Topic: Human Digestive System Subtopic: The Digestive System and The Process
Why are Villi essential?
Answer: The Villi in the small intestine are perfect for absorbing food because they provide the small intestine with a much larger surface area. They have a thin outer layer of cells and a dense network of blood capillaries.
Learn also:
- What happens when atria are full of blood?
- How does blood flow in veins?
- How is flu treated?
- What is indigestion?
- Why is hemophilia dangerous?
- How is deoxygenated blood pumped to lungs?


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