its a big muscle that goes from the top of your sternum (chest bone) to the mastoid process (the bone behind your ear) you use it to turn your head left and right.
What are the antagonist of sternocleidomastiod muscle?
The function of the Sternocleidomastoid is to flex the neck forward and to rotate the head toward sholder on the opposite side..
the two muscles of the neck are both superficial and are easy palpated in the neck those cervical muscles are STERNOCLEIDOMASTIOD AND TRAPEZIUS
Back of neck im pretty.sure....
The sternocleidomastiod. Theres one on each side of the neck going from your occipital bone (back of head) down to your clavical (collar bone).
The sternocleidomastoid muscle, also known as sternomastoid and comonly abbreviated as SCM, is a paired muscle in the superficial layers of the anterior portion of the neck. It acts to flex and rotate the head.