Question

3 charactersistics of lungs which make it efficient for respiration 0

Answer 1

Answer:

The three characteristics of lungs that make them an efficient respiratory surface are-

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.

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