title: [Changes in the frequency of heart contraction during the interaction of sympathetic and parasympathetic regulatory effects on heart activity].
authors.forename: A E
authors.initials: AE
authors.lastname: Lychkova
mesh_terms: D000777:Anesthetics / Q000494:pharmacology; D000818:Animals; D004558:Electric Stimulation; D006339:Heart Rate / Q000187:drug effects; D009200:Myocardial Contraction / Q000187:drug effects; D010275:Parasympathetic Nervous System / Q000187:drug effects / Q000502:physiology*; D011817:Rabbits; D013564:Sympathetic Nervous System / Q000187:drug effects / Q000502:physiology*; D014630:Vagus Nerve / Q000187:drug effects / Q000502:physiology
chemical_list: D000777:Anesthetics
vernacular_title: Izmenenie chastoty serdechnykh sokrashcheniĭ pri vzaimodeĭstvii simpaticheskikh i parasimpaticheskikh reguliatornykh vliianiĭ na deiatel'nost' serdtsa.