Calcium release and membrane voltage changes within muscle cells.
D000818:Animals; D002118:Calcium / Q000378:metabolism* / Q000502:physiology; D066298:In Vitro Techniques; D008564:Membrane Potentials; D009132:Muscles / Q000378:metabolism / Q000502:physiology*; D012519:Sarcoplasmic Reticulum / Q000378:metabolism / Q000502:physiology*
D002118:Calcium