title: Effect of alpha-adrenergic coronary constriction on myocardial tissue blood flow.
mesh_terms: D000818:Animals; D001794:Blood Pressure / Q000187:drug effects; D002339:Carotid Arteries / Q000187:drug effects; D003331:Coronary Vessels / Q000098:blood supply*; D004285:Dogs; D004558:Electric Stimulation; D009638:Norepinephrine; D010646:Phentolamine / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology; D012039:Regional Blood Flow / Q000187:drug effects; D013564:Sympathetic Nervous System / Q000502:physiology*; D013997:Time Factors
chemical_list: D011433:Propranolol; D009638:Norepinephrine; D010646:Phentolamine