Digestive System - คณะวิทยาศาสตร์ มหาวิทยาลัยสงขลานครินทร์

Human Digestive System - Parts Of Digestive System digestive system The abdominal cavity is the space that holds most of the digestive organs It is bordered by the abdominal wall (composed of layers of skin, fat, muscle, and respiratory system The Digestive System

system789 Digestion begins in the mouth with chewing and ends in the small intestine As food passes through the GI tract, it mixes with digestive juices, causing large