INTRODUCTION TO WEIGHT TRAINING/ANATOMY

In order from largest to smallest: Sarcolemma, Myofibril, Sarcomere, Myofilament The sarcolemma is the specialized plasma membrane of skeletal muscle cells. The myofibril are the largest organelles (ribbon-like) inside the muscle cell (or muscle fiber), and have alternating bands (A and I) that give the muscle cell its striated appearance. ................
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