Residual fraction and the inotropic state of the left ventricle.
D000818:Animals; D001011:Aorta / Q000502:physiology; D001794:Blood Pressure / Q000187:drug effects; D004285:Dogs; D004558:Electric Stimulation; D006321:Heart / Q000187:drug effects; D006339:Heart Rate / Q000187:drug effects; D005996:Nitroglycerin / Q000494:pharmacology; D010138:Pacemaker, Artificial; D011433:Propranolol / Q000494:pharmacology; D014630:Vagus Nerve / Q000502:physiology; D016276:Ventricular Function
D011433:Propranolol; D005996:Nitroglycerin