Effects of various inotropic interventions on the dynamic properties of the contractile elements in heart muscle of the cat.
D000818:Animals; D002118:Calcium / Q000494:pharmacology; D002415:Cats; D004558:Electric Stimulation; D006321:Heart / Q000187:drug effects / Q000502:physiology*; D007545:Isoproterenol / Q000494:pharmacology; D008433:Mathematics; D010210:Papillary Muscles / Q000502:physiology*; D013268:Stimulation, Chemical; D013696:Temperature
D007545:Isoproterenol; D002118:Calcium