title: Anatomy and physiology of the gastrointestinal tract.
mesh_terms: D001646:Bile / Q000378:metabolism; D002648:Child; D003679:Deglutition; D004064:Digestive System / Q000033:anatomy & histology; D004068:Digestive System Physiological Phenomena; D005753:Gastric Mucosa / Q000378:metabolism; D005769:Gastrointestinal Motility; D006801:Humans; D007413:Intestinal Mucosa / Q000033:anatomy & histology; D007419:Intestinal Secretions / Q000502:physiology; D009130:Muscle, Smooth / Q000033:anatomy & histology; D010189:Pancreatic Juice / Q000378:metabolism; D012472:Salivation