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: sternomastoid muscle sterno-mastoid sternomastoid sternocleidomastoid muscle
Term information
- VHOG:0000853
- FMA:13407
- UMLS:C0224153 (ncithesaurus:Sternocleidomastoid_Muscle)
- Wikipedia:Sternocleidomastoid_muscle
- MA:0002384
- SCTID:181741009
- EMAPA:25137
- BTO:0005125
- NCIT:C33616
uberon_slim, human_reference_atlas
http://upload.wikimedia.org/wikipedia/commons/6/61/Gray512.png
http://upload.wikimedia.org/wikipedia/commons/f/f9/Gray512.svg
TODO: sternocleidomastoid = sternomastoid + Cleidomastoideus. Origin: from manubrium sterni (sterno) and clavicle (cleido) and it's insertion at the mastoid process of the temporal bone.
sternocleidomastoideus
sterno-mastoid
sternocleidomastoid muscles
sternomastoid muscle
sternocleidomastoids
sternocleidomastoideus muscle
sternocleidomastoidei
sternocleidomastoid
musculus sternocleidomastoideus
supraclavicularis muscle
sternomastoid
sterno-cleido-mastoid
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]
Term relations
- muscle of neck
- cleidocephalicus muscle
- mesoderm-derived structure
- has muscle origin some manubrium of sternum
- has muscle origin some clavicle bone
- innervated_by some cervical nerve plexus
- develops from some sterno-mastoid pre-muscle mass
- has muscle insertion some mastoid process of temporal bone