AND ANSWERS | WITH COMPLETE SOLUTION
Which of the following test(s) are required to be performed by law on all
newborns in the United States? Answer - PKU
Why must a phlebotomist discard the first sample drawn from a heparin or
saline lock? Answer - 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: Answer - 450ml
The donation of blood by a patient for his or her own use at a later time is
known as: Answer - 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? Answer - 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? Answer - 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? Answer - Beta-carotene
Which of the following samples is not collected for use as evidence in a legal
proceeding? Answer - 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: Answer - Chain of custody
Which of the following criteria is evaluated to determine if a peripheral blood
smear is of adequate quality? Answer - The slide has a feathered edge, the
slide has no holes, the slide has no streaks (all of the above)
Hemolysis is defined as: Answer - 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: Answer - CBC
The phlebotomist has an order to draw all of the following tests. Which one of
the test samples must be protected from light? Answer - Vitamin B12
Who regulates the use of personal protective equipment for laboratory
specimen processing? Answer - OSHA
You are responsible for cataloging the specimens being delivered by the courier
to the laboratory. Which of the following is a unique identifying number that