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]. [ http://en.wikipedia.org/wiki/Sternocleidomastoid_muscle ]

Synonyms: sterno-mastoid sternomastoid muscle sternomastoid sternocleidomastoid muscle

This is just here as a test because I lose it

Term information

Subsets

uberon_slim

depicted by

http://upload.wikimedia.org/wikipedia/commons/6/61/Gray512.png

http://upload.wikimedia.org/wikipedia/commons/f/f9/Gray512.svg

editor note

TODO: sternocleidomastoid = sternomastoid + Cleidomastoideus. Origin: from manubrium sterni (sterno) and clavicle (cleido) and it's insertion at the mastoid process of the temporal bone.

has related synonym

sternocleidomastoideus

sternomastoid muscle

sternocleidomastoid muscles

sterno-mastoid

sternocleidomastoidei

sternocleidomastoids

sternocleidomastoideus muscle

sternocleidomastoid

musculus sternocleidomastoideus

supraclavicularis muscle

sternomastoid

sterno-cleido-mastoid

homology notes

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]

id

UBERON:0001128