Respiratory system

What is the smallest conducting respiratory passageways?

Asked by arwen46 12 years ago 3/12/2013 4:47 AM

Last updated by anonymous 12 years ago 3/13/2013 9:34 PM

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Answered by Dr. John Carmen 12 years ago 3/13/2013 9:34 PM

Bronchioles are the smalled conduction respiratory passageways.