Even smaller, along the entire spine