NG Tube Quiz: Can You Feed Safely?

1. Which method is the gold standard for confirming NG tube placement?

Auscultation of air insufflation

Chest X-ray

Measuring pH of aspirate

Observing tube movement

2. What is the normal pH range of gastric aspirate?

1–4

5–7

8–10

11–14

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4. Which complication is most commonly associated with prolonged NG tube use?

Aspiration pneumonia

Nasal erosion

Gastric perforation

Intestinal blockage

5. A gastric residual of 250 mL in a patient receiving continuous feeding should prompt which action?

Resume feeding immediately

Hold feeding and reassess in 1 hour

Flush the tube with water

Remove the tube

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7. Which position is safest for a patient receiving NG tube feeding?

Supine

Head of bed elevated 30–45 degrees

Left lateral decubitus

Trendelenburg

8. What is the primary purpose of flushing an NG tube with water before and after feeding?

Verify tube placement

Prevent tube clogging and maintain patency

Reduce bacterial colonization

Decrease gastric pressure

9. True or False: Crushed medications can be safely administered through a standard NG tube without special precautions.

True

False

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11. Which formula type is appropriate for patients with compromised GI function?

Polymeric formula

Elemental or semi-elemental formula

High-fiber formula

High-protein formula

12. What is the recommended infusion rate when initiating NG tube feeding in a critically ill patient?

Full-strength formula at 50 mL/hour

Half-strength formula at 25 mL/hour, advancing gradually

Full-strength formula at 100 mL/hour

Bolus feeding every 4 hours

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14. Which sign suggests that an NG tube has migrated into the respiratory tract?

Increased gastric residual

Persistent cough or dyspnea

Abdominal bloating

Constipation

15. True or False: An NG tube can remain in place indefinitely without risk of complications.

True

False

NG Tube Quiz: Can You Feed Safely?

1. Which method is the gold standard for confirming NG tube placement?

2.

What first name or nickname would you like us to use?

2. What is the normal pH range of gastric aspirate?

3. Before administering a feeding through an NG tube, you should verify placement and then ____.

4. Which complication is most commonly associated with prolonged NG tube use?

5. A gastric residual of 250 mL in a patient receiving continuous feeding should prompt which action?

6. Osmolarity of enteral formula affects the risk of ____.

7. Which position is safest for a patient receiving NG tube feeding?

8. What is the primary purpose of flushing an NG tube with water before and after feeding?

9. True or False: Crushed medications can be safely administered through a standard NG tube without special precautions.

10. A patient with an NG tube develops abdominal distention and vomiting. The most likely cause is ____.

11. Which formula type is appropriate for patients with compromised GI function?

12. What is the recommended infusion rate when initiating NG tube feeding in a critically ill patient?

13. Aspiration risk is most significantly reduced by ensuring the patient's ____ is properly positioned during and after feeding.

14. Which sign suggests that an NG tube has migrated into the respiratory tract?

15. True or False: An NG tube can remain in place indefinitely without risk of complications.