right
Sternocleidomastoid
one: rotates and extends neck. both: flex neck
The sternocleidomastoid muscle is located in the neck
When the Deltoid contracts the humerus abducts.
When the bicep contracts the triceps relax
no, it is actually a skeletal muscle http://www.memidex.com/sternocleidomastoid-muscle
The sternocleidomastoid is a muscle that connects to your sternum, and the mastoid process.
It contracts.
What are the antagonist of sternocleidomastiod muscle?
It contracts
Points The toes
It contracts. solid