Practice Quiz

Vascular Access Exam Prep

Category - Vascular Access Practice Test

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A senior nurse is explaining the procedure for arterial puncture to a new nurse. She is explaining to the new nurse the sign to watch for to confirm the needle is in the artery. Which of the following terms refers to this sign?
  1. Allen test
  2. Flashback
  3. Patient crying out in pain.
Explanation
Answer: B - Flashback is the term used for the sign that confirms the needle has been advanced into an artery. Flashback is the appearance of bright red arterial blood in the syringe, it indicates correct placement of the needle, and no further advancement of the needle is necessary.
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