QC

Question 1

Which of the following includes the advances made in technology in the coagulation lab?

a. Primary tube sampling
b. Random access testing
c. Reduced specimen and reagent volumes
d. All of the above

Answer 1

d. All of the above

Question 2

Which of the following is considered to be an advantage of the mechanical end-point detection methodology?

Answer 2

a. It is not affected by lipemia in the test specimen

Question 3

What method of detection is used in both the TEG and
ROTEM?

Answer 3

Visoelastic

Question 4

Which of the following is a feature of semiautomated coagu- lation testing analyzers?

Answer 4

Reagents and specimens usually are added manually by the operator

Question 5

When a specimen has been flagged as being icteric by an automated coagulation analyzer, which method would be most susceptible to erroneous results because of the interfer- ing substance?

Answer 5

Photo-optical clot detection

Question 6

Which of the following newer techniques can be used for the measurement of platelet function testing in patients with thrombocytopenia and in pediatrics?

Answer 6

Flow cytometry

Question 7

All of the following are performance characteristics to consider in the selection of a coagulation analyzer except:
a. Location of the manufacturer’s home office
b. Instrument footprint
c. Ease of use for the operator
d. Variety of tests the instrument can perform

Answer 7

A

Question 8

Platelet function is measured by the PFA-100 using which of the following methods?

Answer 8

d. Detecting the time it takes for a clot to form as blood flows through a small aperture in a tube coated with platelet activators

Question 9

A clinical setting where point-of-care testing is used in high volume is:

Answer 9

To monitor patients receiving oral anticoagulant therapy

Question 10

Molecular testing can be used to diagnose patients with:

Answer 10

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