Identify the parts of the Digestive System being described. Choose from the box. 16. It is the part that receives the food you eat. 17. A muscular tube that in humans is about nine inches (23 centimeters) long and passes from the pharynx down the neck to the stomach 18. A small muscular sac that is attach to the liver and stores bile 19. An organ that lies behind the stomach and produces the pancreatic juice 20. Absorbs water from undigested food and hold the undigested food for a while and then excrete it as feces ___________ Mouth Large Intestine Esophagus Pancreas Gall Bladder Small Intestine _____________