DETAILED ANSWERS|LATEST
UPDATE!!!!!2026|GUARANTEED PASS|GRADED
The three major phases of laboratory testing that a QA program should evaluate include
a. mean, standard deviation, and coefficient of variation.
b. pre-op, operative, and post-op.
c. pre-analytical, analytical, and post-analytical.
d. outpatient, inpatient, and non-patient. - ANSWER c. pre-analytical, analytical, and
post-analytical.
The process by which test results achieve the same high levels of accuracy and precision that
can be reproduced across measurement systems, laboratories and time is referred to as
a. laboratory process control.
b. laboratory calibration.
c. laboratory standardization.
d. laboratory verification. - ANSWER c. laboratory standardization.
What characteristics/functions do calibrators have?
a. They contain a known amount of analyte being tested.
b. They monitor the quality of reagents.
c. They monitor the quality of the sample.
d. They prevent equipment failure. - ANSWER a. They contain a known amount of
analyte being tested.
1
,An abrupt demonstrated change in the mean is a
a. shift.
b. trend.
c. variance.
d. deviation. - ANSWER a. shift.
Qualitative examinations are those that
a. qualify for waived testing.
b. produce non-numerical results.
c. do not require quality control.
d. do not require proficiency testing. - ANSWER b. produce non-numerical results.
A property of a test that is used to describe its quality (such as accuracy, precision,
sensitivity, etc.) is a
a. performance characteristic.
b. performance enhancement.
c. performance verification.
d. performance specification. - ANSWER a. performance characteristic
Under CLIA law, the process of testing and adjusting an instrument or test system to
establish a correlation between the measured response and the concentration or amount of
the substance that is being measuredby the test procedure is
a. calibration.
2
,b. calibration verification.
c. a challenge.
d. quality control. - ANSWER a. calibration.
What agency determines the complexity of a lab test system?
a. CMS
b. FDA
c. CDC
d. OSHA - ANSWER b. FDA
Certain moderate complexity microscopy tests (such as urine sediment evaluation and skin
scrapings) commonly performed by healthcare providers in the office setting are classified as
a. provider moderate complexity tests.
b. provider exempt status.
c. provider personnel testing.
d. provider performed microscopy. - ANSWER d. provider performed microscopy.
Policies and procedures that are intended to promote the quality and validity of test data
and ensure the reliability and integrity of data generated by analytical laboratories is known
as
a. CLIA Law.
b. Quality Assurance Plan (QAP).
c. Good Clinical Laboratory Practice (GCLP).
d. Total Quality Management (TQM). - ANSWER c. Good Clinical Laboratory Practice
(GCLP).
3
, Devices based on electrophoretic principles are used in the clinical laboratory to perform all
of the following except to
a. measure quantities of various proteins in plasma, urine, and CSF.
b. separate enzymes into their component isoenzymes.
c. identify antibodies.
d. measure molecules in a characteristic spectrum called the emission spectrum. -
ANSWER d. measure molecules in a characteristic spectrum called the emission
spectrum.
The chemistry methodology that is based on the fact that substances of clinical interest
selectively absorb or emit electromagnetic energy at different wavelengths is
a. flourometry.
b. atomic absorption.
c. spectrophotometry.
d. photometry. - ANSWER c. spectrophotometry.
Given %T, how is absorbance calculated?
a. log %T - 2.
b. log %T + 2.
c. 2 + log %T.
d. 2 - log %T. - ANSWER d. 2 - log %T.
Prohibiting recapping of needles is an example of
a. a workplace control.
b. an engineering control.
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UPDATE!!!!!2026|GUARANTEED PASS|GRADED
The three major phases of laboratory testing that a QA program should evaluate include
a. mean, standard deviation, and coefficient of variation.
b. pre-op, operative, and post-op.
c. pre-analytical, analytical, and post-analytical.
d. outpatient, inpatient, and non-patient. - ANSWER c. pre-analytical, analytical, and
post-analytical.
The process by which test results achieve the same high levels of accuracy and precision that
can be reproduced across measurement systems, laboratories and time is referred to as
a. laboratory process control.
b. laboratory calibration.
c. laboratory standardization.
d. laboratory verification. - ANSWER c. laboratory standardization.
What characteristics/functions do calibrators have?
a. They contain a known amount of analyte being tested.
b. They monitor the quality of reagents.
c. They monitor the quality of the sample.
d. They prevent equipment failure. - ANSWER a. They contain a known amount of
analyte being tested.
1
,An abrupt demonstrated change in the mean is a
a. shift.
b. trend.
c. variance.
d. deviation. - ANSWER a. shift.
Qualitative examinations are those that
a. qualify for waived testing.
b. produce non-numerical results.
c. do not require quality control.
d. do not require proficiency testing. - ANSWER b. produce non-numerical results.
A property of a test that is used to describe its quality (such as accuracy, precision,
sensitivity, etc.) is a
a. performance characteristic.
b. performance enhancement.
c. performance verification.
d. performance specification. - ANSWER a. performance characteristic
Under CLIA law, the process of testing and adjusting an instrument or test system to
establish a correlation between the measured response and the concentration or amount of
the substance that is being measuredby the test procedure is
a. calibration.
2
,b. calibration verification.
c. a challenge.
d. quality control. - ANSWER a. calibration.
What agency determines the complexity of a lab test system?
a. CMS
b. FDA
c. CDC
d. OSHA - ANSWER b. FDA
Certain moderate complexity microscopy tests (such as urine sediment evaluation and skin
scrapings) commonly performed by healthcare providers in the office setting are classified as
a. provider moderate complexity tests.
b. provider exempt status.
c. provider personnel testing.
d. provider performed microscopy. - ANSWER d. provider performed microscopy.
Policies and procedures that are intended to promote the quality and validity of test data
and ensure the reliability and integrity of data generated by analytical laboratories is known
as
a. CLIA Law.
b. Quality Assurance Plan (QAP).
c. Good Clinical Laboratory Practice (GCLP).
d. Total Quality Management (TQM). - ANSWER c. Good Clinical Laboratory Practice
(GCLP).
3
, Devices based on electrophoretic principles are used in the clinical laboratory to perform all
of the following except to
a. measure quantities of various proteins in plasma, urine, and CSF.
b. separate enzymes into their component isoenzymes.
c. identify antibodies.
d. measure molecules in a characteristic spectrum called the emission spectrum. -
ANSWER d. measure molecules in a characteristic spectrum called the emission
spectrum.
The chemistry methodology that is based on the fact that substances of clinical interest
selectively absorb or emit electromagnetic energy at different wavelengths is
a. flourometry.
b. atomic absorption.
c. spectrophotometry.
d. photometry. - ANSWER c. spectrophotometry.
Given %T, how is absorbance calculated?
a. log %T - 2.
b. log %T + 2.
c. 2 + log %T.
d. 2 - log %T. - ANSWER d. 2 - log %T.
Prohibiting recapping of needles is an example of
a. a workplace control.
b. an engineering control.
4
