Question

WHAT ARE THE CHARECTERISTICS OF ALVEOLUS AS A RESPIRATORY SURFACE

Answer 1

Alveolus:is a process of resperatory organ with out alveeolus we can't survive.

explanation:

alveolus is a deoxinited blood purifier system

and respiratory system with out it any human being can't survive.

step by step:

alveolus present in the lungs first, alveoli after then after alveolus it purifies the blood and capillaries in which oxygen and carbon dioxide exchanges occurs