describe the role of diffusion in gas exchange in humans??
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the carbon dioxide concentration is much greater in your blood then the alveoli. so by the rule of diffusion, the carbon dioxide moves from the blood to the alveoli, where it can be exhaled through the lungs. The same thing happens with oxygen. oxygen diffusion into the blood from the alveoli
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- alveoli (air sacs) and diaphram plays a key role in gas exchange in humans by the diffusion process
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