STERNOCLEIDO MASTOIDEUS

WordNet Dictionary

	Definition:	[n] one of two thick muscles running from the sternum and clavicle to the mastoid and occipital bone; turns head obliquely to the opposite side; when acting together they flex the neck and extend the head

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	Synonyms:	musculus sternocleidomastoideus, sternocleidomastoid, sternocleidomastoid muscle

	See Also:	cervix, neck, skeletal muscle