Mode of action of catecholamines on contraction mechanism in relation to action potential.
D000200:Action Potentials / Q000187:drug effects*; D000818:Animals; D002118:Calcium / Q000494:pharmacology; D003864:Depression, Chemical; D066298:In Vitro Techniques; D007545:Isoproterenol / Q000494:pharmacology*; D009119:Muscle Contraction / Q000187:drug effects; D009638:Norepinephrine / Q000494:pharmacology*; D010210:Papillary Muscles / Q000187:drug effects*; D011188:Potassium / Q000494:pharmacology; D011817:Rabbits; D012964:Sodium / Q000494:pharmacology; D013268:Stimulation, Chemical
D012964:Sodium; D007545:Isoproterenol; D011188:Potassium; D002118:Calcium; D009638:Norepinephrine