Facts About Allergies » bronchioles http://www.allergydot.com What to do About Allergies and Allergic Reactions Thu, 26 Jan 2012 23:46:06 +0000 en hourly 1 How Do Our Lungs Work http://www.allergydot.com/2009/05/04/how-do-our-lungs-work/ http://www.allergydot.com/2009/05/04/how-do-our-lungs-work/#comments Mon, 04 May 2009 10:28:41 +0000 Alank http://www.allergydot.com/?p=50 The best way to explain how our lungs work is to think of them as an upside down tree. A long trunk, called the trachea, leads to thick branches. Off those branches, called bronchi, shoot smaller limbs, known as bronchioles. At the ends are the leaves called alveoli.

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