subdivision of digestive tract

foregut Organ midgut Bone hindgut Organ upper digestive tract Organ lower digestive tract Organ pharynx Organ reticulorumen Organ echinoderm pyloric cecum Gland lower esophagus Muscle middle part of esophagus Muscle anorectum Organ terminal part of digestive tract Organ zone of stomach Gland duodenal ampulla Organ digestive tract diverticulum Organ upper esophagus Muscle midgut loop Vessel tailgut Organ pyloric stomach Gland cardiac stomach Organ periampullary region of duodenum Organ foregut region of duodenum Organ midgut region of duodenum Organ