The effects of epinephrine, norepinephrine, and acetylcholine on the electrogram of the isolated frog heart.
D000109:Acetylcholine / Q000494:pharmacology*; D004562:Electrocardiography / Q000187:drug effects*; D004837:Epinephrine / Q000494:pharmacology*; D006321:Heart / Q000187:drug effects*; D006801:Humans; D009638:Norepinephrine / Q000494:pharmacology*
D000109:Acetylcholine; D009638:Norepinephrine; D004837:Epinephrine
ACETYLCHOLINE/effects; ARTERENOL/effects; ELECTROCARDIOGRAPHY/effect of drugs on; EPINEPHRINE/effects; HEART/effect of drugs on