Nokea
Which vascular access device(s) is(are) commonly used for scalp veins in newborns?
- A. Butterfly needle
- B. Intracath
- C. Central line
- D. PICC line
Correct Answer: A
Rationale: Butterfly needles are small and ideal for accessing delicate scalp veins in newborns.
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The red blood cells that have been separated from plasma for transfusion are called
- A. Whole blood
- B. Platelets
- C. Packed red blood cells
- D. Plasma concentrate
Correct Answer: C
Rationale: Packed red blood cells are red cells separated from plasma, used for transfusions to treat anemia.
What is the term for removing air from the IV tubing?
- A. Flushing
- B. Priming
- C. Purging
- D. Venting
Correct Answer: B
Rationale: Priming the IV tubing removes air to prevent air embolism during infusion.
Characteristics of a 'good' vein site to use for IV initiation include which of the following?
- A. Vein feels firm, hard, and sturdy
- B. Vein has a bifurcation
- C. Vein feels spongy and bouncy
- D. Vein rolls easily
- E. Vein is easy to feel
Correct Answer: C,E
Rationale: A good vein is spongy, bouncy, and palpable, indicating it's healthy and accessible.
Which of the following should be assessed prior to initiating an IV?
- A. Toughness of the patient's skin
- B. Purpose of the IV
- C. If the patient is allergic to tape, latex, or iodine
- D. The patient's white blood cell count results
Correct Answer: B,C
Rationale: Knowing the IV's purpose ensures appropriate site and solution selection, and allergies prevent adverse reactions.
You are about to attempt to initiate an IV on a 97-year-old female with tiny, fragile veins. Which of the following access devices would most likely be your best choice?
- A. 27 g ? 1 in winged butterfly without cannula
- B. 22 g ? 1¼ in intracath
- C. 25 g ? 1 in winged butterfly with cannula
- D. 23 g ? 1 in intracath
Correct Answer: C
Rationale: A $25 \mathrm{~g}$ winged butterfly with cannula is small and suitable for fragile veins, providing stability and reducing trauma.