human respiratory system

powerpoint presentation copyright © 2003 pearson education, inc. publishing as benjamin cummings. chapter 10 respiratory system: exchange of gases powerpoint® lecture slide presentation by robert j. sullivan, marist college human biology human respiratory system figure 10.1 components of the upper respiratory tract figure 10.2 passageway for respiration receptors for smell filters incoming air to filter larger foreign material moistens and warms incoming air resonating chambers for voice upper respiratory tract functions components of the lower respiratory tract figure 10.3 functions: larynx: maintains an open airway, routes food and air appropriately, assists in sound production trachea: transports air to and from lungs bronchi: branch into lungs lungs: transport air to alveoli for gas ex...

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