Deck 10: The Gastrointestinal System

Question 1

Peptic esophagitis is caused by:

A) Exogenous acids in food
B) Spices
C) Viruses
D) Fungi
E) Reflux of gastric juice

Answer 1

Reflux of gastric juice

Question 2

Dental caries begins by the formation of:

A) Pockets of periodontal inflammation
B) Bacterial plaques on the surface of the tooth
C) Periapical granuloma
D) Periapical abscess
E) Radicular cyst

Answer 2

Bacterial plaques on the surface of the tooth

Question 3

All the following are common symptoms and/or complications of duodenal ulcer except:

A) Hematemesis
B) Melena
C) Vomiting
D) Epigastric pain
E) Carcinoma

Answer 3

Carcinoma

Question 4

Diverticula of the intestine are most often located in the:

A) Jejunum
B) Ileum
C) Cecum
D) Transverse colon
E) Sigmoid colon

Question 5

The most common viral cause of sialadenitis is:

A) Herpesvirus
B) Measles virus
C) Mumps virus
D) Cytomegalovirus
E) Epstein-Barr virus

Question 6

Atrophic gastritis is characterized by:

A) Xerostomia
B) Achlorhydria
C) Gastric hyperacidity
D) Achalasia
E) Reflux esophagitis

Question 7

Bacteriologically sterile peritonitis is a complication of:

A) Ruptured gastric ulcer
B) Gangrene of the large intestine
C) Gonococcal salpingitis
D) Acute pancreatitis
E) Acute appendicitis

Question 8

Carcinoma of the oral cavity presenting as a white,slightly elevated plaque is clinically described as:

A) Leukoplakia
B) Erythroplakia
C) Ulcer
D) Crater
E) Nodule

Question 9

Which of the following diseases causing malabsorption is associated with diagnostic pathologic changes in the intestine?

A) Diabetes
B) Radiation enteritis
C) Pancreatic insufficiency
D) Celiac sprue
E) Intestinal bacterial overgrowth

Question 10

Genetic predisposition to colonic cancer is inherited as an autosomal dominant trait in:

A) Hirschsprung's disease
B) Familial adenomatous polyposis syndrome
C) Peutz-Jeghers syndrome
D) Colonic diverticulosis
E) Ulcerative colitis

Question 11

The most common tumor of the salivary glands is:

A) Pleomorphic adenoma
B) Adenoid cystic carcinoma
C) Mucoepidermoid carcinoma
D) Adenocarcinoma of major ducts
E) Squamous cell carcinoma

Question 12

Approximately 50% of all carcinomas of the intestine develop in the:

A) Rectosigmoid area
B) Descending colon
C) Transverse colon
D) Ascending colon
E) Small intestine

Question 13

Obstructive ileus may be caused by all the following except:

A) Gallstones
B) Fecaliths
C) Volvulus
D) Incarceration of intestinal loops in a hernia sac
E) Spinal cord injury

Question 14

The best serologic marker of colonic carcinoma is:

A) Alpha-fetoprotein
B) Carcinoembryonic antigen
C) Chorionic gonadotropin
D) Alkaline phosphatase
E) Acid phosphatase

Question 15

The changes typical of Crohn's disease are found most often in the:

A) Anus
B) Rectum
C) Sigmoid colon
D) Transverse colon
E) Terminal ileum

Question 16

Most malignant tumors of the esophagus are histologically classified as:

A) Adenocarcinoma
B) Transitional cell carcinoma
C) Small-cell carcinoma
D) Squamous cell carcinoma
E) Sarcomas

Question 17

Most pedunculated colonic neoplastic polyps are classified as:

A) Hyperplastic polyp
B) Juvenile polyp
C) Inflammatory polyp
D) Tubular adenoma
E) Villous adenoma

Question 18

Crypt abscesses,serpiginous ulcerations,and inflammatory polyps of the large intestine are typical features of:

A) Diverticulosis coli
B) Crohn's disease
C) Ulcerative colitis
D) Pseudomembranous colitis
E) Cholera