innervated by innervated_by develops from develops from has muscle origin has muscle origin has muscle insertion has muscle insertion Homo sapiens clavicle bone sternocleidomastoid http://upload.wikimedia.org/wikipedia/commons/6/61/Gray512.png http://upload.wikimedia.org/wikipedia/commons/f/f9/Gray512.svg FMA:13407 NCIT:C33616 sternomastoid muscle sternocleidomastoideus muscle SCM sternomastoid sterno-cleido-mastoid sterno-mastoid VHOG:0000853 MA:0002384 sternocleidomastoid muscle UBERON:0001128 UMLS:C0224153 sternomastoid muscle sternocleidomastoid EMAPA:25137 sternocleidomastoid muscles Wikipedia:Sternocleidomastoid_muscle musculus sternocleidomastoideus sternocleidomastoids TODO: sternocleidomastoid = sternomastoid + Cleidomastoideus. Origin: from manubrium sterni (sterno) and clavicle (cleido) and it's insertion at the mastoid process of the temporal bone. A paired muscle in the superficial layers of the anterior portion of the neck. It acts to flex and rotate the head. It also acts as an accessory muscle of inspiration, along with the scalene muscles of the neck. [WP,unvetted]. sterno-mastoid BTO:0005125 sternomastoid The sternomastoid and the three parts of the trapezius are branchiomeric muscles that have secondarily acquired an attachment to the pectoral girdle. They evolved from the fish cucullaris.[well established][VHOG] sternocleidomastoideus supraclavicularis muscle SCTID:181741009 sternocleidomastoidei manubrium of sternum muscle of neck cervical nerve plexus mesoderm-derived structure sterno-mastoid pre-muscle mass mastoid process of temporal bone cleidocephalicus muscle