D 440 / D440 Final Exam (Latest Update 2025 / 2026) Health and Wellness Through Nutritional Science Guide | Test Questions and Answers | Grade A | 100% Correct - WGU
Question:
How do you measure placement for NG tube?
Answer:
start at the tip of the nose, go to the ear lobe, then the xiphoid process
Question:
How do you verify placement on the initial insertion?
Answer:
xray
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Question:
What is enteral nutrition?
Answer:
Delivery through a tube into the stomach or the GI
Question:
What is parenteral nutrition?
Answer:
nutritional feeding through the vein (IV)
Question:
When is an NG tube used?
Answer:
used for pt with dysphagia, stroke, facial/neck burns, trauma to head/neck, end of life, impaired swallowing
Question:
What is the first thing you do before feeding through an NG tube?
Answer:
check placement 2 / 4
Question:
What should you do to the bed before feeding through an NG tube?
Answer:
elevate the head of the bed to 30-45 degrees
Question:
What should the temperature be like for tube feedings?
Answer:
room temp to avoid cramps
Question:
What is the greatest risk for using an NG tube?
Answer:
aspiration
Question:
What should you do when checking placement of an NG tube AFTER the initial placement?
Answer:
aspirate contents and CHECK pH 3 / 4
Question:
What should you do before bolus feeding?
Answer:
verify bowel sounds and position pt in Fowler's position on the right side to prevent vomiting
Question:
What should you have the pt do when removing the NG tube?
Answer:
pt should take a deep breath and hold it
Question:
How often should you change the bags for tube feeding?
Answer:
- hours for open bags and 24-48 hours for closed bags to prevent bacteria
growth
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