1.
Which of the following is a common reason for an unstable zero reading from an infrared analyzer?
2.
Which of the following tracings represents an airways resistance maneuver performed with a slow breathing frequency?
3.
The following biologic control data ranges were established: The following additional data were obtained when assessing the equipment: Which of the following should a pulmonary function technologist do?
4.
In which of the following patients would an end-tidal CO2 most likely produce values that are inconsistent with PaCO2?
5.
A 54-year-old male with a normal ECG at rest develops dyspnea during an exercise (stress) test, and the following ECG pattern is noted at 25 watts: 25 mm/sec A pulmonary function technologist should
6.
A subject has the following values reported: What is the SGAW?
7.
An isothermal lung analog has the following specifications: 5-L glass bottle 2000 g of steel wool Density of steel wool 5 g/cm3 Volume of connectors and bulb 100 mi-Repeated FRC measurements in the plethysmograph result in a volume of 5.5 L. Which of the following should a pulmonary function technologist do?
8.
A patient with severe airflow limitation pants too rapidly (> 3 breaths/second) against a closed shutter in a body plethysmograph. Which of the following will occur?
9.
The following Levy-Jennings charts of control values are obtained: Which of the following is the correct sequence of actions for a pulmonary function technologist to take? 1. Replace the oxygen electrode. 2. Check the temperature of the measuring chamber. 3. Run protein remover through the blood gas analyzer. 4. Replace the CO2 electrode.
10.
The following test results are available for a 35-year-old subject who is applying for disability: These findings are consistent with