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Unformatted text preview: Lecture 32. Histology of the Respiratory System 1 Lecture 32. Histology of the Respiratory System 1 Lecture 32. Histology of the Respiratory System 1 Dr. Morales Objectives At the completion of these three lectures and two laboratories, you should be able to: • list and describe the succession of conducting passages through which air moves during inspiration and expiration. • distinguish among trachea, bronchi and bronchioles; end respiratory passages • outline the importance of cartilage and elastin in the respiratory system. • describe the histological organization of the alveolar-capillary barrier. • explain the functional significance of the secretory cells found in the bronchioles and in the alveoli. • state three methods by which the lungs are kept free of particulate matter. The Elements of the Respiratory System 1 . Conducting portion 2 . Respiratory portion Lecture 32. Histology of the Respiratory System 1 Lecture 32. Histology of the Respiratory System 1 The Conducting Portion The Conducting Portion Functions- warming of air- humidifying air- cleaning of air- delivery of air Components of the Conducting Portion 1. nose- respiratory and olfactory epithelium 2. nasopharynx- between nose and digestive system...
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This note was uploaded on 01/16/2012 for the course BI 200 taught by Professor Potter during the Fall '11 term at Montgomery College.
- Fall '11