title: Quantification of the contractile state of the intact human heart. Maximal velocity of contractile element shortening determined by the instantaneous relation between the rate of pressure rise and pressure in the left ventricle during isovolumic systole.
mesh_terms: D000328:Adult; D001794:Blood Pressure / Q000187:drug effects; D001916:Brachial Artery; D006328:Cardiac Catheterization; D006321:Heart / Q000187:drug effects / Q000502:physiology*; D006350:Heart Valve Prosthesis; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology; D008433:Mathematics; D008729:Methoxamine / Q000494:pharmacology; D008875:Middle Aged; D005082:Physical Exertion; D016276:Ventricular Function
chemical_list: D008729:Methoxamine; D007545:Isoproterenol