ATI LPN
Fundamentals of Nursing Care: Concepts, Connections & Skills
Chapter 34 : Phlebotomy and Blood Specimens Questions
Question 1 of 5
When selecting a vein for phlebotomy, which of the following are true?
Correct Answer: B,D
Rationale: Avoiding hard, crooked veins and using the non-mastectomy arm ensures safe and effective venipuncture.
Question 2 of 5
Which of the following needle sizes would be an appropriate choice to use for phlebotomy in a 45-year-old patient?
Correct Answer: C,D
Rationale: 21- and 23-gauge needles are suitable for phlebotomy in adults, balancing blood flow and patient comfort.
Question 3 of 5
The tourniquet should be applied where in relation to the intended puncture site?
Correct Answer: D
Rationale: The tourniquet is applied 3 inches proximal to the puncture site to engorge the vein for easier access.
Question 4 of 5
A 'good' vein for phlebotomy should meet which of the following criteria?
Correct Answer: A,D
Rationale: A good vein feels bouncy and elastic, indicating it is pliable and suitable for venipuncture.
Question 5 of 5
When performing phlebotomy using a needle and syringe, drawing back on the plunger can result in which of the following complications?
Correct Answer: A,B
Rationale: Excessive plunger pull can collapse the vein or cause a hematoma by damaging the vessel wall.