Question

lungs are full of tiny air spaces called (a) alveoli (b) trachea(c) bronchi (d) bronchioles​

Answer 1

Explanation:

a..........is ur answer........

Answer 2

Hyy mate......

Here is your answer ......

Lungs are full of tiny air spaces which is known as alveoli which help the RBCs to carry oxygen and giving out CO2 or simply it help in oxidation of blood.

Hope it will help you....

Thanks for asking....