The sino-atrial connection and wandering pacemaker.
D000109:Acetylcholine / Q000494:pharmacology; D000200:Action Potentials; D000818:Animals; D016275:Atrial Function; D003331:Coronary Vessels; D004566:Electrodes; D004576:Electromyography; D006325:Heart Atria / Q000033:anatomy & histology / Q000187:drug effects; D006329:Heart Conduction System; D009206:Myocardium; D009210:Myofibrils; D010138:Pacemaker, Artificial; D011817:Rabbits; D012849:Sinoatrial Node; D014684:Venae Cavae
D000109:Acetylcholine