dmoore7268 dmoore7268

13-09-2019
Medicine

contestada

Gas exchange, the lungs' main and vital function, takes place in the
a. bronchioles.
b. secondary bronchi.
c. primary bronchi.
d. alveoli.

Respuesta :

Kristiania Kristiania

18-09-2019

Answer:

d. alveoli

Explanation:

Alveoli -

It is an important and crucial part of the respiratory system , the main function of alveoli is the exchange of gases ,

The structure of Alveoli is a balloon shaped air sacs , which are present in the terminating end of the bronchial branches .

The thickness of alveoli is only one cell thick , whihc allows the exchange of gases .

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