Sinus arrhythmia in the dog.
D000818:Animals; D001146:Arrhythmia, Sinus; D002698:Chloralose / Q000494:pharmacology; D004285:Dogs; D004562:Electrocardiography; D007545:Isoproterenol / Q000494:pharmacology; D009020:Morphine / Q000494:pharmacology; D010701:Phonocardiography; D011433:Propranolol / Q000494:pharmacology; D013390:Succinylcholine / Q000494:pharmacology; D013565:Sympatholytics / Q000494:pharmacology; D014630:Vagus Nerve / Q000502:physiology
D013565:Sympatholytics; D002698:Chloralose; D009020:Morphine; D011433:Propranolol; D013390:Succinylcholine; D007545:Isoproterenol