The use of the Langendorff preparation to study the bardycardia of training.
D000109:Acetylcholine / Q000032:analysis; D000818:Animals; D001285:Atropine / Q000494:pharmacology; D003864:Depression, Chemical; D006339:Heart Rate / Q000187:drug effects; D008297:Male; D009206:Myocardium / Q000032:analysis; D009388:Neostigmine / Q000494:pharmacology; D010477:Perfusion; D010805:Physical Conditioning, Animal; D011433:Propranolol / Q000494:pharmacology; D051381:Rats; D011943:Receptors, Adrenergic, beta; D013268:Stimulation, Chemical
D011943:Receptors, Adrenergic, beta; D009388:Neostigmine; D001285:Atropine; D011433:Propranolol; D000109:Acetylcholine