The flu Health Article

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Illustrations
Normal lung anatomy
Within the respiratory system, air is first inhaled through the nose or mouth into the pharynx. From the pharynx, air is drawn through the larynx and trachea to make its way to the lungs. Update Date:
12/04/2007 Arnold L. Lentnek, M.D., Division of Infectious Disease, Kennestone Hospital, Marietta, GA. Review provided by VeriMed Healthcare Network.

Normal lung anatomy
Influenza
Nasal spray flu vaccine

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