MedlinePlus Medical Encyclopedia: Normal versus asthmatic bronchiole

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Normal versus asthmatic bronchiole

During an asthma attack smooth muscles located in the bronchioles of the lung constrict and decrease the flow of air in the airways. The amount of air flow can further be decreased by inflammation or excess mucus secretion.

Update Date: 11/30/2006

Updated by: Donald Accetta, MD, MPH, President, Allergy & Asthma Care, PC, Taunton, MA. Review provided by VeriMed Healthcare Network.

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