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.
- What is diarrhea?
- How long is digestive tract?
- Where do gases enter and leave plant?
- What plants do if water intake is less?
- What is bronchus?
- Where does respiration take place?