A Patient Asks the Nurse Why Being NPO for 6

question 1

Multiple Choice

A patient asks the nurse why being NPO for 6 to 8 hours before a contrast study is necessary.Which response by the nurse is most accurate?

• A) "Decreasing the hydration status decreases the chance of an allergic response to the contrast medium."
• B) "Excessive hydration causes dilution of the contrast medium, which does not permit as clear a picture of the area as needed."
• C) "It reduces the chance of postprocedure infection."
• D) "Nausea is prevented if the stomach is empty."

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