What is the Origin of the Sternocleidomastoid

Question

What is the origin of the sternocleidomastoid?
A) sternal end of the clavicle and to the manubrium
B) larynx
C) scapula
D) temporal bone

Accepted Answer

The sternocleidomastoid muscle originates from two locations: the manubrium of the sternum and the medial portion of the clavicle, making option A correct.