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Phlebotomy Ch. 15
Ch. 15 key terms
Question | Answer |
---|---|
Standardization of an innstrument used to perform diagnostic test | Calibration |
Substance of known concerntration used to monitor the accuracy of test results | Control |
Laboratory test result critical to patient survival | Critical value |
Laboratory test performed in the patient care area | Point-of-care testing |
Performance of tests on specimens provided by an external monitoring agency | Proficiency testing |
Methods used to monitor the accuracy of procedures | Quality Control |
Substance used to produce a chemical reaction | Reagent |
Abrupt change in the mean of quality control results | Shift |
Gradual change above or below the mean of quality control results | Trend |
Amount of time between the request for a test and the reporting of results | Turnaround time |