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NHA Practice Exam – Questions & Solutions (Pass!!)
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NHA Practice Exam – Questions & Solutions (Pass!!)A phlebotomist must choose the correct tube color and additive for the
corresponding? Correct Ans - laboratort test
When should a phlebotomist perform external liquid controls for quality
control on a CLIA waived point of care test? Correct Ans - when a new
lot number or kit is opened
Which of the following statements by a phlebotomist regarding skin
preparation for blood cultures is appropriate? Correct Ans - i will
cleanse the area with providone iodine
A phlebotomist is drawing five blood collection tubes. when should the
tourniquet be releast? Correct Ans - 1 to 2 minutes
According to the CLSI order of draw guidelines, which of the following
samples should the phlebotomist collect first? Correct Ans - blood
cultures
Which of the following is appropriate to used when collecting for a chemistry
test that requires serum? Correct Ans - SST
After performing a heel puncture for neonatal screening, which of the
following is the correct procedure for collecting the blood? Correct Ans -
saturate each circle
A phlebotomist observes a hematoma developing at the site of a venous blood
draw. The phlebotomist should? Correct Ans - release the tourniquet
and stop the draw
When should the code glucose cuvettes or strips be compares to the code on
the glucose meter? Correct Ans - when a patients is tested
The phlebotomist needs to draw a glucose tolerance test ( GTT) on a patient
and notices an empty breakfast plate on the bedside table. which of the
following actions should the phlebotomist take? Correct Ans - ask the
patient when she last ate or drank
, tubes with which of the following additives should be used when collecting a
sample for a CBC? Correct Ans - EDTA (proper additive for coagulation
studies)
when preparing for transport, which of the following specimens must be
placed into an ice bath within 30 minutes after collection? Correct Ans -
arterial blood gases (this stops metabolic activity of the RBC's immediately)
which of the following actions would result in a grossly hemolyzed specimen?
Correct Ans - an incorrect needle gauge (a large gauge needle indicates a
smaller lumen, which causes hemolysis)
the phlebotomist must perform a blood draw on a patient with an IV on the
right side, and there has been a mastectomy on the left side. where should the
phlebotomist perform the venipuncture? Correct Ans - below the IV
before collecting blood on an inpatient the phlebotomist notices that the
patient does not have a wristband on his wrist, but there is one attached to the
patients IV stand. which of the following is the proper action? Correct Ans
- dont draw until the nurse has attached a wristband to the patient
a phlebotomist receives orders to draw an infant screening card, O2 levels,
bilirubin, and DNA. which of the following should be drawn first? Correct
Ans - O2 levels (the infant may cry due to the draw, so every attempt must
be made to collect the O2 levels as close to resting as possible)
why is it important to place a specimen in a biohazard specimen bag when
transporting to an outside laboratory? Correct Ans - the biohazard bag
prevents a possible exposure incident
industry standard states that needle insertion in the antecubital area should
be at a ? Correct Ans - 15 to 30 degree angle
some older adult or obese patients may have accessible antecubital veins. in
this situation the phlebotomist may use which of the following? Correct
Ans - dorsal veins
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