Origin transverse process Dorlands
/Elsevier m_22/12551199 | Insertion spinous process | |
 | ||
Nerve Posterior ramus of spinal nerve Actions Extend vertebral column (bilateral contraction); rotate vertebral column (unilateral contraction)
Antagonist = Latin musculi transversospinales | ||
The transversospinales are a group of muscles of the human back. Their combined action is rotation and extension of the vertebral column. These muscles are small and have a poor mechanical advantage for contributing to motion. They include:
References
Transversospinales Wikipedia(Text) CC BY-SA