LeventC777586 LeventC777586

30-10-2022
Biology

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Which part of the respiratory system helps expand the lungs during breathing?A. BronchiB. AlveoliC. TracheaD. Diaphragm

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KendriaG437066 KendriaG437066

30-10-2022

The correct answer is the letter D. Diaphragm - helps expand the lungs during breathing.

*Bronchi- distributes the air throughout the lungs until it reaches bronchioles and alveolar sacs.

* Trachea- carries air in and out of the lungs.

*Alveoli- is a site where the lungs and blood exchange oxygen and carbon dioxide.

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