KIN 2504 Chapter : KIN2504ch4

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Ability of musculoskeletal system to perform daily and recreational activities without undue fatigue or injury. Ability of muscle to contract with maximal force. Surrounded by a sheath that draws together at the end of a muscle into a tendon which attacks the muscle to the bond. Made up of myofibrils that contain two proteins: actin and myosin. They slide back and forth while the muscle contracts. Slow twitch : cells that contract slowly over time and they require o2, are forceful as well. Fast twitch: contract quickly and forcefully but fatigue really slowly. Within different muscles we have proportions of the two types of muscle fibers ul as. Within different muscles we have proportions of the two types of muscle fibers. Prompted by nervous system along a motor nerve to particular skeletal muscle. 1 motor nerve will stimulate different skeletal fibers. How can regular fitness resistance training improve my fitness and wellness.

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