Which Instruction Should a Nurse Provide to a Patient in Preparation

Multiple Choice

Which instruction should a nurse provide to a patient in preparation for a gastric acid stimulation test?

A) "An IV dose of pentagastrin will be administered at the start of the procedure."
B) "Antacids should be taken at bedtime and in the morning prior to the procedure."
C) "No food or fluid for at least 12 hours, but chewing gum or mouthwash can be used the morning of the procedure."
D) "The procedure requires insertion of a nasogastric tube to collect stomach contents."