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a. gastric cancer-high in Japan
b. Burkitt''s lymphoma-high in Africa
c. prostate cancer-high in France and USA
d. all of above are correct
2. Choose the incorrectly matched one of environmental and occupational factors and their related cancers
a. chimney sweeps - scrotal cancer
b. Aniline dye workers - kidney cancer
c. Asbestos - Mesothelioma
d. cigarette - laryngeal cancer
3. Choose the incorrectly matched one
a. leukemia - red boggy gingiva
b. pernicious anemia - atrophic tongue
c. measles - Koplik''s spot on the buccal mucosa
d. Addison''s disease - hypopigmentation
4. All of the following esophageal disease may predispose to esophageal cancer, except
a. esophagitis
b. Barret''s esophagus
c. Mallory - Weiss syndrome
d. Achalasia
5. Which of the following is a cause of acute gastritis?
a. alcohol
b. aspirin
c. stress
d. smoking
e. all of the above
6. Which of the following is not a frequent location of peptic ulcer?
a. first portion of duodenum
b. lower half of lesser curvature
c. Cardia
d. lower 1/3 of esophagus
7. Which of the following is consideres as a predisposing condition of peptic ulcer?
a. liver cirrhosis
b. pancreatitis
c. hyperparathyroidism
d. all of the above
8. Which of the following is the main pathophysiology of the duodenal ulcer?
a. impaired mucosal defense
b. excess acid secretion
c. both a and b
d. neither a and b
9. Regarding the peptic ulcer, which of the following is not true?
a. certain gastric ulcer may become malignant
b. benign gastric ulcer remains benign
c. duodenal ulcer do not become malignant
d. perforation is a predicable sign of malignancy
10. Of the following causes of intestinal obstruction the most common cause is
a. hemias
b. intussusception
c. adhesions
1
d
2
b
3
4
c
5
e
6
7
8
9
10
a