Question:
Iliocostalis
Author: Haley TanneAnswer:
Origin:Iliac crest, posterior sacrum, inferior lumbar, and sacral spinous processes Insertion: Angles of the ribs and transverse process (c4-c6) Action: extend vertebral column (bilaterally), laterally flex vertebral column(unilaterally) Innervation: Cervical and thoracic Dorsal Rami
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