Semispinalis Cervicis:

- Discussion:
    - origin: transverse processes of the first to sixth thoracic, articular processes of the 4th to 7th cervical vertebrae;
    - insertion: spinous processes of 2nd to 5th cervical vertebrae;
    - action:
          - acting bilaterally, extension and hyperextension of the cervical spine;
          - acting unilaterally, lateral flexion of the neck and head;
          - synergists: semispialis capitis, splenius cervicis, iliocostalis cervicis, longissimus capitis, longissimus cervicis;
    - nerve supply: posterior rami of the cervical nerves



Anatomic Study of the Semispinalis Cervicis for Reattachment during Laminoplasty.



Original Text by Clifford R. Wheeless, III, MD.

Last updated by Data Trace Staff on Friday, December 2, 2011 4:05 pm