How gases are exchanged inside lungs?

1.	How gases are exchanged inside lungs?
Answer» INHILE THE OXYGEN AND EXHILE OF OXYGEN when we inhale air , diaghragm (present in bottom of lungs) straightens increasing volume of lungs which made oxygen rich blood to move insidewhen we exhale diaghragm moves upward decreasing volume of lungs which made carbon dioxide rich air to move outside

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