Question

function of alveoli​

Answer 1

Trachea the windpipe extends through the neck downwards and divides into primary bronchi which further divided into bronchioles and finally enter sac like structures known as alveoli.

the main function of alveoli is to increase the surface area for the exchange of gases

Oxygen is diffused into the blood and carbon dioxide is moved out of the body through the exchange of gases taking place at alveoli as alveoli provide a surface area for the exchange of these gases

Answer 2

Explanation:

Alveoli are an important part of the respiratory system whose function it is to exchange oxygen and carbon dioxide molecules to and from the bloodstream. These tiny, balloon-shaped air sacs sit at the very end of the respiratory tree and are arranged in clusters throughout the lungs.