Principles of Clinical Chemistry Automation Flashcards
Which of the following is NOT a driving force for more automation?
a. Increased use of chemistry panels
b. High-volume testing
c. Fast turnaround time
d. Expectation of high-quality, accurate results
a. Increased use of chemistry panels
Which of the following approaches to analyzer automation can use mixing
paddles to stir?
a. Discrete analysis
b. Centrifugal analysis
c. Continuous flow
d. Dry chemistry slide analysis
a. Discrete analysis
Which of the following types of analyzers offers random access capabilities?
a. Discrete analyzers
b. Continuous flow analyzers
c. Centrifugal analyzers
d. None of these
a. Discrete analyzers
All of the following are primary considerations in the selection of an
automated chemistry analyzer EXCEPT
a. How reagents are added or mixed
b. The cost of consumables
c. Total instrument cost
d. The labor component
a. How reagents are added or mixed
An example of a modular integrated chemistry/immunoassay analyzer would
be the
a. Aeroset
b. Dimension Vista 3000 T
c. Paramax
d. VITROS
b. Dimension Vista 3000 T
Dwell time refers to the
a. Time between initiation of a test and the completion of the analysis
b. Number of tests an instrument can handle in a specified time
c. Ability of an instrument to perform a defined workload in a specified
time
d. None of these
a. Time between initiation of a test and the completion of the analysis
The first commercial centrifugal analyzer was introduced in what year?
a. 1970
b. 1957
c. 1967
d. 1976
a. 1970
All of the following are advantages to automation EXCEPT
a. Correction for deficiencies inherent in methodologies
b. Increased number of tests performed
c. Minimized labor component
d. Use of small amounts of samples and reagents in comparison to
manual procedures
a. Correction for deficiencies inherent in methodologies
Which of the following steps in automation generally remains a manual
process in most laboratories?
a. Preparation of the sample
b. Specimen measurement and delivery
c. Reagent delivery
d. Chemical reaction phase
a. Preparation of the sample
Which of the following chemistry analyzers uses slides to contain the entire
reagent system?
a. VITROS analyzers
b. ACA analyzers
c. Synchron analyzers
d. None of these
a. VITROS analyzers
Reflectance spectrometry uses which of the following?
a. Luminometer
b. Tungsten–halogen lamp
c. Photomultiplier tube
d. UV lamp
e. Thermometer to monitor temperature in reaction vessel
b. Tungsten–halogen lamp
Modifications in microsampling and reagent dispensing improve which of
the following phases in clinical testing?
a. Physician ordering phase
b. Preanalytical phase
c. Analytical phase
d. Postanalytical phase
e. All of the above phases
c. Analytical phase
Bidirectional communication between the chemistry analyzer and the
laboratory information system has had the greatest impact on which of the
following phases of clinical testing?
a. Preanalytical
b. Analytical
c. Postanalytical
d. All of the above
e. None of the above
c. Postanalytical
