Digestion and Absorption: The Human Gastrointestinal Tract

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About this Chapter

Ever wonder what happens to your food after you swallow it? Explore the fascinating journey of how your body breaks down meals into the energy and nutrients you need to survive.


Summary

In this chapter, you will trace the path of food through the human gastrointestinal tract, discovering the enzymes and organs that make digestion possible. You will learn how complex macromolecules are broken down and absorbed into your bloodstream to fuel your cells. Finally, we will look at common digestive disorders to understand what happens when this complex system goes wrong.

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