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Duke Orthopaedics
presents
Wheeless' Textbook of Orthopaedics

Longissimus Capitis



origin: transverse processes of the 1st to 5th thoracic vertebrae and the articular processes of the 4th to 7th cervical vertebrae;
insertion: the posterior margin of the mastoid process;
action: acting bilaterally, extends and hyperextends head; acting unilaterally, flexes and rotates the head the same side;
synergists: Semispinalis capitis, spinalis capitis, Longissimus Cervicis



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

Last updated by Data Trace Staff on Tuesday, August 16, 2011 12:53 pm