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Lab operations Lab CE questions and answers
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Lab operations Lab CE questions and answers Which of the following best defines "effective clinical laboratory services?" Using evidence to identify the best test to detect or diagnose a condition A technologist pipetted 200 microliters of serum in a test tube and added 5 milliliters of sa...

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  • December 29, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • lab operations lab ce questions and answers
  • which of the following best defines effective cli
  • a technologist pipetted 200 microliters of serum i

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  • Laboratory management
  • Laboratory management

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Lab operations Lab CE questions and
answers
Which of the following best defines "effective clinical laboratory services?" - answer
Using evidence to identify the best test to detect or diagnose a condition

A technologist pipetted 200 microliters of serum in a test tube and added 5 milliliters of
saline to the tube. What is the dilution ratio of serum to the total volume in the tube? -
answer 1:26

In what section of the safety data sheet (SDS) manual would you find information on
which chemical might affect your health: - answer toxicological information section

A 24-hour urine collection requires HCl as a preservative. The procedure manual states
the required concentration of HCl in percent rather than in normality. The laboratory only
has 4N HCl available. What is the percent concentration? (HCl has a positive valence of
1) - answer 14.6%

What should safety management start with in order to ensure clarity and consistency? -
answer a written safety policy

Which of the following activities may lead to a HIPAA violation lawsuit? - answer
Throwing laboratory test requests into the regular trash.

When operating a centrifuge, what happens if the centrifugation time is reduced and the
speed increased? - answer Hemolysis of red cells can occur

When an automated or semi-automated method is used to read urine reagent strips,
quality control testing must be performed at least: - answer Every day of patient
testing and when a new bottle is opened.

A blue-top tube containing 3.2% sodium citrate needs to be collected for coagulation
studies. The physician also ordered other tests to be collected in a green-top containing
lithium heparin, a serum separator tube containing a clot activator, and a lavender-top
containing EDTA are collected at the same time. At what point should the blue-top tube
be collected? - answer first one collected

What is the CORRECT blood-to-anticoagulant ratio in blue top (sodium citrate) tubes
used for coagulation tests? - answer 9:1

Which of the following represents a diagram of a spectrophotometer? - answer light
source - monochromator - cuvette - detector - readout

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