ATI LPN
Study Guide for Fundamentals of Nursing Care: Concepts, Connections & Skills
Chapter 34 : Phlebotomy and Blood Specimens Questions
Question 1 of 5
Which one of the following statements is not accurate when describing veins and arteries?
Correct Answer: D
Rationale: Veins have thinner walls than arteries, which have thicker walls to withstand higher blood pressure.
Question 2 of 5
The vein of choice for phlebotomy is
Correct Answer: A
Rationale: The median cubital vein is preferred for phlebotomy due to its accessibility, size, and stability.
Question 3 of 5
Which of the following is most important when assessing for a suitable vein to use for venipuncture?
Correct Answer: B
Rationale: The sense of touch is critical for assessing vein suitability, as it allows the phlebotomist to feel for a vein's size, elasticity, and depth.
Question 4 of 5
There are several tips you may use to find a suitable vein for venipuncture. Which of the following techniques is inappropriate?
Correct Answer: C
Rationale: Slapping the skin is inappropriate as it may cause discomfort or bruising and is not a standard technique for vein distension.
Question 5 of 5
Which of the following statements is(are) true regarding the correct techniques for phlebotomy?
Correct Answer: C,D
Rationale: Labels should be applied before filling tubes to ensure accuracy, and applying a tourniquet over clothing protects fragile skin. The tourniquet should not be left on for more than 1 minute, and it is typically applied 3-4 inches above the site.