The nerve supply of the internal anal sphincter.
D000109:Acetylcholine / Q000494:pharmacology; D001003:Anal Canal / Q000187:drug effects / Q000294:innervation*; D002648:Child; D006801:Humans; D007545:Isoproterenol / Q000494:pharmacology; D008531:Megacolon / Q000503:physiopathology; D009119:Muscle Contraction / Q000187:drug effects; D009130:Muscle, Smooth / Q000187:drug effects / Q000294:innervation; D009433:Neural Inhibition; D009538:Nicotine / Q000494:pharmacology; D009638:Norepinephrine / Q000494:pharmacology; D010275:Parasympathetic Nervous System / Q000033:anatomy & histology; D011453:Prostaglandins / Q000494:pharmacology; D012701:Serotonin / Q000494:pharmacology; D013564:Sympathetic Nervous System / Q000033:anatomy & histology
D011453:Prostaglandins; D012701:Serotonin; D009538:Nicotine; D007545:Isoproterenol; D000109:Acetylcholine; D009638:Norepinephrine