A lenticular is a printed image that shows depth and motion as your viewing angle changes. We use lenticular images in this chart to illustrate how structures change from a normal to a diseased state. Eight Digestive System conditions are shown on this Anatomy poster using this engaging and interactive technology: Gallstones Gastric Ulcer Acute Pancreatitis Colonic Polyps Appendicitis Diverticulosis of the Colon Ulcerative Colitis Hemorrhoids Diagram size: 21" x 29", in 3D plastic, with a hole at the top for easy hanging