Heart rate response to certain physiological manoeuvres: proposed measure of degree of  -receptor blockade.
D000319:Adrenergic beta-Antagonists / Q000008:administration & dosage; D001285:Atropine; D004562:Electrocardiography; D006339:Heart Rate / Q000187:drug effects; D006801:Humans; D005996:Nitroglycerin / Q000494:pharmacology; D005082:Physical Exertion; D011187:Posture; D011433:Propranolol / Q000008:administration & dosage; D012119:Respiration; D013565:Sympatholytics / Q000008:administration & dosage*; D014636:Valsalva Maneuver
D000319:Adrenergic beta-Antagonists; D013565:Sympatholytics; D001285:Atropine; D011433:Propranolol; D005996:Nitroglycerin