A muscle that contracts to assist the main muscle in performing a particular action is called a(n)
A)prime mover.
B)fixator.
C)antagonist.
D)agonist.
E)synergist.

Question

Quizplus · Accepted Answer

A synergist is a muscle that contracts to assist the main muscle in performing a particular action. It works together with the agonist (main muscle) to produce the desired movement. The prime mover is also known as the agonist, the fixator stabilizes a joint, and the antagonist opposes the action of the agonist.

A Muscle That Contracts to Assist the Main Muscle in Performing