AAB MT Basic Knowledge DUE 3 OCTOBER 2023

AAB MT Basic Knowledge DUE 3 OCTOBER 2023 What agency approves new test methodologies, instruments, and reagents before they are available for purchase by consumers? - CORRECT ANSWER-FDA How often should biological safety hoods be inspected? - CORRECT ANSWERAnnually What is the minimum number of standards required for a standard curve? - CORRECT ANSWER-3 What is the maximum magnification using a brightfield microscope? - CORRECT ANSWER-1000X What is the most accurate pipette for reconstituting control material? - CORRECT ANSWER-Glass volumetric pipettes Which unit of measure refers to 10^-3? - CORRECT ANSWER-MilliWhat is the calculated cholesterol/HDL ratio given the following results? Cholesterol 225 mg/dL HDL 75 mg/dL - CORRECT ANSWER-225/75= 3.00 200 microliters of patient serum is diluted with 800 microliters of saline. What is the final dilution? - CORRECT ANSWER-1:5 What is the calculated LDL cholesterol given the following lipid profile results? Triglycerides 190 mg/dL Cholesterol 225 mg/dL HDL 75 mg/dL - CORRECT ANSWER-LDL = Total cholesterol - HDL - (TG/5) 112 = 225 - 75 - (190/5) How is relative centrifugal force calculated? - CORRECT ANSWER-1.18 x 10^-5 x r x rpm^2 A chain of custody is required for all of the following: - CORRECT ANSWER-Legal blood alcohol, pre-employment drug screen, and paternity testing A chain of custody is required for all of the following, EXCEPT: - CORRECT ANSWERFetal fibronectin What federal legislation regulates most clinical laboratories? - CORRECT ANSWERClinical Laboratory Improvement Amendments (CLIA) What is the level of complexity of most testing performed in clinical laboratories? - CORRECT ANSWER-Moderately complex How often does CLIA require clinical laboratories to have inspections? - CORRECT ANSWER-Every 2 years Which laboratories are NOT required to participate in proficiency testing? - CORRECT ANSWER-Laboratories performing waived testing only. Which proficiency testing (PT) results do not meet the CLIA performance criteria? - CORRECT ANSWER-Failed the same analyte in two consecutive PT events Which one of the following is an example of alternate proficiency testing? - CORRECT ANSWER-Split samples sent to another facility using the same test method. All of the following are pre-analytical errors except which one? - CORRECT ANSWERTranscription error entering a manual result All of the following are pre-analytical erros: - CORRECT ANSWER-Ordering a lab test under the wrong patient number, misidentification of a patient, mislabeling an add-on test Which one of the following is the most common analytical error? - CORRECT ANSWER-Not checking specimen integrity What is the most common post-analytical error? - CORRECT ANSWER-Clerical errors How often must a procedure be reviewed? - CORRECT ANSWER-Annual review is required How often must thermometers be checked against the NIST thermometer? - CORRECT ANSWER-Annually In which manual are the directions for running quality control for a specific assay kept? - CORRECT ANSWER-Operating procedure manual Following equipment maintenance, when is quality control suggested? - CORRECT ANSWER-After any preventative maintenance What is the most common reason for a control value to be outside of 3SD? - CORRECT ANSWER-Random error If one control is outside the 95% confidence limits, then what is the most appropriate remedial action to take initially? - CORRECT ANSWER-Repeat the same control Where should an unopened container of methanol be stored? - CORRECT ANSWERFlammable safety cabinet After preventative maintenance by field service, which one of the following is recommended? - CORRECT ANSWER-Verification of QC results According to CLIA, who is responsible for specimen processing, test performance, and reporting test results? - CORRECT ANSWER-Testing personnel Which one of the following is NOT a job duty of the testing personnel? - CORRECT ANSWER-Interpretation of highly complex testing All of the following are job duties of testing personnel: - CORRECT ANSWER-Inventory control, equipment maintenance, and accuracy of reported results Which one of the following is not required to be kept in the employee's personnel records? - CORRECT ANSWER-Continuing education documents? All of the following are required to be kept in the employee's personnel records: - CORRECT ANSWER-Job competency training checklist, remedial action documentation, and annual performance appraisal. Which one of the following statements concerning CEUs is false? - CORRECT ANSWER-CEUs are mandated by the College of American Pathologists Who is responsible for monitoring trends for corrected reports in the laboratory? - CORRECT ANSWER-Quality assurance Which federal law requires that the competency of laboratory personnel be documented? - CORRECT ANSWER-CLIA Tracking and trending customer complaints concerning the laboratory is a responsibility of which area? - CORRECT ANSWER-Quality assurance Which federal agency issues regulations to ensure employee safety? - CORRECT ANSWER-Occupational Safety and Health Administration (OSHA) OSHA Hazard Communication Standard requires original container labels to contain all of the following information EXCEPT which one? - CORRECT ANSWER-Emergency telephone number