A patient is to undergo an endoscopic retrograde cholangiopancreatography (ERCP), and it is the nurse's responsibility to provide education before and after the procedure. Which of the following statements by the patient indicates a need for further teaching?
• The correct answer should identify the statement that indicates that the teaching was ineffective.
• Any food or fluid is contraindicated after the procedure to prevent aspiration.
• The patient should be NPO 8-12 hours before the procedure and after the procedure until gag reflex has returned to normal.
• The remaining answer choices show that the patient understood the instructions.