The effect of cardiac hyperfunction on its automaticity and reactivity to the chronotropic effect of the vagus.
D000818:Animals; D001024:Aortic Valve Stenosis; D004558:Electric Stimulation; D004562:Electrocardiography; D006329:Heart Conduction System / Q000503:physiopathology*; D006439:Hemodynamics; D011817:Rabbits; D014628:Vagotomy; D014630:Vagus Nerve / Q000502:physiology*