Pulmonary Function Testing (PFT) TMC Practice Questions and Answers
Pulmonary Function Testing (PFT) TMC Practice Questions and Answers After reviewing the results of a patient's PFT, you note that the FEV1, FVC, and total lung capacity are all reduced. The FEV1/FVC ratio is normal. That is the interpretation based on these findings? A) Restrictive lung disease B) Obstructive lung disease C) Combined obstructive-restrictive lung disease D) The test is invalid ANSWER A) Restrictive lung disease. (Since this pt has a normal FEV1/FVC ratio, this indicates that there is not an obstructive disease. REMEMBER, the FEV1/ FVC ratio would be decreased if there were an obstructive disease present. AND since the FEV1,FVC and TLC are ALL reduced, this indicates that the patient has a restrictive disease). You are instructing a pt on how to perform an FVC maneuver. After looking at the results of an attempt, you determine that it took too long for the patient to reach the peak expiratory flow. Before another attempt, which of the following instructions should you give the patient? A) "Take a deeper breath" B) "Don't hesitate" C) " Blast the sir out faster" D) "Blow out longer" ANSWER C) "Blast the air out faster"
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