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Questions and Answers
What happens to a muscle when it contracts?
What happens to a muscle when it contracts?
During the extension of the forearm, the biceps contracts.
During the extension of the forearm, the biceps contracts.
False (B)
What two muscles work in opposition to allow for arm movements?
What two muscles work in opposition to allow for arm movements?
biceps and triceps
During flexion of the forearm, the biceps ______ while the triceps relaxes.
During flexion of the forearm, the biceps ______ while the triceps relaxes.
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Match the arm movement with the state of the biceps and triceps muscles:
Match the arm movement with the state of the biceps and triceps muscles:
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