Action of driving stimuli from intrinsic and extrinsic sources on in situ cardiac pacemaker tissues.
D000818:Animals; D001337:Autonomic Agents / Q000494:pharmacology*; D004285:Dogs; D004558:Electric Stimulation; D004594:Electrophysiology; D006329:Heart Conduction System / Q000502:physiology*; D010138:Pacemaker, Artificial; D011189:Potassium Chloride / Q000494:pharmacology*; D012849:Sinoatrial Node / Q000502:physiology
D001337:Autonomic Agents; D011189:Potassium Chloride