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NSCA CSCS EXAM REVIEW Questions and Answers Latest 2023/2024 (100% Solved)
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NSCA CSCS EXAM REVIEW Questions and Answers Latest 2023/2024 (100% Solved). Which of the following substances acts at the NMJ to excite the muscle fibers of a motor unit? acetylcholine ATP creatine phosphate serotonin acetylcholine When throwing a baseball, an athlete's arm is rapidly stretc...
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