GI GI Disorders and Diseases

Question 1

Which of the following best characterizes Crohn's disease compared to ulcerative colitis?

Accepted Answer

Can affect any segment of the GI tract with skip lesions

Answer

Involves only the rectum and sigmoid colon

Answer

Causes continuous mucosal inflammation from rectum proximally

Answer

Never causes fistulas or strictures

Question 2

A patient with celiac disease who ingests gluten will show damage primarily to which intestinal structure?

Accepted Answer

Intestinal villi

Answer

Brunner's glands

Answer

Crypts of Lieberkühn

Answer

Peyer's patches

Question 3

Zenker's diverticulum is a pulsion diverticulum that forms at which location?

Accepted Answer

Pharyngoesophageal junction (Killian's triangle)

Answer

Duodenum

Answer

Midesophagus

Answer

Sigmoid colon

Question 4

Which condition is associated with the triad of esophageal dysmotility, esophageal dilatation, and failure of the lower esophageal sphincter to relax?

Accepted Answer

Achalasia

Answer

GERD

Answer

Diffuse esophageal spasm

Answer

Eosinophilic esophagitis

Question 5

Helicobacter pylori infection is most strongly associated with ulcers in which location?

Accepted Answer

Duodenal bulb (first part of duodenum)

Answer

Esophagus

Answer

Gastric fundus

Answer

Jejunum

Question 6

Which is the most common site for colorectal carcinoma in the United States?

Accepted Answer

Rectosigmoid region

Answer

Cecum

Answer

Transverse colon

Answer

Descending colon