To ensure that the output of a blood gas analyzer is both accurate and linear across the range of measured values, a calibration procedure must measure what?
a. Two different parameters at the same time
b. Parameters with known input values at one point
c. Two different parameters at different times
d. Parameters with known input values at two points
Q. 2 How is the accuracy of a blood gas analyzer determined?
a. Examining the repeatability of the analyz-er's results
b. Comparing the analyzer's measurements to known values
c. Adjusting the offset (or balance) of the instrument
d. Adjusting the gain (or slope) of the in-strument
Q. 3 What is the process of testing a new blood gas analyzer to confirm a manufacturer's claims?
a. Automated calibration
b. Performance validation
c. Proficiency testing
d. Preventive maintenance
Q. 4 Which of the following are true about a blood gas analyzer's waste fluids?
1. A strong disinfectant should be added to waste fluid containers.
2. Waste fluids should be handled as if they were blood samples.
3. Waste fluids should be treated as potentially infectious.
a. 1 and 2 only
b. 1 and 3 only
c. 2 and 3 only
d. 1, 2, and 3
Q. 5 To measure PCO2, blood gas analyzers use what electrode?
a. Severinghaus
b. Clark
c. Sahn
d. White
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