Podcast
Questions and Answers
What is the name of the structure that connects the nasal and oral cavities to the larynx?
What is the name of the structure that connects the nasal and oral cavities to the larynx?
- Epiglottis
- Pharynx (correct)
- Trachea
- Bronchi
What happens when the chest's capacity increases during ventilation?
What happens when the chest's capacity increases during ventilation?
- The turbinate bones obstruct the air flowing through the nasal passages
- The diaphragm returns to its previous position
- Air enters through the trachea, inflating the lungs (correct)
- The lungs recoil and force air out through the bronchi
What is the function of the turbinate bones in the nasal passages?
What is the function of the turbinate bones in the nasal passages?
- Detect odors in the inhaled air
- Provoke sneezing to expel irritating dust
- Increase the mucous membrane surface and slightly obstruct the air flow (correct)
- Warm the inhaled air to body temperature
Where is the nasopharynx located?
Where is the nasopharynx located?
What is the function of the pharynx?
What is the function of the pharynx?
What is the main cause of hypoxia after thoracic or abdominal surgery and most types of respiratory failure?
What is the main cause of hypoxia after thoracic or abdominal surgery and most types of respiratory failure?
Which type of alveolar cells secrete surfactant, a phospholipid that prevents alveolar collapse?
Which type of alveolar cells secrete surfactant, a phospholipid that prevents alveolar collapse?
What is the result of severe hypoxia when the amount of shunting exceeds 20%?
What is the result of severe hypoxia when the amount of shunting exceeds 20%?
What causes a ventilation–perfusion V ̇/Q ̇ imbalance in the lung?
What causes a ventilation–perfusion V ̇/Q ̇ imbalance in the lung?
What is the filling of the pulmonary capillaries with blood known as?
What is the filling of the pulmonary capillaries with blood known as?
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