title: Structure of the gastrointestinal tract as it relates to nutrient movement.
mesh_terms: D000818:Animals; D001692:Biological Transport; D004041:Dietary Fats / Q000378:metabolism*; D004063:Digestion; D004848:Epithelium / Q000648:ultrastructure; D006801:Humans; D007408:Intestinal Absorption; D007421:Intestine, Small / Q000378:metabolism / Q000648:ultrastructure*; D050356:Lipid Metabolism; D008854:Microscopy, Electron; D008954:Models, Biological; D009940:Organoids / Q000378:metabolism / Q000648:ultrastructure*; D051381:Rats
chemical_list: D004041:Dietary Fats