i will only give you what i know
1.villi-absorbs nutrients from the food and distributed by blood.
2.ileum-last part of the small intestine that acts as a valve through which the food goes to the large intestine.
3.pyloric spinchter- part of the stomach which acts as valve for the food to go the small intestine.
4.peristalsis-the process by which the esophagus brings food to the stomach.
5.alimentary canal-the part of the digestive system or the straight path which the food goes.
