NWCA PHLEBOTOMY EXAM REVIEW
QUESTIONS AND ANSWERS 2025
When performing a capillary draw collection, which of the following steps should the
phlebotomist take after selecting the site?
A. Squeeze the patients finger.
B. Secure the patients hand.
C. Cleanse the site with anti-septic.
D. Label the specimen. - ANSWERSC. Cleanse the site with anti-septic.
A phlebotomist is preparing to draw blood from an infant to calculate the blood volume
that can be drawn, which of the following types of patient information must the
phlebotomist have?
A. Weight
B. Height.
C. Blood type.
D. Birth date. - ANSWERSA. Weight
According to CLSI, the standard depth of a dermal puncture for an infant is ___.
A. 0.30 MM.
B. 3MM.
C. 2MM.
D. 0.20 MM. - ANSWERSC. 2MM.
When a phlebotomy technician is introducing themselves after entering a patient's room,
which of the following tones a voice should the technician use?
A. Quiet and professional.
B. Loud and authoritative.
C. Assertive and humorous.
D. Commanding and confident. - ANSWERSA. Quiet and professional.
Which of the following is a common complication, when using a needle that is too
small?
A. Hemodialysis.
B. Collapsed vein.
C. Hemoconcentration.
D. Hemolysis - ANSWERSD. Hemolysis.
,Which of the following forms commonly accompanies a toxicology drug screen for legal
purposes?
A. Requisition.
B. Chain of custody.
C. CMS 1500.
D. Encounter. - ANSWERSB. Chain of custody.
A phlebotomist should identify, which of the following is the best site for phenylketonuria
collection on an infant?
A. The central area of the heel.
B. The medial and lateral areas of the heel.
C. The central area of the fingertip.
D. The medial or lateral area of the fingertip. - ANSWERSB. The medial and lateral area
of the heel.
Which of the following is an appropriate choice for cleaning a surface contaminated with
blood or body fluids?
A. Povidone-iodine
B. 70% isopropyl alcohol.
C. Boiling water.
D. 10% bleach solution. - ANSWERSD. 10% bleach solution.
When should the phlebotomist label the collection tubes?
A. Before collection.
B. Immediately after verifying patient identification.
C. Before hand washing.
D. Immediately after collection. - ANSWERSD. Immediately after collection.
A phlebotomist is preparing to obtain an inpatient specimen from a patient which of the
following locations is the proper place for the phlebotomist to place the tourniquet?
A. On top of a patient burn wound.
B. Over the patient's gown sleeve.
C. Above the patient's IV site.
D. Over the patients weeping rash. - ANSWERSB. Over the patient's gown sleeve.
A phlebotomist is asked to verify the temperature of a urine specimen for chain of
custody procedure, which of the following temperatures is an acceptable measurement
for this specimen?
A. 26.7 C (80 F).
B. 22.2 C (72 F).
,C. 35C (95 F).
D. 38.3 C (101 F). - ANSWERSC. 35 C (95F).
Which of the following is the minimum required number of a unique patient identifiers a
phlebotomist should use prior to a blood draw?
A. One.
B. Two.
C. Three.
D. Four. - ANSWERSB. Two.
Which of the following is the first step a phlebotomist you take to prevent the spread of
infection?
A. Decontaminating the equipment before use.
B. Washing hands with antimicrobial soap and water.
C. Wearing gloves for any patient contact.
D. Applying antiseptic to the puncture site prior to Veni puncture. - ANSWERSB.
Washing hands with antimicrobial soap and water.
A phlebotomist should report a critical value for point of care testing to which of the
following?
A. Office manager.
B. Physician.
C. Insurance company.
D. Patient. - ANSWERSB. Physician.
Which of the following actions by a phlebotomist can be the source of a preanalytical
error when collecting a blood specimen?
A. Under filling the tube.
B. Inverting the tube after collection.
C. Tying a tourniquet loosely.
D. Using an 18 gauge needle - ANSWERSA. Under filling the tube.
A phlebotomist collects an evacuated tube sample with an outdated tube, which of the
following might results from using this tube?
A. Rejection of specimen
B. Allergic reaction from patient.
C. Contamination of sample.
D. Inadequate clotting a puncture site. - ANSWERSA. Rejection of specimen.
If a phlebotomists hand are visibly soiled with blood or body fluids, which of the
following decontamination agents should the phlebotomist used to clean them?
, A. Alcohol-based hand rub.
B. Sterile water rinse.
C. Alcohol rinse.
D. Soap and water. - ANSWERSD. Soap and water
Which of the following method should a phlebotomist use to invert tubes to prevent
clotting?
A. Rolling the tubes between the palms of the hands 4 to 8 times after collection.
B. Passing the tubes from hand to hand 4 to 8 times after collection
C. Shaking the tubes 4 to 8 times after collection.
D. Moving the tubes in a figure eight motion 4 to 8 times after collection. - ANSWERSD.
Moving the tubes in a figure eight motion 4 to 8 times after collection.
To qualify for blood donation a patient must have a minimum level of 12.5 g/dl for which
of the following?
A. RBC.
B. Platelet count.
C. Hemoglobin.
D. WBC. - ANSWERSC. Hemoglobin.
Which of the following instructions should a phlebotomist provide to a patient before
performing a blood draw?
A. Contact to provider for test results.
B. Keep the arm still.
C. Watch for bruising in the next 24 hours.
D. Apply mild pressure to the site. - ANSWERSA. Contact to provider for test.
Drawing a patient's blood without consent can result in a charge of ___.
A. Breach of contract.
B. Battery.
C. Malpractice.
D. Negligence. - ANSWERSB. Battery
A new medical office, and an old medical office are merging and combining all medical
equipment into one office, which of the following blood glucose monitors will need to
have a quality control measurement daily?
A. None of the blood glucose monitors.
B. Blood glucose monitors in use from the new office only.
C. All blood glucose monitors in use.
QUESTIONS AND ANSWERS 2025
When performing a capillary draw collection, which of the following steps should the
phlebotomist take after selecting the site?
A. Squeeze the patients finger.
B. Secure the patients hand.
C. Cleanse the site with anti-septic.
D. Label the specimen. - ANSWERSC. Cleanse the site with anti-septic.
A phlebotomist is preparing to draw blood from an infant to calculate the blood volume
that can be drawn, which of the following types of patient information must the
phlebotomist have?
A. Weight
B. Height.
C. Blood type.
D. Birth date. - ANSWERSA. Weight
According to CLSI, the standard depth of a dermal puncture for an infant is ___.
A. 0.30 MM.
B. 3MM.
C. 2MM.
D. 0.20 MM. - ANSWERSC. 2MM.
When a phlebotomy technician is introducing themselves after entering a patient's room,
which of the following tones a voice should the technician use?
A. Quiet and professional.
B. Loud and authoritative.
C. Assertive and humorous.
D. Commanding and confident. - ANSWERSA. Quiet and professional.
Which of the following is a common complication, when using a needle that is too
small?
A. Hemodialysis.
B. Collapsed vein.
C. Hemoconcentration.
D. Hemolysis - ANSWERSD. Hemolysis.
,Which of the following forms commonly accompanies a toxicology drug screen for legal
purposes?
A. Requisition.
B. Chain of custody.
C. CMS 1500.
D. Encounter. - ANSWERSB. Chain of custody.
A phlebotomist should identify, which of the following is the best site for phenylketonuria
collection on an infant?
A. The central area of the heel.
B. The medial and lateral areas of the heel.
C. The central area of the fingertip.
D. The medial or lateral area of the fingertip. - ANSWERSB. The medial and lateral area
of the heel.
Which of the following is an appropriate choice for cleaning a surface contaminated with
blood or body fluids?
A. Povidone-iodine
B. 70% isopropyl alcohol.
C. Boiling water.
D. 10% bleach solution. - ANSWERSD. 10% bleach solution.
When should the phlebotomist label the collection tubes?
A. Before collection.
B. Immediately after verifying patient identification.
C. Before hand washing.
D. Immediately after collection. - ANSWERSD. Immediately after collection.
A phlebotomist is preparing to obtain an inpatient specimen from a patient which of the
following locations is the proper place for the phlebotomist to place the tourniquet?
A. On top of a patient burn wound.
B. Over the patient's gown sleeve.
C. Above the patient's IV site.
D. Over the patients weeping rash. - ANSWERSB. Over the patient's gown sleeve.
A phlebotomist is asked to verify the temperature of a urine specimen for chain of
custody procedure, which of the following temperatures is an acceptable measurement
for this specimen?
A. 26.7 C (80 F).
B. 22.2 C (72 F).
,C. 35C (95 F).
D. 38.3 C (101 F). - ANSWERSC. 35 C (95F).
Which of the following is the minimum required number of a unique patient identifiers a
phlebotomist should use prior to a blood draw?
A. One.
B. Two.
C. Three.
D. Four. - ANSWERSB. Two.
Which of the following is the first step a phlebotomist you take to prevent the spread of
infection?
A. Decontaminating the equipment before use.
B. Washing hands with antimicrobial soap and water.
C. Wearing gloves for any patient contact.
D. Applying antiseptic to the puncture site prior to Veni puncture. - ANSWERSB.
Washing hands with antimicrobial soap and water.
A phlebotomist should report a critical value for point of care testing to which of the
following?
A. Office manager.
B. Physician.
C. Insurance company.
D. Patient. - ANSWERSB. Physician.
Which of the following actions by a phlebotomist can be the source of a preanalytical
error when collecting a blood specimen?
A. Under filling the tube.
B. Inverting the tube after collection.
C. Tying a tourniquet loosely.
D. Using an 18 gauge needle - ANSWERSA. Under filling the tube.
A phlebotomist collects an evacuated tube sample with an outdated tube, which of the
following might results from using this tube?
A. Rejection of specimen
B. Allergic reaction from patient.
C. Contamination of sample.
D. Inadequate clotting a puncture site. - ANSWERSA. Rejection of specimen.
If a phlebotomists hand are visibly soiled with blood or body fluids, which of the
following decontamination agents should the phlebotomist used to clean them?
, A. Alcohol-based hand rub.
B. Sterile water rinse.
C. Alcohol rinse.
D. Soap and water. - ANSWERSD. Soap and water
Which of the following method should a phlebotomist use to invert tubes to prevent
clotting?
A. Rolling the tubes between the palms of the hands 4 to 8 times after collection.
B. Passing the tubes from hand to hand 4 to 8 times after collection
C. Shaking the tubes 4 to 8 times after collection.
D. Moving the tubes in a figure eight motion 4 to 8 times after collection. - ANSWERSD.
Moving the tubes in a figure eight motion 4 to 8 times after collection.
To qualify for blood donation a patient must have a minimum level of 12.5 g/dl for which
of the following?
A. RBC.
B. Platelet count.
C. Hemoglobin.
D. WBC. - ANSWERSC. Hemoglobin.
Which of the following instructions should a phlebotomist provide to a patient before
performing a blood draw?
A. Contact to provider for test results.
B. Keep the arm still.
C. Watch for bruising in the next 24 hours.
D. Apply mild pressure to the site. - ANSWERSA. Contact to provider for test.
Drawing a patient's blood without consent can result in a charge of ___.
A. Breach of contract.
B. Battery.
C. Malpractice.
D. Negligence. - ANSWERSB. Battery
A new medical office, and an old medical office are merging and combining all medical
equipment into one office, which of the following blood glucose monitors will need to
have a quality control measurement daily?
A. None of the blood glucose monitors.
B. Blood glucose monitors in use from the new office only.
C. All blood glucose monitors in use.
