Muscle Disorders · Anatomy · NBME-Style
Muscle Disorders — NBME-style practice question
A physician-validated, board-style question from the Active Transport QBank. Try it, then check the reasoning for every option.
Which muscle group assists prime movers in performing a movement?
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A
AntagonistsIncorrect. Antagonists oppose the prime movers rather than assisting them.
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B
FixatorsIncorrect. Fixators stabilize the origin of the prime mover, not assist directly with the movement.
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C
SynergistsCorrect. Synergists assist the prime movers, enhancing the efficiency of the intended motion.
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D
AgonistsIncorrect. Agonists are themselves the prime movers, so they do not 'assist' the prime movers.
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E
StabilizersIncorrect. Stabilizers steady adjacent joints rather than actively assisting the prime mover's action.
↑ Tap an answer to reveal the reasoning
Answer: C. Synergists assist prime movers in performing a movement, enhancing the effectiveness of the action. Antagonists oppose the movement. According to the material: 'Synergists: assist prime movers.'
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