Arizona Phlebotomy Technician
Certification Exam Practice Questions
And Correct Answers (Verified Answers)
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1. A phlebotomist is preparing to draw blood from a patient and notices
that the patient’s identification band has a different name than the
one on the requisition form. What should the phlebotomist do?
A. Proceed with the draw using the requisition form name
B. Verify the patient’s identity with a nurse or other healthcare
provider before proceeding
C. Ask the patient if they prefer a nickname
D. Draw the specimen and clarify the name later
Correct patient identification must be verified before any specimen
collection to ensure safety and accuracy.
2. Which of the following is the best site for a routine venipuncture on an
adult patient?
A. Dorsal hand veins exclusively
B. Radial artery
C. Median cubital vein in the antecubital fossa
D. Femoral vein
, The median cubital vein is preferred because it is typically well
anchored and less painful for venipuncture.
3. What is the primary purpose of using a tourniquet during
venipuncture?
A. To increase patient anxiety
B. To sterilize the site
C. To cause clotting
D. To make veins more visible and palpable
A tourniquet temporarily impedes venous return, engorging veins to
facilitate easier access.
4. A patient begins to faint during a blood draw. What is the first action
the phlebotomist should take?
A. Continue drawing to complete the procedure
B. Remove the needle and ensure the patient’s safety
C. Apply heat to the area
D. Increase tourniquet pressure
Patient safety is paramount, so the procedure must stop when
fainting occurs.
5. Which color-coded tube stopper indicates a specimen that will be used
for coagulation studies?
A. Red
B. Light blue
C. Lavender
D. Green
Light blue tubes contain sodium citrate, which preserves coagulation
factors for testing.
6. What additive is found in lavender-top tubes?
A. Heparin
B. Sodium citrate
, C. EDTA
D. Sodium fluoride
EDTA chelates calcium to preserve cellular components for
hematology tests.
7. Why is it important to invert tubes gently after collection?
A. To cool the specimen
B. To expedite coagulation
C. To mix specimen with additives without causing hemolysis
D. To check for bubbles
Gentle inversion ensures additive and blood are mixed without
damaging cells.
8. Which of the following is a required step before performing a
venipuncture?
A. Administering analgesic
B. Placing tourniquet for more than two minutes
C. Verifying the patient’s identity
D. Selecting the largest vein regardless of condition
Proper patient verification prevents specimen labeling and treatment
errors.
9. What is the acceptable fasting period for a fasting blood glucose test?
A. 2 hours
B. 8–12 hours
C. 3–5 hours
D. 24 hours
An 8–12 hour fast ensures accurate fasting glucose measurements.
10. Which of the following actions should be taken if a specimen is
accidentally dropped and breaks?
A. Pick up with bare hands
B. Ignore and continue
Certification Exam Practice Questions
And Correct Answers (Verified Answers)
Plus Rationale 2026 Q&A| Instant
Download Pdf
1. A phlebotomist is preparing to draw blood from a patient and notices
that the patient’s identification band has a different name than the
one on the requisition form. What should the phlebotomist do?
A. Proceed with the draw using the requisition form name
B. Verify the patient’s identity with a nurse or other healthcare
provider before proceeding
C. Ask the patient if they prefer a nickname
D. Draw the specimen and clarify the name later
Correct patient identification must be verified before any specimen
collection to ensure safety and accuracy.
2. Which of the following is the best site for a routine venipuncture on an
adult patient?
A. Dorsal hand veins exclusively
B. Radial artery
C. Median cubital vein in the antecubital fossa
D. Femoral vein
, The median cubital vein is preferred because it is typically well
anchored and less painful for venipuncture.
3. What is the primary purpose of using a tourniquet during
venipuncture?
A. To increase patient anxiety
B. To sterilize the site
C. To cause clotting
D. To make veins more visible and palpable
A tourniquet temporarily impedes venous return, engorging veins to
facilitate easier access.
4. A patient begins to faint during a blood draw. What is the first action
the phlebotomist should take?
A. Continue drawing to complete the procedure
B. Remove the needle and ensure the patient’s safety
C. Apply heat to the area
D. Increase tourniquet pressure
Patient safety is paramount, so the procedure must stop when
fainting occurs.
5. Which color-coded tube stopper indicates a specimen that will be used
for coagulation studies?
A. Red
B. Light blue
C. Lavender
D. Green
Light blue tubes contain sodium citrate, which preserves coagulation
factors for testing.
6. What additive is found in lavender-top tubes?
A. Heparin
B. Sodium citrate
, C. EDTA
D. Sodium fluoride
EDTA chelates calcium to preserve cellular components for
hematology tests.
7. Why is it important to invert tubes gently after collection?
A. To cool the specimen
B. To expedite coagulation
C. To mix specimen with additives without causing hemolysis
D. To check for bubbles
Gentle inversion ensures additive and blood are mixed without
damaging cells.
8. Which of the following is a required step before performing a
venipuncture?
A. Administering analgesic
B. Placing tourniquet for more than two minutes
C. Verifying the patient’s identity
D. Selecting the largest vein regardless of condition
Proper patient verification prevents specimen labeling and treatment
errors.
9. What is the acceptable fasting period for a fasting blood glucose test?
A. 2 hours
B. 8–12 hours
C. 3–5 hours
D. 24 hours
An 8–12 hour fast ensures accurate fasting glucose measurements.
10. Which of the following actions should be taken if a specimen is
accidentally dropped and breaks?
A. Pick up with bare hands
B. Ignore and continue
