Vagal and sympathetic effects on the pacemaker fibers in the sinus venosus of the heart.
D000200:Action Potentials; D004558:Electric Stimulation; D006321:Heart / Q000294:innervation*; D006339:Heart Rate; D008564:Membrane Potentials; D013564:Sympathetic Nervous System / Q000502:physiology*; D014630:Vagus Nerve / Q000502:physiology*
HEART/innervation; NERVES, VAGUS/physiology; SYMPATHETIC NERVOUS SYSTEM/physiology