title: Innervation of domestic fowl and guinea-pig ventricles.
mesh_terms: D000109:Acetylcholine / Q000494:pharmacology*; D000818:Animals; D001285:Atropine / Q000494:pharmacology*; D002794:Choline / Q000494:pharmacology*; D006145:Guanethidine / Q000494:pharmacology*; D006168:Guinea Pigs / Q000033:anatomy & histology*; D006329:Heart Conduction System / Q000033:anatomy & histology*; D006352:Heart Ventricles / Q000033:anatomy & histology; D066298:In Vitro Techniques; D010275:Parasympathetic Nervous System / Q000033:anatomy & histology*; D011200:Poultry / Q000033:anatomy & histology*; D013564:Sympathetic Nervous System / Q000033:anatomy & histology*
chemical_list: D001285:Atropine; D002794:Choline; D000109:Acetylcholine; D006145:Guanethidine