Answer:
The small intestine is made up of three parts:
- duodenum = communicates the small intestine with the stomach.
- Jejunum = is the second portion of the small intestine, located between the duodenum and the ilieon; It is characterized by having large amount of folds and intestinal villi which favors the absorption of a large amount of nutrients.
- Ileon = is the final part of the small intestine, its function is the absorption of water and electrolytes, in addition to B12 vitamins.
