ASCP MLS Domain 7: Laboratory Operations Welcome to your ASCP MLS Domain 7: Laboratory Operations 1. ASCP MLS: Laboratory Operations When calibrating a spectrophotometer, which of the following solutions is typically used to adjust the instrument's baseline? A. Deionized water B. 0.1M Hydrochloric acid C. 0.5M Sodium hydroxide D. Potassium dichromate solution None 2. ASCP MLS: Laboratory Operations In the context of laboratory quality control, what is the primary purpose of implementing a Levey-Jennings chart? A. To track the inventory of reagents B. To monitor daily temperature fluctuations C. To identify trends and shifts in test system performance D. To schedule routine maintenance of laboratory equipment None 3. ASCP MLS: Laboratory Operations Which of the following best describes the purpose of proficiency testing in a clinical laboratory? A. To evaluate the accuracy of test results through comparison with other laboratories B. To assess the efficiency of laboratory personnel C. To determine the shelf life of reagents and supplies D. To validate the functionality of laboratory equipment None 4. ASCP MLS: Laboratory Operations What is the primary reason for performing daily temperature checks on a refrigerator used to store reagents and samples in a laboratory? A. To comply with manufacturer's warranties B. To ensure the stability and viability of stored materials C. To reduce energy consumption D. To monitor room temperature fluctuations None 5. ASCP MLS: Laboratory Operations In laboratory waste management, what is the most appropriate action to take with a container of expired, but unused, chemical reagent? A. Dispose of it in the regular trash B. Pour it down the sink with ample water C. Follow the specific disposal guidelines for hazardous waste D. Re-label it for extended use beyond the expiration date None 6. ASCP MLS: Laboratory Operations When establishing a new laboratory test, which of the following parameters must be rigorously evaluated first? A. Cost per test B. Test popularity among clinicians C. Analytical specificity and sensitivity D. Time required to perform the test None 7. ASCP MLS: Laboratory Operations What is the primary purpose of the Clinical Laboratory Improvement Amendments 'CLIA'? A. To promote innovation in laboratory testing B. To establish minimum quality standards for all laboratory testing C. To provide federal funding for laboratory research D. To encourage international collaboration among laboratories None 8. ASCP MLS: Laboratory Operations When a laboratory encounters an unexpected spike in QC (Quality Control) data, what is the most appropriate initial action? A. Ignore the spike as an anomaly B. Adjust the QC data to align with expected values C. Investigate potential causes and retest if necessary D. Report the spike as an error to a supervisor None 9. ASCP MLS: Laboratory Operations In the context of risk management in laboratory operations, what does the term 'FMEA' stand for? A. Final Medical Examination Analysis B. Failure Mode and Effects Analysis C. Financial Management and Economic Assessment D. Fundamental Mechanisms of Experimental Accuracy None 10. ASCP MLS: Laboratory Operations What is the primary purpose of a 'delta check' in laboratory operations? A. To compare current results with previous results for the same patient B. To check the delta symbol on test reports for accuracy C. To determine the rate of change of test results over time D. To identify any changes in the laboratory's standard operating procedures None 1 out of 10 Time is Up! Time's up
