Examen
NSCA CSCS EXAM REVIEW | 120 Questions with 100% Correct Answers | Updated & Verified | 36 Pages
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Which of the following substances regulates muscle actions? potassium calcium troponin tropomyosin - ANS - calcium Which of the following substances acts at the NMJ to excite the muscle fibers of a motor unit? acetylcholine ATP creatine phosphate serotonin - ANS - acetylcholine When throw...
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