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Larynx - trachea - bronchi - alveoli. First two are throat, second two are lung.
Mammals breathe using organs called lungs. They take air in and the oxygen is exchanged for carbon dioxide in small organelles called alveoli. This carbon dioxide is then expelled.
alveoli take co2 from
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oxygen
The actual air exchange takes place in the alveoli of the lungs
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It takes place between the alveoli and the blood capillaries
When you inhale (take in air when you breathe), you are taking in Oxygen.
Alveoli.
alveoli take co2 from your blood and turns it into gas
gas exchange is the intake of the oxygen and the let out of the carbon dioxide