Howstuffworks "Normal Versus Asthmatic Bronchiole"

"Normal Versus Asthmatic Bronchiole." 03 April 2007. HowStuffWorks.com. <http://healthguide.howstuffworks.com/normal-versus-asthmatic-bronchiole-picture.htm> 17 May 2008.

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. Inflammation or excess mucus secretion can further decrease the amount of air flow.

Review Date: 4/21/2006
Reviewed By: A.D.A.M. Medical Illustration Team: Meredith Nienkamp, M.S.M.I., Dan Johnson, M.S.M.I., Lisa Higginbotham, M.S.M.I. Review also provided by VeriMed Healthcare Network.

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"Normal Versus Asthmatic Bronchiole." 03 April 2007. HowStuffWorks.com. <http://healthguide.howstuffworks.com/normal-versus-asthmatic-bronchiole-picture.htm> 17 May 2008.