Myocardial oxygen consumption in isometric contractions quickly released at the same level of tension with various rates of tension development.
D000818:Animals; D004837:Epinephrine / Q000494:pharmacology; D009119:Muscle Contraction / Q000187:drug effects; D010101:Oxygen Consumption; D010210:Papillary Muscles / Q000378:metabolism / Q000502:physiology*; D011817:Rabbits; D013328:Strophanthins / Q000494:pharmacology
D013328:Strophanthins; D004837:Epinephrine