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NHA Practice Test Questions with complete solution 2023Which test result is affected when a phlebotomy tech uses povidone-iodine to cleanse a site for a dermal puncture? - correct answer Potassium When should a phlebotomy technician preform external liquid controls for quality control on a CI...

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NHA Practice Test Questions
Which test result is affected when a phlebotomy tech uses povidone-iodine to cleanse a
site for a dermal puncture? - correct answer Potassium

When should a phlebotomy technician preform external liquid controls for quality control
on a CILA-waived glucose point-of-care test? - correct answer When a new lot
number or kit is opened.

Which collection tube should a phlebotomy tech use for collecting a routine chemistry
test that requires serum? - correct answer SST

When an SST tube is centrifuged, the thixotropic gel changes viscosity and moves
between the serum and cells.

A phlebotomy tech should identify that the order of draw for capillary collections is
different from venipuncture because ... - correct answer Capillary collections have an
increased rate of coagulation.

Thromboplastin is released when skin is punctured, causing blood to clot more easily.

To prevent hospital acquired infections, a phlebotomy tech should clean items that have
been contaminated by blood with a 1:10 dilution of what substance and water? - correct
answer Sodium Hypochlorite

Which examination phase would a phlebotomist enter critical lab data? - correct answer
Post examination

Which examination phase would a phlebotomist process specimen and provide post-
puncture care? - correct answer Pre-examination

Patient had a mastectomy on her left side and has an IV on right arm ... where would
the phlebotomist draw blood? - correct answer Below the IV on the right arm

What needle gauge is needed for donor units of blood? - correct answer 18 gauge

First step in the blood collection procedure is ... - correct answer Test requisition

What is the identifier for a specimen in the laboratory? - correct answer Accession
number

The phlebotomy technician should always verify that the requisition includes which
piece of information? - correct answer Specimen identification code

, Which collection tube is needed for an erythrocyte sedimentation rate test? - correct
answer Lavender

Anticoagulant tubes are inverted to prevent ... - correct answer Hemolysis

A semen sample should be transported at which of the following temperatures? - correct
answer 36 - 38 degrees C

What does CLIA stand for? - correct answer Clinical Laboratory and Improvement Act

What is the reference range for a fasting glucose monitor point of care test? - correct
answer 70 - 110 mg/dL

What does "SD" stand for? - correct answer Standard Deviation

Standard deviation is a number used to tell how measurements for a group are spread
out from the average (mean or expected value). A low standard deviation means that
most of the numbers are close to the average, while a high standard deviation means
that the numbers are more spread out.

Which additive does a blood culture collection require? - correct answer SPS (Sodium
Polyanethol Solfate)

If a patient is pale and diaphoretic (sweating) ... the technician should identify that the
patient is at risk for ... - correct answer Syncope (or fainting)

If a patient is light headed ... the technician should identify that the patient is at risk
for ... - correct answer Nausea (or vomiting)

If a patient is exhibiting involuntary movement ... the technician should identify that the
patient is at risk for ... - correct answer Seizure

What is the reference range for a point of care WBC count? - correct answer 4.4 -
11 /mm3

A urine specimen for a pre-employment drug test should contain at least ___ mL of
urine - correct answer 45 mL

Why should a phlebotomy tech document the total volume of blood drawn from a
patient? - correct answer To determine if the patient is at risk for developing Iatrogenic
anemia

Is green, lavender, grey the correct order of draw for a venipuncture? - correct answer
Yes

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