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:
- How are fats digested?
- What happens in lungs?
- What is egestion?
- What happens after white blood cell eats bacteria?
- How is air processed in nose?
- What is anemia?