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PFT EXAM - BOOK QUESTIONS WITH CORRECT ANSWERS Measurement of airway resistance using the body plethysmograph was first described by: - ....ANSWER ...-Dubois and Comroe Indications for spirometry include: - ....ANSWER ...-Preoperative evaluation for pneumonectomy. Determination of the beneficial effects of a bronchodilator. Measurement of the effects of working in a dusty environment. Measurement of lung volumes (TLC) is indicated: - ....ANSWER ...-To diagnose restrictive lung disease. Arterial blood gases would be indicated in which patients? - ....ANSWER ...-An adult with a suspected shunt. A 60 year old male complains of dyspnea on exertion and when lying in bed; his FEV1 and FVC are within normal limits. These symptoms are most consistent with: ....ANSWER ...-Congestive heart failure Which diseases often result in an obstructive pattern when spirometry is performed? ....ANSWER ...-Asthma, emphysema, and bronchiolitis obliterans ...©️ 2025, ALL RIGHTS RESERVED 1