Lactose Tolerance Intolerance Digestive 730249796

Tags: colorful human people health healthy medicine medical structure body drawing stomach education biology science organ gas poster educational anatomy diagram glucose symptoms digestion lactose tolerance anatomical diarrhea intestines labeled duodenum bloating intolerance white background hand drawn abdominal pain digestive system jejunum medical illustration large intestine galactose digestive enzymes digestive process lactase enzyme lactose digestion lactose splitting glucose absorption intestinal diagram