Your-Doctor Multiple Choice Questions (MCQ)

Quiz Categories Click to expand

Category: Surgery--->The Esophagus and Diaphragmatic Hernia
Page: 2

Question 6#Print Question

All of the following hormones decrease LES tone EXCEPT:

a. Gastrin
b. Estrogen
c. Somatostatin
d. CCK
e. Glucagon


Question 7#Print Question

The most common cause of a deficient LES is:

a. Inadequate overall length
b. Mean resting pressure >6 mm Hg
c. Inadequate intra -abdominal length
d. Failure of receptive relaxation


Question 8#Print Question

Maximal esophageal mucosal damage is caused by exposure to:

a. Acidic fluid alone
b. Acidic fluid, food contents, and pepsin
c. Acidic fluid, trypsin, and food contents
d. Acidic fluid, pepsin, and bile salts
e. Neutral fluid, pepsin, and trypsin


Question 9#Print Question

The incidence of metaplastic Barrett esophagus (BE) progressing to adenocarcinoma is:

a. Less than 0.1% per year
b. 0.2 to 0.5% per year
c. 1 to 3% per year
d. 3 to 5% per year
e. Greater than 5% per year


Question 10#Print Question

The histologic hallmark of BE is:

a. Columnar epithelium
b. Goblet cells
c. Parietal cells
d. Cuboidal epithelium




Category: Surgery--->The Esophagus and Diaphragmatic Hernia
Page: 2 of 6