AAB MT BASIC KNOWLEDGE EXAMS SCRIPT
QUESTIONS AND ANSWERS SURE A+
✔✔Which unit of measure refers to 10^-3? - ✔✔Milli-
✔✔What is the calculated cholesterol/HDL ratio given the following results?
Cholesterol 225 mg/dL
HDL 75 mg/dL - ✔✔225/75= 3.00
✔✔200 microliters of patient serum is diluted with 800 microliters of saline. What is the
final dilution? - ✔✔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 - ✔✔LDL = Total cholesterol - HDL - (TG/5)
112 = 225 - 75 - (190/5)
✔✔How is relative centrifugal force calculated? - ✔✔1.18 x 10^-5 x r x rpm^2
✔✔A chain of custody is required for all of the following: - ✔✔Legal blood alcohol, pre-
employment drug screen, and paternity testing
, ✔✔A chain of custody is required for all of the following, EXCEPT: - ✔✔Fetal fibronectin
✔✔What federal legislation regulates most clinical laboratories? - ✔✔Clinical Laboratory
Improvement Amendments (CLIA)
✔✔What is the level of complexity of most testing performed in clinical laboratories? -
✔✔Moderately complex
✔✔How often does CLIA require clinical laboratories to have inspections? - ✔✔Every 2
years
✔✔Which laboratories are NOT required to participate in proficiency testing? -
✔✔Laboratories performing waived testing only.
✔✔Which proficiency testing (PT) results do not meet the CLIA performance criteria? -
✔✔Failed the same analyte in two consecutive PT events
✔✔Which one of the following is an example of alternate proficiency testing? - ✔✔Split
samples sent to another facility using the same test method.
✔✔All of the following are pre-analytical errors except which one? - ✔✔Transcription
error entering a manual result
✔✔All of the following are pre-analytical erros: - ✔✔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? - ✔✔Not checking
specimen integrity
✔✔What is the most common post-analytical error? - ✔✔Clerical errors
✔✔How often must a procedure be reviewed? - ✔✔Annual review is required
✔✔How often must thermometers be checked against the NIST thermometer? -
✔✔Annually
✔✔In which manual are the directions for running quality control for a specific assay
kept? - ✔✔Operating procedure manual
✔✔Following equipment maintenance, when is quality control suggested? - ✔✔After
any preventative maintenance
QUESTIONS AND ANSWERS SURE A+
✔✔Which unit of measure refers to 10^-3? - ✔✔Milli-
✔✔What is the calculated cholesterol/HDL ratio given the following results?
Cholesterol 225 mg/dL
HDL 75 mg/dL - ✔✔225/75= 3.00
✔✔200 microliters of patient serum is diluted with 800 microliters of saline. What is the
final dilution? - ✔✔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 - ✔✔LDL = Total cholesterol - HDL - (TG/5)
112 = 225 - 75 - (190/5)
✔✔How is relative centrifugal force calculated? - ✔✔1.18 x 10^-5 x r x rpm^2
✔✔A chain of custody is required for all of the following: - ✔✔Legal blood alcohol, pre-
employment drug screen, and paternity testing
, ✔✔A chain of custody is required for all of the following, EXCEPT: - ✔✔Fetal fibronectin
✔✔What federal legislation regulates most clinical laboratories? - ✔✔Clinical Laboratory
Improvement Amendments (CLIA)
✔✔What is the level of complexity of most testing performed in clinical laboratories? -
✔✔Moderately complex
✔✔How often does CLIA require clinical laboratories to have inspections? - ✔✔Every 2
years
✔✔Which laboratories are NOT required to participate in proficiency testing? -
✔✔Laboratories performing waived testing only.
✔✔Which proficiency testing (PT) results do not meet the CLIA performance criteria? -
✔✔Failed the same analyte in two consecutive PT events
✔✔Which one of the following is an example of alternate proficiency testing? - ✔✔Split
samples sent to another facility using the same test method.
✔✔All of the following are pre-analytical errors except which one? - ✔✔Transcription
error entering a manual result
✔✔All of the following are pre-analytical erros: - ✔✔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? - ✔✔Not checking
specimen integrity
✔✔What is the most common post-analytical error? - ✔✔Clerical errors
✔✔How often must a procedure be reviewed? - ✔✔Annual review is required
✔✔How often must thermometers be checked against the NIST thermometer? -
✔✔Annually
✔✔In which manual are the directions for running quality control for a specific assay
kept? - ✔✔Operating procedure manual
✔✔Following equipment maintenance, when is quality control suggested? - ✔✔After
any preventative maintenance
