Adrenergic innervation of the heart as a site for the genesis and control of arrhythmia.
D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D000889:Anti-Arrhythmia Agents / Q000494:pharmacology*; D001145:Arrhythmias, Cardiac / Q000188:drug therapy / Q000209:etiology*; D002415:Cats; D004071:Digitalis Glycosides / Q000494:pharmacology; D004074:Digitoxin / Q000037:antagonists & inhibitors; D006321:Heart / Q000294:innervation*; D011217:Practolol / Q000494:pharmacology / Q000627:therapeutic use; D013564:Sympathetic Nervous System / Q000187:drug effects*
D000889:Anti-Arrhythmia Agents; D004071:Digitalis Glycosides; D004074:Digitoxin; D011217:Practolol