The prime mover of any skeletal movement is called the
A)flexor.
B)agonist.
C)abductor.
D)antagonist.

Question

Quizplus · Accepted Answer

The agonist is also known as the prime mover and is responsible for producing the movement at a joint. The flexor refers to a specific type of agonist that produces flexion, and therefore is not the best choice as it is too specific. The abductor refers to a muscle that moves a limb away from the midline of the body, which is not applicable to all skeletal movements. The antagonist refers to a muscle that opposes the action of the agonist and does not produce the movement, making it an incorrect choice for the prime mover.

The Prime Mover of Any Skeletal Movement Is Called the