ATI RN
ATI Gastrointestinal System
1. Mucosal barrier fortifiers are used in peptic ulcer disease management for which of the following indications?
- A. To inhibit mucus production
- B. To neutralize acid production
- C. To stimulate mucus production
- D. To stimulate hydrogen ion diffusion back into the mucosa
Correct answer: C
Rationale: Mucosal barrier fortifiers stimulate mucus production, which helps protect the lining of the stomach and manage peptic ulcer disease.
2. The client being seen in a physician’s office has just been scheduled for a barium swallow the next day. The nurse writes down which of the following instructions for the client to follow before the test?
- A. Fast for 8 hours before the test.
- B. Eat a regular supper and breakfast.
- C. Continue to take all oral medications as scheduled.
- D. Monitor own bowel movement pattern for constipation
Correct answer: A
Rationale: A barium swallow is an x-ray study that uses a substance called barium for contrast to highlight abnormalities in the gastrointestinal tract. The client should fast for 8 to 12 hours before the test, depending on physician instructions. Most oral medications also are withheld before the test. After the procedure the nurse must monitor for constipation, which can occur as a result of the presence of barium in the gastrointestinal tract.
3. The nurse develops a plan of care for a client with a T tube. Which one of the following nursing interventions should be included?
- A. Inspect skin around the T tube daily for irritation.
- B. Irrigate the T tube every 4 hours to maintain patency.
- C. Maintain the client in a supine position while the T tube is in place.
- D. Keep the T tube clamped except during mealtimes.
Correct answer: A
Rationale: The correct nursing intervention to include in the plan of care for a client with a T tube is to inspect the skin around the T tube daily for irritation. Bile is erosive and can cause skin irritation, so it is crucial to keep the skin clean and dry. T tubes are not routinely irrigated; irrigation is done only with a physician's order. It is unnecessary to maintain the client in a supine position; instead, assist the client into a position of comfort. T tubes are not typically clamped unless ordered by a physician, and if clamped, it is usually done 1 to 2 hours before and after meals.
4. To accurately assess for jaundice in a patient with dark skin pigmentation, the nurse should examine which body areas?
- A. Nail beds
- B. Skin on the back of the hand
- C. Hard palate of the mouth
- D. Soles of the feet
Correct answer: C
Rationale: To accurately assess for jaundice in a patient with dark skin pigmentation, the nurse should examine the hard palate of the mouth. Jaundice is best assessed in the sclera; however, in dark-skinned patients, normal yellow pigmentation may be present in the sclera, making it difficult to detect jaundice. Inspection of the hard palate for a yellow color can confirm the presence of jaundice. Cyanosis is best observed in the nail beds, not indicative of jaundice. While skin on the palm of the hand can indicate jaundice, the back of the hand is not a typical area for assessment. Jaundice can be assessed on the soles of the feet in dark-skinned patients, but it is better visualized in the hard palate for accurate evaluation.
5. A nurse is assigned to a 40-year-old client who has a diagnosis of chronic pancreatitis. The nurse reviews the laboratory result, anticipating a laboratory report that indicates a serum amylase level of
- A. 45 units/L
- B. 100 units/L
- C. 300 units/L
- D. 500 units/L
Correct answer: C
Rationale: The normal serum amylase level is 25 to 151 IU/L. With chronic cases of pancreatitis, the rise in serum amylase levels usually does not exceed three times the normal value. In acute pancreatitis, the value may exceed five times the normal value. Options 1 and 2 are within normal limits. Option 3 is an extremely elevated level seen in acute pancreatitis.
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