The role of calcium in the processes of excitation and contraction in skeletal muscle.
D000818:Animals; D001001:Anura; D002118:Calcium / Q000494:pharmacology*; D006863:Hydrogen-Ion Concentration; D009119:Muscle Contraction / Q000187:drug effects*; D011188:Potassium / Q000494:pharmacology; D012964:Sodium / Q000494:pharmacology; D013324:Strontium / Q000494:pharmacology
D012964:Sodium; D011188:Potassium; D002118:Calcium; D013324:Strontium