Human Body


What is the role of the small intestine in nutrient processing?

The small intestine is the site of most nutrient processing in the body. The first step is to breakdown the large complex structures of all nutrients, including carbohydrates, lipids, proteins, and nucleic acids, into smaller units. Most absorption of these nutrients also takes place in the small intestine.


This is a web preview of the "The Handy Science Answer Book" app. Many features only work on your mobile device. If you like what you see, we hope you will consider buying. Get the App