ABOR PER Basic Knowledge Questions
and Answers
A chain of custody is required for which proceedings? - ANSWER-legal blood alcohol,
pre-employment drug screen and paternity testing
A procedure has a 2SD variation from a mean value. How many values from a normal
population will 2SD include? - ANSWER-95.45%
According to CLIA, who is responsible for specimen processing, test performance and
reporting test results? - ANSWER-testing personnel
After preventative maintenance by field service, what is recommended? - ANSWER-
verification of quality control results
Following equipment maintenance, when is quality control suggested? - ANSWER-after
any preventative maintenance
How is a 10% bleach solution to disinfect the work area made? - ANSWER-100 mL
bleach added to 900 mL water
How is relative centrifugal force calculated? - ANSWER-1.18 X 10⁻⁵ x r x rpm²
How often does CLIA require clinical laboratories to have inspections? - ANSWER-
every 2 years
How often must a procedure be reviewed? - ANSWER-annual review is required
How often must thermometers be checked against the NIST thermometer? - ANSWER-
every 6 months
How often should biological safety hoods be inspected? - ANSWER-annually
If one control is outside the 95% confidence limits, then what is the most appropriate
remedial action to take initially? - ANSWER-repeat the same control
If the mean for BUN is 18.0 and one standard deviation is 0.15, then what is the
acceptable range for this control? - ANSWER-17.7-18.3
If the mean for BUN is 18.0 and the standard deviation is 0.13, then what is the
coefficient of variation? - ANSWER-0.7%
In which manual are the directions for running quality control for specific assay kept? -
ANSWER-operating procedure manual
, OSHA Hazard Communication Standard requires original container labels to contain
what information? - ANSWER-product name, hazard warning and manufacturer's name
and address
Quality control should be performed and monitored to ensure what? - ANSWER-
reliability
Reactivity is what color diamond using the National Fire Protection Agency code? -
ANSWER-yellow
The total protein is 7.2 g/dL. The serum protein results are as follows:
Albumin 53.0% 3.8g/dL
Alpha₁ 3.6% 0.3g/dL
Alpha₂ 11.0% 0.8g/dL
Beta 17.6% 1.2g/dL
Gamma 14.8% 1.1g/dL
What is the A/G ratio? - ANSWER-1.1
Title VII, which prohibits discrimination, is part of which labor law? - ANSWER-Civil
Rights Act
To produce reliable results, how long should a patient fast before having blood drawn
for lipid studies? - ANSWER-12-16 hours
Tracking and trending customer complaints concerning the laboratory is a responsibility
of which area? - ANSWER-quality assurance
What agency approves new test methodologies, instruments and reagents before they
are available for purchase by consumers? - ANSWER-Food and Drug Administration
(FDA)
What are pre-analytical errors? - ANSWER-ordering a lab test under the wrong patient
number, misidentification of a patient, mislabeling an add-on test
What are the components of the OSHA Tuberculosis Plan? - ANSWER-all employees
with patient contact must be fit for respirators, all laboratory employees are required to
have PPD skin tests and employees who have had a positive PPD must have an annual
chest x-ray exam
What are the job duties of the testing personnel? - ANSWER-inventory control,
equipment maintenance and accuracy of reported results
and Answers
A chain of custody is required for which proceedings? - ANSWER-legal blood alcohol,
pre-employment drug screen and paternity testing
A procedure has a 2SD variation from a mean value. How many values from a normal
population will 2SD include? - ANSWER-95.45%
According to CLIA, who is responsible for specimen processing, test performance and
reporting test results? - ANSWER-testing personnel
After preventative maintenance by field service, what is recommended? - ANSWER-
verification of quality control results
Following equipment maintenance, when is quality control suggested? - ANSWER-after
any preventative maintenance
How is a 10% bleach solution to disinfect the work area made? - ANSWER-100 mL
bleach added to 900 mL water
How is relative centrifugal force calculated? - ANSWER-1.18 X 10⁻⁵ x r x rpm²
How often does CLIA require clinical laboratories to have inspections? - ANSWER-
every 2 years
How often must a procedure be reviewed? - ANSWER-annual review is required
How often must thermometers be checked against the NIST thermometer? - ANSWER-
every 6 months
How often should biological safety hoods be inspected? - ANSWER-annually
If one control is outside the 95% confidence limits, then what is the most appropriate
remedial action to take initially? - ANSWER-repeat the same control
If the mean for BUN is 18.0 and one standard deviation is 0.15, then what is the
acceptable range for this control? - ANSWER-17.7-18.3
If the mean for BUN is 18.0 and the standard deviation is 0.13, then what is the
coefficient of variation? - ANSWER-0.7%
In which manual are the directions for running quality control for specific assay kept? -
ANSWER-operating procedure manual
, OSHA Hazard Communication Standard requires original container labels to contain
what information? - ANSWER-product name, hazard warning and manufacturer's name
and address
Quality control should be performed and monitored to ensure what? - ANSWER-
reliability
Reactivity is what color diamond using the National Fire Protection Agency code? -
ANSWER-yellow
The total protein is 7.2 g/dL. The serum protein results are as follows:
Albumin 53.0% 3.8g/dL
Alpha₁ 3.6% 0.3g/dL
Alpha₂ 11.0% 0.8g/dL
Beta 17.6% 1.2g/dL
Gamma 14.8% 1.1g/dL
What is the A/G ratio? - ANSWER-1.1
Title VII, which prohibits discrimination, is part of which labor law? - ANSWER-Civil
Rights Act
To produce reliable results, how long should a patient fast before having blood drawn
for lipid studies? - ANSWER-12-16 hours
Tracking and trending customer complaints concerning the laboratory is a responsibility
of which area? - ANSWER-quality assurance
What agency approves new test methodologies, instruments and reagents before they
are available for purchase by consumers? - ANSWER-Food and Drug Administration
(FDA)
What are pre-analytical errors? - ANSWER-ordering a lab test under the wrong patient
number, misidentification of a patient, mislabeling an add-on test
What are the components of the OSHA Tuberculosis Plan? - ANSWER-all employees
with patient contact must be fit for respirators, all laboratory employees are required to
have PPD skin tests and employees who have had a positive PPD must have an annual
chest x-ray exam
What are the job duties of the testing personnel? - ANSWER-inventory control,
equipment maintenance and accuracy of reported results
