The action of nicotine and catecholamines on the human internal anal sphincter.
D001003:Anal Canal / Q000187:drug effects* / Q000294:innervation; D001341:Autonomic Nervous System / Q000502:physiology; D002395:Catecholamines / Q000494:pharmacology*; D004837:Epinephrine / Q000494:pharmacology; D005769:Gastrointestinal Motility / Q000187:drug effects* / Q000502:physiology; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology; D009538:Nicotine / Q000494:pharmacology*; D010830:Physostigmine / Q000494:pharmacology; D011188:Potassium; D013431:Sulfates
D002395:Catecholamines; D013431:Sulfates; D009538:Nicotine; D010830:Physostigmine; D007545:Isoproterenol; D011188:Potassium; D004837:Epinephrine