CLS Exam 5 with all Correct & 100% Verified Answers |
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How should a control specimen be handled? ✔Correct Answer-Both that it should be carried
through the entire test procedure and that it should be treated exactly in the same way as any
unknown specimen.
For testing of moderate complexity, quality control requires which factor? ✔Correct Answer-
Performing control procedures using at least two levels of control material each day of testing
What is sensitivity? ✔Correct Answer-It is the proportion of cases with a specific disease or
condition that give a positive test result.
If a violation of Westgard rules occurs, what is the correct action to take? ✔Correct Answer-
Accept the results if only a warning is violated.
Increase the retesting range if either a warning or a mandatory rule is violated
Reject the results when a mandatory rule is violated.
How is accuracy described? ✔Correct Answer-It is how close a test result is to the true value.
How is the control range for a particular analysis determined? ✔Correct Answer-Assay an
aliquot of the control serum with the regular batch of assays for 15 to 25 days and treat a
control sample exactly like an unknown specimen.
Which device assists in monitoring quality control? ✔Correct Answer-Both Levey-Jennings
charts and Westgard rules
A sample drawn for which of the following requires special timing due to diurnal variation in its
blood levels? ✔Correct Answer-Cortisol
Document containing information about laboratory schedules, patient preparation, and
specimen handling: ✔Correct Answer-Directory of Services
Blood levels of which of the following often increase with age? ✔Correct Answer-Cholesterol
and triglycerides
Represents the major goal of total quality management (TQM) programs: ✔Correct Answer-
CQI
The organization that mandates quality assurance programs: ✔Correct Answer-Joint
commission
Guaranteed to Pass
How should a control specimen be handled? ✔Correct Answer-Both that it should be carried
through the entire test procedure and that it should be treated exactly in the same way as any
unknown specimen.
For testing of moderate complexity, quality control requires which factor? ✔Correct Answer-
Performing control procedures using at least two levels of control material each day of testing
What is sensitivity? ✔Correct Answer-It is the proportion of cases with a specific disease or
condition that give a positive test result.
If a violation of Westgard rules occurs, what is the correct action to take? ✔Correct Answer-
Accept the results if only a warning is violated.
Increase the retesting range if either a warning or a mandatory rule is violated
Reject the results when a mandatory rule is violated.
How is accuracy described? ✔Correct Answer-It is how close a test result is to the true value.
How is the control range for a particular analysis determined? ✔Correct Answer-Assay an
aliquot of the control serum with the regular batch of assays for 15 to 25 days and treat a
control sample exactly like an unknown specimen.
Which device assists in monitoring quality control? ✔Correct Answer-Both Levey-Jennings
charts and Westgard rules
A sample drawn for which of the following requires special timing due to diurnal variation in its
blood levels? ✔Correct Answer-Cortisol
Document containing information about laboratory schedules, patient preparation, and
specimen handling: ✔Correct Answer-Directory of Services
Blood levels of which of the following often increase with age? ✔Correct Answer-Cholesterol
and triglycerides
Represents the major goal of total quality management (TQM) programs: ✔Correct Answer-
CQI
The organization that mandates quality assurance programs: ✔Correct Answer-Joint
commission
