what are the functions of human respiratory system
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The main function of human respiratory system is to take in oxygen and give out carbon dioxide as we breathe.
During this process diffusion takes place in our lungs.
During this process diffusion takes place in our lungs.
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1) INHALE OR EXHALE OF GASES .
2) BREAKING DOWN OF COMPLEX SUSBTANCES INTO SIMPLE SUBSTANCE FOR PROPER DIGESTION OF FOOD .
2) BREAKING DOWN OF COMPLEX SUSBTANCES INTO SIMPLE SUBSTANCE FOR PROPER DIGESTION OF FOOD .
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