Question

contraction of which of the following muscles opposes the primary mover of any given body movement?
a.) fixator muscle
b.) synergist muscle
c.) agonist muscle
d.) antagonist muscle

Explanation:

• Fixator Muscle: Stabilizes the origin of the prime mover.
• Synergist Muscle: Helps the agonist (prime mover) by reducing unnecessary movements.
• Agonist Muscle: The primary mover.
• Antagonist Muscle: Opposes the action of the agonist.

Answer:

d. Antagonist Muscle