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Multiple Choice Question

Which landmark on the human body is used to determine the correct insertion depth of a nasogastric (NG) tube?

  • A
    Mouth to clavicle to epigastrium
  • B
    Ear to sternal angle to symphysis pubis
  • C
    Nose tip to earlobe to xiphoid process (NEX)
  • D
    Nose tip to sternal notch to umbilicus
Explanation:
The standard NEX measurement (Nose to Earlobe to Xiphoid process) estimates the distance required for an NG tube to reach the stomach.

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