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general function of muscle
facilitate movement through the interaction of contractile protein fibers
myofilaments
contractile protein fibers
Motor unit
Mot
skeletal muscle
Somatic motor neuron are associated to
Neuromuscular junction
functional synapse between a motor neuron and the plasma membrane of a muscle fiber
sarcolemma
plasma membrane surrounding a myocyte
Transverse (T) tubule
inward fold of the sarcolemma
Sarcoplasmic reticulum
Ca+2 storage
sarcomere
functional unit of muscles
Actin
Thin filaments
Myosin
Thick filaments
Myofilament must what to facilitate contraction
interact
Asynchronous power strokes
produced from sliding myofilaments
H bands
Shorten during contraction
Hypocalcemia
Calcium deficiency
Causes hypocalcemia
Parathyroid hormone/ vit d deficiency