ATI RN
Gastrointestinal System Nursing Exam Questions
1. 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.
2. A nurse is providing the client with biliary obstruction a simple overview of the anatomy of the liver and gallbladder. The nurse tells the client that normally the liver stores bile in the gallbladder, which is connected to the liver by the?
- A. Liver canaliculi
- B. Common bile duct
- C. Cystic duct
- D. Right hepatic duct.
Correct answer: C
Rationale: The gallbladder receives bile from the liver through the cystic duct. The liver collects bile in the canaliculi. Bile then flows into the common hepatic duct. From the common hepatic duct, the bile can be stored in the gallbladder through the cystic duct. Otherwise, the bile can flow directly into the duodenum by way of the common bile duct.
3. The hospitalized client with gastroesophageal reflux disease is complaining of chest discomfort that feels like heartburn following a meal. After administering an ordered antacid, the nurse encourages the client to lie in which of the following positions?
- A. Supine with the head of the bed flat
- B. On the stomach with the head flat
- C. On the left side with the head of the bed elevated 30 degrees
- D. On the right side with the head of the bed elevated 30 degrees
Correct answer: C
Rationale: The discomfort of reflux is aggravated by positions that compress the abdomen and the stomach. Lying flat on the back (supine) or on the stomach (prone) after a meal can exacerbate symptoms. Similarly, lying on the right side can worsen reflux. The most appropriate position to alleviate discomfort in a client with gastroesophageal reflux disease is lying on the left side with the head of the bed elevated at a 30-degree angle. This position helps prevent the backflow of stomach contents into the esophagus, providing relief to the client.
4. Jason, a 22 y.o. accident victim, requires an NG tube for feeding. What should you immediately do after inserting an NG tube for liquid enteral feedings?
- A. Aspirate for gastric secretions with a syringe.
- B. Begin feeding slowly to prevent cramping.
- C. Get an X-ray of the tip of the tube within 24 hours.
- D. Clamp off the tube until the feedings begin.
Correct answer: A
Rationale: Immediately after inserting an NG tube for enteral feedings, aspirate for gastric secretions to confirm proper placement.
5. What information is correct about stomach cancer?
- A. Stomach pain is often a late symptom.
- B. Surgery is often a successful treatment.
- C. Chemotherapy and radiation are often successful treatments.
- D. The patient can survive for an extended time with TPN.
Correct answer: A
Rationale: Stomach pain is often a late symptom of stomach cancer.
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