Role of catecholamine release in cardiovascular responses to angiotensin.

Adrenal Medulla/physiology Adrenalectomy Angiotensin II/pharmacology Animals Aorta/drug effects Blood Circulation/drug effects Blood Flow Velocity Blood Pressure/drug effects Cardiac Output/drug effects Catecholamines/metabolism Cats Epinephrine/pharmacology Isoproterenol Propranolol/pharmacology Sympathetic Nervous System/physiology Vascular Resistance/drug effects Vena Cava, Inferior/drug effects Vena Cava, Superior/drug effects

Catecholamines Angiotensin II Propranolol Isoproterenol Epinephrine