Human gas exchange process with oxygen cycle explanation outline diagram. Labeled educational carbon dioxide CO2 transportation with red blood cells flow to provide lung function vector illustration. premium vector by VectorMine

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red vector graphic illustration human transport health blood medicine healthcare breathing respiratory illness medical care concept body drawing exchange inside biology science oxygen cycle system outline organ cells gas research process scheme educational dioxide anatomy diagram carbon physiology lungs explanation circulation function artery co2 respiration anatomical pulmonary O2 bronchiti

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