ATI RN
ATI Gastrointestinal System
1. The client with peptic ulcer disease is scheduled for a pyloroplasty. The client asks the nurse about the procedure. The nurse plans to respond knowing that a pyloroplasty involves:
- A. Cutting the vagus nerve
- B. Removing the distal portion of the stomach
- C. Removal of the ulcer and a large portion of the cells that produce hydrochloric acid
- D. An incision and resuturing of the pylorus to relax the muscle and enlarge the opening from the stomach to the duodenum.
Correct answer: D
Rationale: A pyloroplasty involves making an incision in the pylorus (the opening from the stomach to the duodenum) and then resuturing it to relax the muscle and enlarge the opening.
2. Michael, a 42 y.o. man is admitted to the med-surg floor with a diagnosis of acute pancreatitis. His BP is 136/76, pulse 96, Resps 22 and temp 101. His past history includes hyperlipidemia and alcohol abuse. The doctor prescribes an NG tube. Before inserting the tube, you explain the purpose to patient. Which of the following is a most accurate explanation?
- A. It empties the stomach of fluids and gas.
- B. It prevents spasms at the sphincter of Oddi.
- C. It prevents air from forming in the small intestine and large intestine.
- D. It removes bile from the gallbladder.
Correct answer: A
Rationale: Explain to the patient that the NG tube is used to empty the stomach of fluids and gas, which helps relieve symptoms of acute pancreatitis.
3. You’re preparing a patient with a malignant tumor for colorectal surgery and subsequent colostomy. The patient tells you he’s anxious. What should your initial step be in working with this patient?
- A. Determine what the patient already knows about colostomies.
- B. Show the patient some pictures of colostomies.
- C. Arrange for someone who has a colostomy to visit the patient.
- D. Provide the patient with written material about colostomy care.
Correct answer: A
Rationale: When a patient with a malignant tumor is anxious about colorectal surgery and a colostomy, the initial step is to determine what the patient already knows about colostomies.
4. A 30-year-old woman is admitted to the hospital with complaints of severe abdominal cramping and diarrhea. The nurse evaluates the effectiveness of the patient's intravenous therapy. Which of the following laboratory tests BEST reflects hydration status?
- A. Erythrocyte sedimentation rate.
- B. White blood cell count.
- C. Hematocrit.
- D. Serum glucose.
Correct answer: C
Rationale: Hematocrit is the best indicator of hydration status because it reflects the proportion of red blood cells in the blood. An increased hematocrit indicates dehydration, as the blood becomes more concentrated due to fluid loss. Erythrocyte sedimentation rate (Choice A) is a nonspecific marker of inflammation, not hydration status. White blood cell count (Choice B) is an indicator of infection or inflammation. Serum glucose (Choice D) is used to monitor blood sugar levels, not hydration status.
5. After gastric resection surgery, which of the following signs and symptoms would alert the nurse to the development of a leaking anastomosis?
- A. Pain, fever, and abdominal rigidity.
- B. Diarrhea with fat in the stool.
- C. Palpitations, pallor, and diaphoresis after eating.
- D. Feelings of fullness and nausea after eating.
Correct answer: A
Rationale: Pain, fever, and abdominal rigidity are signs and symptoms of inflammation or peritonitis caused by the leaking anastomosis. Diarrhea with fat in the stool is steatorrhea and is not present in peritonitis. Palpitations, pallor, and diaphoresis after eating are vasomotor symptoms of gastric retention. Feelings of fullness and nausea after eating are not present in peritonitis.
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