Positive and negative inotropic effects by constant electric currents or current pulses applied during the cardiac action potential.
D000200:Action Potentials / Q000502:physiology*; D000818:Animals; D002417:Cattle; D004558:Electric Stimulation; D006321:Heart / Q000502:physiology*; D006329:Heart Conduction System / Q000502:physiology*; D008564:Membrane Potentials / Q000502:physiology*; D012756:Sheep