Question

What is the Difference between Villi and Alveoli ? (5 Points)

Answer 1

Villi :- Villi are specialised for absorption in the small intestine as they have a large surface area so there will be more efficient absorption of fatty acids and glycerol into the blood stream.
Alveoli :- They are tiny sacs within our lungs that allow oxygen and carbon dioxide to move between the lungs and bloodstream.

Answer 2

villi is the part of digestive system and alveoli is the part of respiratory system