“Riding the Waves” The Role of Capnography in EMS
“Riding the Waves” The Role of Capnography in EMS
“Riding the Waves” The Role of Capnography in EMS
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Rid<strong>in</strong>g <strong>the</strong> Waves…<strong>The</strong> <strong>Role</strong> <strong>of</strong> <strong>Capnography</strong> <strong>in</strong> <strong>EMS</strong>‣ Lower AirwayTracheaBronchiBronchiolesDead Space Air<strong>The</strong> lower airway is comprised <strong>of</strong> <strong>the</strong> trachea, bronchi and <strong>the</strong>n25 divisions <strong>of</strong> <strong>the</strong> bronchial tree term<strong>in</strong>at<strong>in</strong>g at <strong>the</strong>respiratory bronchioles and <strong>the</strong> alveoli.<strong>The</strong> areas from <strong>the</strong> bronchioles to <strong>the</strong> nose comprise <strong>the</strong> totaldead space air. This is air that is not exchanged.6