transversospinales (muscles)

Definition: the group of deep back muscles that originate from transverse processes of the vertebrae and pass to spinous processes of higher vertebrae; they act as rotators and include the semispinalis (capitis, cervicis, thoracis), multifidus, and rotatores (cervicis, thoracis, lumborum) muscles. All are innervated by dorsal primary rami of spinal nerves.

Synonym(s): musculi transversospinalesTA, transversospinal muscle, transversospinales

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© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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