Longissimus cervicis muscle

The longissimus cervicis muscle is located in the cervical (neck) region and typically runs longitudinally along the dorsal aspect of the vertebral column, attaching from the upper thoracic transverse processes to the cervical transverse processes.

Origin: Continuation of the longissimus thoracis, transverse processes of the first five to eight thoracic vertebrae

Insertion: last cervical vertebra

Action: Extends the neck; in unilateral action to raise the neck obliquely and turn it to one side.

Nerve: Dorsal branches of the thoracic nerves.