title: Effects of sympathetic stimulation on facial muscle contractions.
mesh_terms: D000200:Action Potentials / Q000187:drug effects*; D000818:Animals; D008725:Bis-Trimethylammonium Compounds / Q000494:pharmacology; D002415:Cats; D003650:Decamethonium Compounds / Q000494:pharmacology; D003864:Depression, Chemical; D004558:Electric Stimulation; D004837:Epinephrine / Q000494:pharmacology*; D005071:Evoked Potentials / Q000187:drug effects; D005152:Facial Muscles / Q000187:drug effects* / Q000502:physiology; D009119:Muscle Contraction / Q000187:drug effects*; D009129:Muscle Tonus / Q000187:drug effects; D009210:Myofibrils / Q000187:drug effects; D009431:Neural Conduction / Q000187:drug effects; D009638:Norepinephrine / Q000494:pharmacology*; D010646:Phentolamine / Q000494:pharmacology; D011433:Propranolol / Q000494:pharmacology; D013268:Stimulation, Chemical; D013564:Sympathetic Nervous System / Q000502:physiology; D009435:Synaptic Transmission / Q000187:drug effects
chemical_list: D008725:Bis-Trimethylammonium Compounds; D003650:Decamethonium Compounds; D011433:Propranolol; D009638:Norepinephrine; D004837:Epinephrine; D010646:Phentolamine