Podcast
Questions and Answers
What is the primary function of the nasal and oral cavities in the respiratory system?
What is the primary function of the nasal and oral cavities in the respiratory system?
- To trap foreign bodies and produce mucus
- To warm and humidify inspired air (correct)
- To regulate the nasal cycle
- To facilitate gas exchange in the alveoli
What is the approximate periodicity of the nasal cycle in the human population?
What is the approximate periodicity of the nasal cycle in the human population?
- 2 hours (correct)
- 1 hour
- 4 hours
- 6 hours
What is the purpose of the pharynx in the respiratory system?
What is the purpose of the pharynx in the respiratory system?
- To regulate the nasal cycle
- To facilitate gas exchange in the alveoli
- To connect the nose and mouth to the esophagus (correct)
- To produce mucus and trap foreign bodies
What is the site of gas exchange in the lungs?
What is the site of gas exchange in the lungs?
What is the total number of alveoli in the human lungs?
What is the total number of alveoli in the human lungs?
What is the primary function of Type 1 pneumocytes in the alveolar sac?
What is the primary function of Type 1 pneumocytes in the alveolar sac?
What is the purpose of the intrapleural fluid?
What is the purpose of the intrapleural fluid?
During inspiration, what happens to the intrapleural pressure and the transpulmonary pressure?
During inspiration, what happens to the intrapleural pressure and the transpulmonary pressure?
What is the primary function of goblet cells in the respiratory epithelium?
What is the primary function of goblet cells in the respiratory epithelium?
What is the characteristic of the breathing pattern in patients with respiratory disease?
What is the characteristic of the breathing pattern in patients with respiratory disease?
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