How a Muscle Contraction is Signalled - Animation

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Impulse to activate action potential in skeletal muscle, My notes.... VIII.Muscle Fibers a.specific structu...
Impulse to activate action potential in skeletal muscle, My notes.... VIII.Muscle Fibers a.specific structures in muscle cells (muscle fibers)(skeletal) allow the cells to contract and relax i.myofibrils (fills nearly all cytoplasm) 1.cylindrical structures that make up bulk of cytoplasm 2***nsist of a chain of small, contractile units (sarcomeres) a.give muscle fiber striped appearance b****posed of myosin-II and actin i.myosin-II = thick center ii.actin = thin filaments that overlap mysoin ...
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