upper gastrointestinal tract Digestive upper gastrointestinal tractOpen the 3D modelThe 3D model needs JavaScript.3D models: BodyParts3D, © The Database Center for Life Science licensed under CC Attribution 4.0 International In 1 atlas Adult male (BodyParts3D) Parts in this atlas esophagusstomachduodenum Neighbouring structures appendixascending colonbiliary treececumdescending colonesophagusgallbladderlarge intestineliverlower gastrointestinal tractpancreasperitoneal sac Identifiers FMA 49177 UBERON 0004908 Wikidata Q31861298