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10 cards from this deck
Air passages, lungs, breathing muscles
One cell thick, squamous epithelium
Active process requiring energy
Passive process when muscles relax
Contracts, flattens, moves downward
Inhaled: 21%, Exhaled: 16%
At alveoli between air and blood
At tissues between blood and cells
Combines with haemoglobin to form oxyhaemoglobin
Medulla oblongata
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