10 solution in respiratory system
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Asthma narrows the airways by causing an allergy-induced spasms of surrounding muscles or by clogging the airways with mucus.
Bronchitis is an inflammatory response that reduces airflow and is caused by long-term exposure to irritants such as cigarette smoke, air pollutants, or allergens.
Cystic fibrosis is a genetic defect that causes excessive mucus production that clogs the airways.
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