Sternocleido Mastoideus (Noun)
Meaning
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.
Classification
Nouns denoting body parts.
Examples
- The sternocleidomastoideus muscle runs from the sternum and clavicle to the mastoid and occipital bone, allowing for rotational movement of the head.
- Injury to the sternocleidomastoideus muscle can result in weakness or limited range of motion in the neck.
- The sternocleidomastoideus muscle works in conjunction with other neck muscles to provide stability and support for the head.
- The sternocleidomastoideus muscle is divided into two parts: the sternal head and the clavicular head, which have distinct attachments and functions.
- Contracting the sternocleidomastoideus muscle on one side of the neck can cause the head to turn to the opposite side.