K
C
LO
NATIONAL PHLEBOTOMY
YC
CERTIFICATION EXAM
QUESTIONS WITH CORRECT
D
ANSWERS ALL VERIFIED BY
U
AN EXPERT A+ GRADED
ST
(LATEST UPDATE)
, An individual who has little resistance to an infectious microbe is referred to as a susceptible
what? - ANS Host
Which of the following is an example of a work practice control that reduces risk of exposure to
bloodborne pathogens? - ANS Wearing gloves to draw blood
This ion is essential to the coagulation process. - ANS Calcium
QC protocols prohibit use of outdated evacuated tubes because why? - ANS Tubes my not fill
completely, changing additive-to-sample ratios.
K
Molecular genetic testing requires what? - ANS Specimens to be collected in sterile EDTA.
C
What is the purpose of an antiglycolytic agent? - ANS Preserve glucose
Which on of the following tubes is filled first when multiple tubes are filled using an evacuated
LO
tube system? - ANS Blood culture (SPS) tube
What is the recommended disinfectant for blood culture sites in infants 2 months and older? -
ANS Chlorhexidine gluconate
YC
Latent fibrin formation in serum can result from what? - ANS Incomplete clotting when
centrifuged
In which of the following areas does capillary specimen collection differ from routine
venipuncture when collecting a BUN and CBC? - ANS Order of draw
D
This is an example of a preanalytical error made at the time of collection. - ANS Failing to mix
tubes
U
What constitutes a positive modified Allen test? - ANS The hand color returns to normal in 15
seconds.
ST
According to CLSI, which tubes should be placed upright as soon as they are mixed? - ANS
Nonanticoagulant gel tubes
Reference values are higher for capillary specimens with what test? - ANS Glucose
According to CLSI, the maximum time limit for separating serum or plasma from cells is how
long? - ANS 2.0 hours from time of collection
All of the following are a reason for transporting tubes with the stoppers up EXCEPT which of
the following? - ANS Maintains the sterility of the sample.
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