2025 With 100% Correct Answers
What is the primary function of the lungs? - correct answers ✔✔1. Oxygenation of mixed venous blood.
2. Removal of carbon dioxide from mixed venous blood.
Primary function depends on the integrity of 4 things: - correct answers ✔✔1. Airway
2. Pulmonary vasculature
3. Respiratory muscles
4. Respiratory control mechanism
PFTs help determine 7 things: - correct answers ✔✔1. Presence of disease or abnormal lung function.
2. Extent of dysfunction.
3. Extent of impairment/disability
4. Progression of disease.
5. Nature of physiological disturbance.
6. Effect or course of therapy.
7. Aid clinical prognosis.
Common PFTs - correct answers ✔✔1. Spirometry
2. Diffusing capacity
3. Body plethysmography
4. Bronchial provocation
5. Maximal inspiratory/expiratory pressure
6. Exercise testing
7. Arterial blood gasses