CPT Exam Questions and Answers
Graded A
Which of the following test(s) are required to be performed by law on all newborns in the United
States? ✔✔PKU
Why must a phlebotomist discard the first sample drawn from a hep
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CPT Exam Questions and Answers
Graded A
Which of the following test(s) are required to be performed by law on all newborns in the United
States? ✔✔PKU
Why must a phlebotomist discard the first sample drawn from a heparin or saline lock?
✔✔Potential dilution of the specimen
A first-time blood donor wants to know how much blood will be taken during the procedure. The
phlebotomist states that the average volume of a "unit" of blood is: ✔✔450ml
The donation of blood by a patient for his or her own use at a later time is known as:
✔✔Autologous donation
The phlebotomist has just completed the collection of a specimen for cold agglutinins. What
special collection and/or transport measures must be taken by the phlebotomist after collection of
this sample? ✔✔The specimen must be collected in a prewarmed tube
Which of the following sample collections does not require transportation of the sample to the
laboratory in a chilled environment? ✔✔Vitamin A
The phlebotomist has just collected a specimen that needs to be protected from light during
transportation to the laboratory. Which of the following specimens did the phlebotomist collect?
✔✔Beta-carotene
Which of the following samples is not collected for use as evidence in a legal proceeding?
✔✔PKU testing
The phlebotomist is called to the ER to pick up forensic specimens for a sexual assault. The most
important concept the phlebotomist must adhere to in handling forensic specimens in proper:
✔✔Chain of custody
Which of the following criteria is evaluated to determine if a peripheral blood smear is of
adequate quality? ✔✔The slide has a feathered edge, the slide has no holes, the slide has no
streaks (all of the above)
Hemolysis is defined as: ✔✔Destruction of red blood cells
The phlebotomist has received an order to draw a specimen from a patient known to have a cold
agglutinin. The test that has been ordered requires that an EDTA whole blood tube be collected
in a prewarmed tube and remain warm until testing. The test ordered is a: ✔✔CBC
The phlebotomist has an order to draw all of the fol
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