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5
Muscle fiber characteristics
Size: enormous
Diameter: 100μmLength: up to 12in
Multinucleate
100s of nuclei, just internal to Plasma Membrane
Sarcolemma (Plasma Membrane)
Surrounds sacroplasm (cytoplasm)
Contains numberous myofibrils
Has transmembrane potential due to unequal distribution of (+) and (-) charges across membrane
Diameter: 100μmLength: up to 12in
Multinucleate
100s of nuclei, just internal to Plasma Membrane
Sarcolemma (Plasma Membrane)
Surrounds sacroplasm (cytoplasm)
Contains numberous myofibrils
Has transmembrane potential due to unequal distribution of (+) and (-) charges across membrane
