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An overview of respiratory system pathology, covering common respiratory infections, autoimmune disorders, foreign bodies in the respiratory tract, and malignant tumors. It discusses upper and lower respiratory infections, autoimmune diseases affecting the lungs, and conditions like asthma, copd, and pneumonia. The document also touches on the diagnosis and treatment of lung cancer and other respiratory ailments, offering a concise summary of key respiratory illnesses and diseases. It is a useful resource for understanding the complexities of respiratory health and disease. This document also includes some questions and answers about the topic.
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Week 5 — The Lung and the Upper Respiratory Tract Health Problems * Review before class : (Pathology Textbook, Ch.8: Anatomy and physiology of the respiratory tract. Ciliated epithelium of trachea. Surfactant. Negative pressure of pleural cavity). In class: Respiratory system disorders. Common respiratory infections and auto-immune disorders. Asthma. Foreign body in respiratory tract: symptoms, diagnosis. Malignant tumors of respiratory system
Pseudostratified respiratory epithelium consists primarily of columnar ciliated cells, and goblet cells, that secrete mucus. Function:
... (A ciliated epithelium is also characteristic of the female reproductive tract.) https://www.youtube.com/watch?v=HMB6flEaZwI
cells. The main function of surfactant is to lower the surface tension at the air/liquid interface within the alveoli of the lung.
Negative pressure of pleural cavity https://www.youtube.com/watch?v=yKA8aBpNXm4 https://www.youtube.com/watch?v=mD9goLXYhYU
membrane which invests the lungs and lines the walls of the thoracic cavity. MCQ
a. CO b. O c. C d. CO
a. Epiglottis b. Glottis c. Cartilage d. All of the above
b. Capillaries c. Corpuscles d. All the above
b. Laryngitis c. Pharyngitis d. All of the above
Respiratory system disorders.
https://www.youtube.com/watch?v=-oHlcuS7AeU
