encyclopedia of medical concepts
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Excitation Contraction Coupling
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Definition
: A process fundamental to muscle physiology whereby an electrical stimulus or action potential triggers a myocyte to depolarize and contract. This mechanical muscle contraction response is regulated by entry of calcium ions into the cell.
Other names
Excitation Contraction Couplings; Couplings, Excitation Contraction; Coupling, Excitation Contraction; Contraction Couplings, Excitation; Contraction Coupling, Excitation
