sonicole1012 sonicole1012

13-11-2020
Biology

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What is the journey of oxygen through our lungs?

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leonorasteward leonorasteward

13-11-2020

Answer:

The oxygen in inhaled air passes across the thin lining of the air sacs and into the blood vessels. This is known as diffusion. The oxygen in the blood is then carried around the body in the bloodstream, reaching every cell. When oxygen passes into the bloodstream, carbon dioxide leaves it.

Explanation:

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