PHLEBOTOMY NATIONAL 2026 EXAMINERS SET
QUESTIONS AND ANSWERS SURE A+
✔✔Potassium EDTA binds to what element in the blood?
- Iron.
- Calcium.
- Magnesium.
- All of the above. - ✔✔Calcium.
✔✔A failure to fast when ordered can impact a blood sample in which of the following
ways?
- Increasing its turbidity.
- Increasing stress hormones.
- Increasing enzymes such as creatinine and fatty acids.
- A false increase in analytes. - ✔✔Increasing its turbidity.
✔✔If you notice that the name of a patient is spelled differently on the requisition and a
patient's armband, what it the best course of action?
- Assume there was a typo and ignore the requisition.
- Visit with your manager to verify the information and have it corrected.
- Ask the patient to go get the requisition corrected.
- Any of the above. - ✔✔Visit with your manager to verify the information and have it
corrected.
, ✔✔Anchoring a vein properly requires which of the following actions?
- Placing your thumb to the side of the vein and pressing firmly.
- Placing the thumb of your free hand below the vein and stretching the skin.
- Increasing pressure on the tip of the needle.
- All of the above. - ✔✔Placing the thumb of your free hand below the vein and
stretching the skin.
✔✔The most common cause of contamination in blood cultures is which of the
following?
- Improper site preparation.
- Improper transportation.
- Improper storage.
- All of the above. - ✔✔Improper site preparation.
✔✔What is another name for a thrombocyte?
- Platelet.
- Thrombus.
- White blood cell.
- Plasma. - ✔✔Platelet.
✔✔Inserting a needle at the point of divergence between veins can result in what?
- An increased chance of a hematoma.
- Nerve damage.
- Failed venipuncture.
- Nothing. This is an ideal spot for venipuncture. - ✔✔An increased chance of a
hematoma.
✔✔Which of the following is a complication that can arise in capillary sampling?
- Collapse of veins.
- Nerve Damage.
- Scarring.
- All of the above. - ✔✔All of the above.
✔✔Approximately how many liters of blood is generally found in the adult human body?
- 2 liters.
- 3 liters.
- 5 liters.
- 10 liters. - ✔✔5 liters
✔✔Which of the following is a cause for rejection of a specimen?
- Improper specimen (serum, blood, plasma)
- Incomplete chain of custody documentation.
- Insufficient quantity.
QUESTIONS AND ANSWERS SURE A+
✔✔Potassium EDTA binds to what element in the blood?
- Iron.
- Calcium.
- Magnesium.
- All of the above. - ✔✔Calcium.
✔✔A failure to fast when ordered can impact a blood sample in which of the following
ways?
- Increasing its turbidity.
- Increasing stress hormones.
- Increasing enzymes such as creatinine and fatty acids.
- A false increase in analytes. - ✔✔Increasing its turbidity.
✔✔If you notice that the name of a patient is spelled differently on the requisition and a
patient's armband, what it the best course of action?
- Assume there was a typo and ignore the requisition.
- Visit with your manager to verify the information and have it corrected.
- Ask the patient to go get the requisition corrected.
- Any of the above. - ✔✔Visit with your manager to verify the information and have it
corrected.
, ✔✔Anchoring a vein properly requires which of the following actions?
- Placing your thumb to the side of the vein and pressing firmly.
- Placing the thumb of your free hand below the vein and stretching the skin.
- Increasing pressure on the tip of the needle.
- All of the above. - ✔✔Placing the thumb of your free hand below the vein and
stretching the skin.
✔✔The most common cause of contamination in blood cultures is which of the
following?
- Improper site preparation.
- Improper transportation.
- Improper storage.
- All of the above. - ✔✔Improper site preparation.
✔✔What is another name for a thrombocyte?
- Platelet.
- Thrombus.
- White blood cell.
- Plasma. - ✔✔Platelet.
✔✔Inserting a needle at the point of divergence between veins can result in what?
- An increased chance of a hematoma.
- Nerve damage.
- Failed venipuncture.
- Nothing. This is an ideal spot for venipuncture. - ✔✔An increased chance of a
hematoma.
✔✔Which of the following is a complication that can arise in capillary sampling?
- Collapse of veins.
- Nerve Damage.
- Scarring.
- All of the above. - ✔✔All of the above.
✔✔Approximately how many liters of blood is generally found in the adult human body?
- 2 liters.
- 3 liters.
- 5 liters.
- 10 liters. - ✔✔5 liters
✔✔Which of the following is a cause for rejection of a specimen?
- Improper specimen (serum, blood, plasma)
- Incomplete chain of custody documentation.
- Insufficient quantity.
