Question

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

Answer 1

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(i) It has large surface area and branched. (ii) Contain an extensive network of blood vessels. (iii) It is thin, delicate and fine.

Answer 2

Answer:

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

They Have A Rich Blood Supply.

Their Inner Surface Is Moist.

They Have Large Combined Surface Area.

Explanation:

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