Describe one way the human respiratory system degrades over our lifespans, and explain one environmental condition that could cause an unnatural degradation as someone ages, including why that environmental condition harms their respiratory system. Describe how both natural aging or environmental harm can make people more susceptible to disease, explaining the link between the damage and the disease.
(subject is anatomy)
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Describe one way the human respiratory system degrades over our lifespans, and explain one environme...
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