This makes the airways swollen and very sensitive They tend to react strongly to certain substances that are breathed in When the airways react the muscles around them tighten This causes the airways to nar row and less air flows to your lungs The s ID: 36752 Download PdfTags :
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Presentation on theme: "National Heart Lung and Blood Institute A T A G L A N C E Asthma sthma is a chronic long term lung dis ease that inflames and narrows the air ways"— Presentation transcript