title: [Effect of scopolamine on action potential of myocardial cell of guinea pig].
mesh_terms: D000200:Action Potentials / Q000187:drug effects; D000818:Animals; D005260:Female; D006168:Guinea Pigs; D006321:Heart / Q000187:drug effects*; D066298:In Vitro Techniques; D008297:Male; D008729:Methoxamine / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology; D011942:Receptors, Adrenergic, alpha / Q000187:drug effects; D012601:Scopolamine / Q000494:pharmacology*
chemical_list: D011942:Receptors, Adrenergic, alpha; D011433:Propranolol; D012601:Scopolamine; D008729:Methoxamine