The supinator and pronator muscles
A)have their origin on the sternum and clavicle.
B)act synergistically with the sternocleidomastoid muscles.
C)are located in the lower extremities.
D)change the position of the hand.

Question

Quizplus · Accepted Answer

The supinator and pronator muscles are located in the forearm and are responsible for changing the position of the hand. The other options are incorrect as the muscles do not originate from the sternum and clavicle, do not act synergistically with the sternocleidomastoid muscles, and are not located in the lower extremities.

The Supinator and Pronator Muscles