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The nasal septum is the wall that separates the left and right nostrils, and it is made up of cartilage, bone, and other tissues. If the septum is centered in the middle of the nose, air flows equally to each nostril.
Last Revised: March 18, 2013
Author: Healthwise Staff
Medical Review: William H. Blahd, Jr., MD, FACEP - Emergency Medicine & David Messenger, MD
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