NHA Phlebotomy practice exam questions with verified detailed answers

NHA Phlebotomy 2026-2027 practice exam questions with
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verified detailed answers || ||




Which of the following is a potential consequence f a phlebotomy technician
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mislabeling a blood bank specimen? || || || ||




A. HIPAA violation
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B. A transfusion reaction
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C. A medical transcription error
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D. A pharmaceutical reaction - ✔✔B. A transfusion reaction
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A phlebotomy technician is preparing to perform a venipuncture for a patient who has
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pneumonia. Besides gloves, which of the following pieces of personal protective
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equipment (PPE) should the technician wear? || || || || ||




A. Gown || ||




B. N95 respirator
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C. Face Mask
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D. Goggles - ✔✔C. Face Mask (Droplet Precautions)
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A lactic acid specimen is collected in a gray tube and must be kept at:
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A. room temperature
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b. refrigerated temperture
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c. body temperature
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d. frozen temperture - ✔✔B. Refrigerated Temperature ( Lactic acid on ice)
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,A phlebotomy technician is preparing to perform the third set of blood draws for a
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glucose tolerance test (GTT). The patient starts to cry and refuses to extend her arm of
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the draw. Which of the following statements should the technician make?
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A. "I will get in trouble if I dont perform the draw"
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B. "I promise the draw won't hurt"
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C. "may I come back in a hour to perform the draw"
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D. " may I please perform the draw" - ✔✔D. "may I please perform the draw"
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A hematoma may be caused by all the following EXCEPT:
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A) Probing ('fishing') for a vein
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B) going all the way through a vein
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C) Holding pressure on the venipuncture site with the arm straight
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D) Bending the elbow with cotton ball on the venipuncture site to apply pressure. -
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✔✔C) Holding pressure on the venipuncture site with the arm straight.
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After blood is spun and separated in a centrifuge the serum/plasma portion is milky
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in appearance. This is known as:
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A) Lipemia ||




B) Hemoconcentration
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C) Fibrinolysis
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D) Coagulation - ✔✔A) Lipemia
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,A phlebotomy technician is assembling the equipment he will need for collecting
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donor units of blood. Which of the following needle sizes should the technician select?
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A) 23 gauge
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B) 22 gauge
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C) 21 gauge
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D) 18 Gauge - ✔✔D) 18 Gauge
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A phlebotomists is performing a glucometer reading for a young adult parent. The
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patients's parent is in the room and asks about patient's glucose level. Which of the
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following actions should the technician take? || || || || ||




A. Write down the results for the parent and patient.
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B. Ask the parent to leave the room and tell the patient.
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C. Show the patient and parent the results in the patient's electronic health record
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(EHR)

D. Ask the patient for permission to disclose the results with the parent present. -
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✔✔D. Ask the patient for permission to disclose the results with the parent present.
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If an electrical accident occurs involving electrical shock to an employee or a patient,
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the first thing that the healthcare worker should do is:
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A. Move the victim
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B. Shut off electrical power
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C. start CPR
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D. Place a blanket over the vicinity - ✔✔B. Shut off electrical power
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, A phlebotomy technician observes a glucometer reading of 250mg/dL. A second test is
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performed and returns a reading within the expected reference range. Which of the
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following circumstances could have caused the first result to be inaccurate?
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A) Too much blood was used.
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B) The first drop of blood was used
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C) Too little blood was used
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D) the test strips were left open - ✔✔A) Too much blood was used.
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(remember too much of a blood glucose = high glucometer number / too little of a
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blood glucose = low glucometer number)
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An NP culture swab is collected to help diagnose?
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A) genetic defects
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B) Encephalitis
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C) whooping Cough
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D) Strep throat - ✔✔C) whooping Cough
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A phlebotomy technician is collecting a sampler cholesterol, troponin, and HDL blood
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results. Which of the following departments is responsible for processing these tests?
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A) Hematology
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B) Microbiology
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C) Chemistry
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D) Pathology - ✔✔C) Chemistry
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(Hematology- White BC, Red BC, Hct,Hgb) || || || || ||