Podcast
Questions and Answers
Which of the following factors decreases the work of breathing?
Which of the following factors decreases the work of breathing?
- Bronchial asthma
- Decreased intrapleural pressure (correct)
- Chest deformity
- Lung diseases
Pulmonary compliance increases in which of the following conditions?
Pulmonary compliance increases in which of the following conditions?
- Chest deformity
- Lung fibrosis
- Emphysema (correct)
- Obesity
Which of the following is NOT a cause of increased work of breathing?
Which of the following is NOT a cause of increased work of breathing?
- Decreased airway resistance (correct)
- Increased surface tension due to decreased surfactant secretion
- Diseases of the lung
- Narrowing of the air passages
What is the definition of pulmonary compliance?
What is the definition of pulmonary compliance?
What is the definition of hysteresis in the context of the pressure-volume loop?
What is the definition of hysteresis in the context of the pressure-volume loop?
Which of the following conditions is accompanied by decreased pulmonary compliance?
Which of the following conditions is accompanied by decreased pulmonary compliance?
What is the definition of airway resistance?
What is the definition of airway resistance?
Which of the following factors increases airway resistance?
Which of the following factors increases airway resistance?
What percentage of the total work of breathing is attributed to overcoming airway resistance?
What percentage of the total work of breathing is attributed to overcoming airway resistance?
What is the main function of the intrapleural pressure?
What is the main function of the intrapleural pressure?
Where is surfactant secreted from?
Where is surfactant secreted from?
What is the main function of surfactant?
What is the main function of surfactant?
What is the definition of compliance?
What is the definition of compliance?
What is the definition of hysteresis?
What is the definition of hysteresis?
What condition is associated with increased lung compliance?
What condition is associated with increased lung compliance?
What factors can decrease thoracic wall compliance?
What factors can decrease thoracic wall compliance?
What is the primary factor that increases airway resistance?
What is the primary factor that increases airway resistance?
What effect does the parasympathetic nervous system have on the bronchial smooth muscle?
What effect does the parasympathetic nervous system have on the bronchial smooth muscle?
How does bronchodilation affect airway resistance?
How does bronchodilation affect airway resistance?
Which part of the work of breathing involves overcoming the viscosity of lung and chest wall structures?
Which part of the work of breathing involves overcoming the viscosity of lung and chest wall structures?
What is the impact of bronchoconstriction on air flow?
What is the impact of bronchoconstriction on air flow?
Why is epinephrine injected to treat bronchial asthma?
Why is epinephrine injected to treat bronchial asthma?
What is responsible for 65% of the work of breathing?
What is responsible for 65% of the work of breathing?
What causes bronchial constriction?
What causes bronchial constriction?
