What is the mechanism of gases exchange in human?
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Gaseous exchange in humans occurs through diffusion. In lungs, oxygen from alveolar air diffuses into blood vessels surrounding the capillaries and carbon dioxide from blood is given out into lungs. This oxygen is carried to the tissues and it diffuses from the blood vessels into the tissues.
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Gaseous exchange in humans occurs through diffusion. In lungs, oxygen from alveolar air diffuses into blood vessels surrounding the capillaries and carbon dioxide from blood is given out into lungs. This oxygen is carried to the tissues and it diffuses from the blood vessels into the tissues
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