Exam (elaborations)
NSCA - CSCS Chapter 1-22 review questions & Answers(SCORED A)
- Course
- Institution
During a muscle contraction what structures do the cross bridges attach to? - ANSWER actin What substance helps regulate muscle actions? - ANSWER calcium What substance excites the muscle fibers of a motor unit? - ANSWER acetylcholine What muscle fiber type is most beneficial for a maratho...
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