Question

How oxygen and carbon dioxdi get exchanged in lungs ?

Answer 1

when oxygen come to us that time some bed material inside our body are formed into carbon dioxide die to present of some bacteria Inside us

Answer 2

The exchange takes place in the millions of alveoli in lungs and the cappilaries that envelop them .As inhaled oxygen moves from the alveoli to blood in the cappillaries that carbon dioxide moves from the bood in the capillaries to the air in the alveoli.


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BYEE...