Which check do you need to carry out every time before setting up a routine enteral feed via a nasogastric tube?

  • That when flushed with red juice, the red juice can be seen when the tube is aspirated.

  • That air cannot be heard rushing into the lungs by doing the ‘whoosh test’.

  • That the pH of gastric aspirate is <4, and the measurement on the NG tube is the same length as the time insertion.

  • abdominal x-ray