[A study of the heart excitation cycle in a natural heart rhythm].
D000200:Action Potentials; D000818:Animals; D002415:Cats; D004558:Electric Stimulation; D004594:Electrophysiology; D006329:Heart Conduction System / Q000502:physiology*; D006339:Heart Rate / Q000502:physiology; D016276:Ventricular Function
Izuchenie tsikla vozbudimosti serdtsa pri estestvennom serdechnom ritme.