PFT Exam with Complete Solutions
Which of the following are indications for assessing pulmonary function?
1. Screen for pulmonary disease.
2. Evaluate patients for surgical risk.
3. Assess the progression of disease.
4. Assist in diagnosing cardiac disability. Correct Answer-1. Screen for
p...
PFT Exam with Complete Solutions
Which of the following are indications for assessing pulmonary function?
1. Screen for pulmonary disease.
2. Evaluate patients for surgical risk.
3. Assess the progression of disease.
4. Assist in diagnosing cardiac disability. Correct Answer-1. Screen for
pulmonary disease.
2. Evaluate patients for surgical risk.
3. Assess the progression of disease.
Which of the following are considered relative contraindications for lung volume
determinations?
1. Recent cataract removal surgery
2. Unstable cardiovascular status
3. Treated pneumothorax
4. Hemoptysis of unknown origin Correct Answer-1. Recent cataract removal
surgery
2. Unstable cardiovascular status
4. Hemoptysis of unknown origin
, PFT Exam with Complete Solutions
What is the primary problem in obstructive lung disease? Correct Answer-
Increased airway resistance
Which of the following measure is typically increased in patients with restrictive
lung disease? Correct Answer-Pressure needed to expand the lung
You perform a series of pulmonary function tests on a patient with a potentially
infectious disease carried via the airborne route. Which of the following
infection-control procedures should you implement?
1. Wear a respirator or close-fitting surgical mask.
2. Dispose of, sterilize, or disinfect the tubing circuit after testing.
3. Clean the interior surface of the spirometer before the next test. Correct
Answer-1. Wear a respirator or close-fitting surgical mask.
2. Dispose of, sterilize, or disinfect the tubing circuit after testing.
Which of the following pulmonary function devices directly collect and measure
gas volumes?
To what does the range or limit of a device's measuring ability refer? Correct
Answer-Capacity
How closely a device measures a certain reference value refers to what quality?
Correct Answer-Accuracy
What would you use to determine the accuracy of a water-sealed spirometer in
measuring lung volumes? Correct Answer-Calibrated 3-L syringe
While checking the accuracy of a portable spirometer for volumetric measures
with a calibrated super syringe, you obtain a mean measured value of 2.7 L.
What is the percent error of this instrument? Correct Answer-10%
What is the ability of a measuring device to consistently provide the same
measure of the same quantity? Correct Answer-Precision
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