Question

What does gas exchange. Mean

Answer 1

Explanation:

Gas exchange is the process by which oxygen and carbon dioxide move between the blood stream and the lungs. This is the primary function of the respiratory system and isessential for ensuring a constant supply of oxygen to tissues, as well as removing carbon dioxide to prevent its accumulation.

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Answer 2

Answer:

Gas exchange is the delivery of oxygen from the lungs to the bloodstream, and the elimination of carbon dioxide from the bloodstream to the lungs. It occurs in the lungs between the alveoli and a network of tiny blood vessels called capillaries, which are located in the walls of the alveoli.