is a break in the continuity of gastrointestinal mucosa.

Appeared in: AIIMS Raipur lecturer 2021

Explanation

A peptic ulcer is defined as a break or excavation in the mucosal lining of the gastrointestinal tract.
This breach in the mucosa must extend through the muscularis mucosae to be classified as an ulcer, distinguishing it from a more superficial erosion.
It results from an imbalance between aggressive factors (like gastric acid and pepsin) and the protective mechanisms of the mucosa.
Common causes include infection with Helicobacter pylori and chronic use of nonsteroidal anti-inflammatory drugs (NSAIDs).

Option A: This is a motility disorder of the esophagus involving the failure of the lower esophageal sphincter to relax, not a break in the mucosal lining.
Option B: This is a general inflammation of the stomach and intestinal lining, usually from infection, not a discrete, localized break like an ulcer.
Option D: This is a symptom or action involving the backward flow of stomach contents. It is not a structural lesion or disease process itself.

Clinical Relevance

Nursing practice connection: Knowing Pathophysiology of Peptic Ulcer Disease helps nurses interpret findings accurately and avoid errors in routine assessment, medication administration, and patient teaching.
Nurses play a key role in managing patients with peptic ulcers by monitoring for life-threatening complications like hemorrhage (hematemesis, melena) and perforation (sudden severe abdominal pain).
Patient education is critical, focusing on medication adherence (e.g., proton pump inhibitors), dietary modifications (avoiding irritants like spicy foods, alcohol), and lifestyle changes (smoking cessation).
What if? If a patient with a known peptic ulcer suddenly develops a rigid, board-like abdomen and severe, sharp pain, the nurse should suspect a perforation. The priority action is to notify the physician immediately and prepare the patient for emergency surgery, as this is a life-threatening complication.

How to Approach the Question

First, analyze the question stem: it asks for the term that defines a 'break in the continuity of gastrointestinal mucosa'.
Focus on the keywords 'break' and 'mucosa', which point to a structural defect or lesion.
Evaluate each option: 'Achalasia' is a motility disorder, 'Gastroenteritis' is inflammation, and 'Regurgitation' is an action. None of these primarily describe a structural break.
Recall the definition of 'Peptic ulcer' as a sore or lesion in the GI lining. This directly matches the description in the question.
Therefore, select 'Peptic ulcer' as the term that fits the definition provided.

Concept Tested & Keywords

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E6 Pathology-Vandana Puri & Kavita Gaur Textbook of Pathology and Genetics p. 211-213

E6 Nursing Brunner Adult Health 3SA Vol 1 Part 2 p. 125-127

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Attempt every question from this paper in a timed mock, then review the full solution for each one.