PHLEBOTOMY NATIONAL EXAM REVIEW
FULL QUESTIONS AND CORRECT ANSWERS
●● What does a royal blue tube contain?
Answer: Clot activator
●● What is the purpose of a pink top tube?
Answer: Appropriate for blood bank collections
●● What is the appropriate tube for WBC/Diff?
Answer: Lavender (purple) tube
●● How should blood be transferred from a syringe?
Answer: Use a syringe transfer device attached to the syringe
●● What is the average skin puncture depth for an adult?
Answer: Between 2-3 mm
●● Which specimens need to be chilled?
Answer: Gastrin, ammonia, catecholamine, and lactic acid
●● What should be used for frail patients who may faint?
, Answer: A recliner
●● What is the chain of custody for urine?
Answer: Followed along each step in the procedure
●● What are erythrocytes used to determine?
Answer: Hemoglobin
●● What is the proper sequence for removing isolation apparel?
Answer: Gloves, gown, goggles
●● What happens when a blood tube is shaken excessively?
Answer: Hemolysis occurs
●● How can blood culture contamination be minimized?
Answer: Do a blood culture directly into the culture media
●● What precautions are in place to reduce microorganism
transmission?
Answer: Standard or universal precautions
●● Where is CSF obtained from?
FULL QUESTIONS AND CORRECT ANSWERS
●● What does a royal blue tube contain?
Answer: Clot activator
●● What is the purpose of a pink top tube?
Answer: Appropriate for blood bank collections
●● What is the appropriate tube for WBC/Diff?
Answer: Lavender (purple) tube
●● How should blood be transferred from a syringe?
Answer: Use a syringe transfer device attached to the syringe
●● What is the average skin puncture depth for an adult?
Answer: Between 2-3 mm
●● Which specimens need to be chilled?
Answer: Gastrin, ammonia, catecholamine, and lactic acid
●● What should be used for frail patients who may faint?
, Answer: A recliner
●● What is the chain of custody for urine?
Answer: Followed along each step in the procedure
●● What are erythrocytes used to determine?
Answer: Hemoglobin
●● What is the proper sequence for removing isolation apparel?
Answer: Gloves, gown, goggles
●● What happens when a blood tube is shaken excessively?
Answer: Hemolysis occurs
●● How can blood culture contamination be minimized?
Answer: Do a blood culture directly into the culture media
●● What precautions are in place to reduce microorganism
transmission?
Answer: Standard or universal precautions
●● Where is CSF obtained from?