Longus Capitis



origin: anterior tubercles of transverse processes of the 3rd to 6th cervical vertebrae;
insertion: inferior surfaces of the basilar portion of the occipital.
action:
   - acting bilaterally, flexes cervical vertebrae and head;
   - acting unilaterally, rotates and flexes cervical vertebrae and head to the same side;
nerve supply: muscular branches of C1, C2, C3, C4;
synergists:   longus colli, sternocleidomastoid, scalenus group, suprahyoid, infrahyoid, and the platysma



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

Last updated by Data Trace Staff on Thursday, December 15, 2011 11:13 am