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GI NutritionFundamentals of Nursing

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Question Answer
When obtaining GI aspirate for pH measurement, you should wait at least ____ after medication is administered.
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one hour
Gastric fluid from a patient who has fasted for at least four hours usually has a pH of ____.
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1 to 4
Fluid from nasointestinal tubes in a fasting patient usually has a pH ____.
Show Answer
greater than 6.
Patients with continuous tube feeding often have a pH of ____.
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5 or higher
How is the placement of a nasoenteric tube verified?
Show Answer
Check position in back of throat with penlight, measure gastric pH, chest x-ray
How do you help a patient that has aspirated stomach contents after a nasoenteric tube insertion?
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If immediately occurs: position on side, such both nasotracheally and oral tracheally, ask HCP to order chest x-ray; if delayed: ask HCP to order chest x-ray, prepare to administer antibiotics
After insertion of the nasoenteric tube the patient immediately starts coughing and has dyspnea, cyanosis, crackles, and wheezes. What's happening?
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The patient has probably aspirated stomach contents into the respiratory tract.
What is the pH of a properly placed nasoenteric tube? (gastric pH)
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0 to 4
Why is the abdomen auscultated for bowel sounds prior to inserting a nasoenteric tube?
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Absence of bowel sounds indicates decreased or absent peristalsis and increased risk for aspiration or abdominal distention.
Procedure and tube feedings require ____ prior to being inserted.
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HCP order
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Who is contraindicated for nasoenteric tubes?
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Patients with recent nasal surgery, facial trauma, recent nosebleeds, are on anticoagulation therapy, transsphenoid pituitary tumor removal
Nasogastric or nasointestinal tubes are normally ____ Fr for adults.
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8-12 Fr (36-44 inches long)
____ to ____ mL of gastric fluid is needed for pH testing.
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5 to 10
For accurate pH measurement of gastric fluid ____ mL of air is injected in the enteral tube to flush out formula, meds, or solutions.
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30
Clients with a history of aspiration pneumonia require enteral tube placement in the ____.
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Intestine
Clients with gastroparesis or esophageal reflux require enteral feeding tube placement in the ____.
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Intestine
If enteral nutrition therapy is for longer than 4 weeks ____ tubes are used.
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Surgically or endoscopically placed
If enteral nutrition therapy is for less than four weeks, ____ may be used.
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Nasogastric or nasojejunal feeding tubes.
Percutaneous endoscopic gastronomies and jejunostomies (PEG or PEJ) are inserted using what method?
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Endoscopically
Gastrostomy and jejunostomy tubes are inserted using what method?
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Surgically
What indicates a need for enteral tube feeding?
Show Answer
NPO order, insufficient intake for more than 5 days with functional GI tract, unable to ingest sufficient nutrients
  
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