Chapter 17: The GI Tract

Chapter 17: The GI Tract

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

MULTIPLE CHOICE

1. Esophageal diverticulum located above the upper esophageal sphincter is called
2. congenital diverticulum
3. postinflammatory diverticulum
4. traction diverticulum
5. epiphrenic diverticulum
6. Zenker diverticulum

ANS: E, Zenker diverticulum is typically located above the upper esophageal sphincter.

2. Basal zone hyperplasia exceeding 20% of the thickness of the esophageal epithelium, accompanied by elongation of lamina propria papillae and by inflammatory infiltrates that contain eosinophils is a histologic finding most typical of which disease?
3. Reflux esophagitis
4. Viral esophagitis
5. Barrett esophagus
6. Mallory-Weiss syndrome
7. Boerhaave syndrome

ANS: A, These histologic findings are typically found in reflux esophagitis.

3. Carcinoma of the esophagus most often presents on gross examination as a
4. polypoid exophytic lesion
5. flat induration of the mucosa
6. volcano-like excavated lesion
7. diffuse narrowing of the esophageal lumen
8. linitis plastica

ANS: A, Esophageal cancer presents most often (in 60% of cases) as a protruding, exophytic polypoid tumor. Flat lesions are found in 15% of cases and excavated lesions in 25% of all cases.

4. Autoimmune atrophic gastritis and pernicious anemia are most often associated with
5. Helicobacter pylori infection
6. peptic ulceration of the duodenum
7. Ménétrier disease
8. Hashimoto thyroiditis
9. trichobezoars

ANS: D, Autoimmune atrophic gastritis is an autoimmune disease, and it may be associated with other autoimmune diseases, such as Hashimoto thyroiditis.