A nurse is discussing the role of prostaglandins in the pathophysiology of peptic ulcer disease. What is the nurse's best explanation?
"Prostaglandins promote acid production in the stomach, contributing to ulcer formation."
"Prostaglandins are protective substances that help maintain the integrity of the stomach lining."
"Prostaglandins stimulate the immune system to fight off bacterial infections in the stomach."
"Prostaglandins regulate blood flow to the stomach, preventing ischemia and ulcers."
The Correct Answer is B
A) Incorrect. Prostaglandins do not promote acid production; in fact, they can help regulate acid secretion.
B) Correct. Prostaglandins are protective substances that play a crucial role in maintaining the integrity of the stomach lining and promoting mucosal defense mechanisms.
C) Incorrect. While prostaglandins have various roles in the immune system, they do not primarily stimulate the immune system to fight off bacterial infections in the stomach.
D) Incorrect. Prostaglandins do play a role in regulating blood flow, but their primary function in the stomach is mucosal protection, rather than preventing ischemia.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Antibiotics do not directly heal the ulcer or reduce stomach acid production. They are prescribed specifically to treat Helicobacter pylori (H. pylori) infection, a common cause of peptic ulcers.
Choice B reason:
This statement is correct. Antibiotics are prescribed to treat H. pylori infection, which is a major cause of peptic ulcers. By eliminating the bacterial infection, the ulcer has a better chance of healing and preventing recurrence.
Choice C reason:
Antibiotics do not promote blood clotting or reduce the risk of bleeding from the ulcer. Other medications may be prescribed to manage bleeding if it occurs.
Choice D reason:
Antibiotics do not relax stomach muscles or alleviate abdominal pain. Pain relief is typically achieved through acid-reducing medications and other pain management strategies.
Correct Answer is A
Explanation
This question is relevant to assess for gastrointestinal symptoms, as changes in bowel movements may indicate issues with digestion or absorption.
Choice B reason:
Family history of heart disease is not directly related to peptic ulcer disease. However, it is essential for overall health assessment and risk factor identification.
Choice C reason:
Swelling or edema in the legs may be indicative of cardiovascular or circulatory issues, but it is not directly related to peptic ulcer disease.
Choice D reason:
The frequency of consuming high-fiber foods is not specifically related to peptic ulcer disease. However, diet history is essential for overall health assessment.
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