Figure 30.11: The Human Digestive System (A) The mouth, esophagus, and stomach are parts of the foregut. The small intestine corresponds to the midgut, and the large intestine corresponds to the hindgut. Three accessory glands shown are the salivary glands, liver, and pancreas. (B) The ducts via which secretions of the liver and pancreas enter the midgut lumen.