NUR 257 Exam 3 Key Concepts | Questions with 100% Verified Answers | Latest Update 2026/2027

NUR 257 Exam 3 Key Concepts | Questions with 100%
Verified Answers | Latest Update 2026/2027
Question: What is the purpose of an NG tube?
Answer: Used for feeding and gastric decompression (relieve abdominal distention)
Enteral: GUT
TURN OFF SUCTION (LOW WALL SUCTION INTERMITTENT) B4 LISTENING TO BOWEL
SOUNDS

Question: Gastric residual in NG tube feedings?
Answer: 100-200 mL
hold and ask provider

Question: How can you check the placement of an NG tube?
Answer: Abdominal x-ray

Question: What is a key skill to know when working with NG tubes?
Answer: From the earlobe, extend the tube to the xiphoid process, which is the pointy lower
end
of the sternum (breastbone) that's located in the middle of the upper abdomen
DRINK WATER

Question: GERD
Answer: No NSAIDS
avoid smoking, alcohol, stress

Question: What is a symptom of an upper GI bleed that involves
vomiting?
Answer: Hematemesis
-Ibuprofen
-Aleve
-celecoxib
-toradol

Question: What is the term for black, tarry stools associated with lower
GI bleeding?
Answer: Melena

Question: What are the normal ranges for hematocrit in adults?
Answer: 36-52

Question: What are the normal ranges for hemoglobin in adults?
Answer: 12-16

,Question: What does a low hemoglobin indicate?
Answer: Anemia

Question: What test can be done if blood is not visible in stool to check
for occult blood?
Answer: Guaic test

Question: Tap Water Enemas
Answer: - Slow it down if cramping
- Left lateral positioning
-body temp

Question: EGD (esophagogastroduodenoscopy)
Answer: Need consent, sedation, HOB elevated and left side, check for gag reflex after and
before fluids

Question: What is peristalsis?
Answer: Peristalsis is the wave-like muscle contractions that move food through the digestive
tract.

Question: How long should you listen for bowel sounds in each
quadrant?
Answer: You should listen for 1 full minute in each quadrant.

Question: What should you do if no bowel sounds are heard after 1
minute?
Answer: If no sounds are heard, check for 5 full minutes.

Question: What should you do with suction when listening for bowel
sounds?
Answer: If you have suction, turn it off to listen.

Question: Ulcerative Colitis
Answer: - Methotrexate, steroids, antidiarrheals, fluids, sulfasalazine
- LL pain
- Bloody stools
- Limited to rectum and cecum

Question: What is a common symptom of cholecystitis?
Answer: Gallbladder
RUQ pain that radiates to the right shoulder
risk factors FFF
-female
-fat
-40

, Question: What laboratory findings are associated with cholecystitis?
Answer: Elevated bilirubin and liver function tests (LFTs)

Question: What dietary factor is related to cholecystitis?
Answer: High fat diet
-smoking

Question: What are the treatment options for cholecystitis? (stones)
Answer: Removal of the gallbladder or lithotripsy
-drink a lot of water afterwards
-low fat diet critical
-very painful

Question: What monitoring is required during (removal) lithotripsy for
cholecystitis?
Answer: Put the patient on a heart monitor

Question: What is a characteristic sign of paralytic ileus?
Answer: Hypoactive bowel sounds (don't hear anything)

Question: What are some causes of paralytic ileus?
Answer: Obstruction, adhesion, previous surgery, & opioids

Question: What should be done for a patient with paralytic ileus and a
pelvic fracture?
Answer: Lay them on a bed pan

Question: wound dehiscence
Answer: OPEN is the big deal

Question: Pernicious Anemia
Answer: Due to b12 insufficient