Question

List three characteristics of lungs which make it an efficient respiratory surface.

Answer 1

Answer:

1. Large surface area - Lungs have a huge quantity of alveoli that enhances the surface area needed for the transfer of gases.

2) Thin walls - There is a single sheet of cells available in the alveolar surface which provides gases a short dissemination distance.

3) Extensive blood supply - There is widespread blood accumulation in the lungs, which guarantees that oxygen-rich blood is carried away from the lungs and blood rich in carbon dioxide is carried to the lungs.    

Answer 2

Answer:

Three Characteristics Of Lungs Which Make Them An Efficient Respiratory Surface Are:

1.They Have A Rich Blood Supply.

2.Their Inner Surface Is Moist.

3.They Have Large Combined Surface Area

Explanation:

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