No, actually it belongs in the skeletal muscle system<3
kaythanksyourwelcome:p
no, it is actually a skeletal muscle http://www.memidex.com/sternocleidomastoid-muscle
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Sternocleidomastoid muscles
There are three muscles that help to turn your head in a left to right fashion. They include the Sternoclidomastoid, Semisplenoious Capitus, and the Splenious Capitus.
What are the antagonist of sternocleidomastiod muscle?
Sternocleidomastoid muscles
Often, the lognus colli muscle is weakened during whiplash and the sternocleidomastoid muscles become overworked as they compensate.
the sternocleidomastoid, rectus muscle, longus muscle, and scalene muscles
There are two sternomastoid muscles in the human body. The sternomastoid is also known as the sternocleidomastoid.
These two muscles of the neck flex and rotate the head.
sternocleidomastoid