Actcm Pathol Ch12 Pancreas

Front 1

The pancreas can be divided into several parts, the largest of which is the: [1]
A. Endocrine part
B. Tail
C. Head
D. Body
E. Accessory part

Back 1

C. Head

Front 2

Which of the following is a digestive enzyme secreted by the pancreas? [2]
A. Amylase
B. Alkaline phosphatase
C. Somatostatin
D. Cholecystokinin
E. Secretin

Back 2

A. Amylase

Front 3

Which component of the pancreatic juices acts as a buffer and neutralizes the acidity of the gastric juice? [3]
A. Amylase
B. Lipase
C. Peptidase
D. Gastrin
E. Bicarbonate

Back 3

E. Bicarbonate

Front 4

Inadequate secretion of pancreatic digestive juices in chronic pancreatitis causes: [4]
A. Constipation
B. Dilatation of the intestines
C. Atrophy of the mucosa of the small intestine
D. Malabsorption
E. Jaundice

Back 4

D. Malabsorption

Front 5

Which of the following is an early sign of carcinoma of the head of pancreas? [5]
A. Hiccups
B. Gastric regurgitation
C. Jaundice
D. Pain in the left upper abdominal quadrant
E. Ascites

Back 5

C. Jaundice

Front 6

Which of the following tumors has the highest inciÂdence in 60- to 80-year-old American men? [6]
A. Insulinoma
B. Somatostatinoma
C. Gastrinoma
D. Adenocarcinoma of the head of pancreas
E. Adenocarcinoma of the papilla of Vater

Back 6

D. Adenocarcinoma of the head of pancreas

Front 7

Which is the most important and most abundant hormone secreted by the pancreas? [7]
A. Insulin
B. Glucagon
C. Somatostatin
D. Gastrin
E. Cholecystokinin

Back 7

A. Insulin

Front 8

Acute pancreatitis can be induced experimentally by all the following except: [8]
A. Cholecystectomy
B. Obstruction of the main pancreatic duct
C. Mechanical disruption of the pancreatic acinar cells
D. Drugs that injure pancreatic acinar cells
E. Injection of bile into the main pancreatic duct

Back 8

A. Cholecystectomy

Front 9

Fat necrosis typically found in and around the panÂcreas in acute pancreatitis is caused by a release of: [9]
A. Amylase
B. Lipase
C. Peptidase
D. Pepsin
E. Cholecystokinin

Back 9

B. Lipase

Front 10

Which of the following is a late complication of acute pancreatitis? [10]
A. Diverticulosis
B. Amyloidosis
C. Pseudocysts
D. Carcinoma of the ducts of pancreas
E. Zollinger-Ellison syndrome

Back 10

D. Carcinoma of the ducts of pancreas

Front 11

Typical pathologic findings in the pancreas affected by acute pancreatitis include all the following except: [11]
A. Edema of the head of the pancreas
B. Hemorrhage into the peripancreatic tissue
C. Necrosis of peripancreatic fat tissue
D. Foci of saponification around the pancreas
E. Bacterial peritonitis

Back 11

E. Bacterial peritonitis

Front 12

Chronic pancreatitis is: [12]
A. More common than acute pancreatitis
B. More common in males than in females
C. Associated with higher mortality than acute pancreatitis
D. Associated with higher levels of amylase in blood than acute pancreatitis
E. More common in children than in adults

Back 12

B. More common in males than in females

Front 13

X-ray examination of patients with chronic pancreatitis typically reveals: [13]
A. Edema of the head of the pancreas
B. Swelling of the tail of the pancreas
C. Distention of the papilla of Vater
D. Calcifications of the pancreas
E. Loss of endocrine cells from the pancreas

Back 13

D. Calcifications of the pancreas

Front 14

The most prominent histologic feature of chronic pancreatitis is: [14]
A. Metaplasia
B. Hyperplasia
C. Fibrosis
D. Ongoing necrosis
E. Apoptosis

Back 14

C. Fibrosis

Front 15

Functionally most pancreatic carcinomas are characterized by: [15]
A. Hyperinsulinism
B. Excess of glucagons
C. Hypergastrinemia
D. Excess of amylase
E. No hormonal symptoms

Back 15

E. No hormonal symptoms

Front 16

Histologically most carcinomas of the pancreas are classified as: [16]
A. Adenocarcinoma
B. Oat cell carcinoma
C. Squamous cell carcinoma
D. Transitional cell carcinoma
E. Acinic cell carcinoma

Back 16

A. Adenocarcinoma

Front 17

Which of the following diagnostic approaches is most reliable for visualizing the carcinoma of the pancreas? [17]
A. Plain abdominal film
B. Computed tomography (CT) scanning
C. Laparoscopy
D. Gastroscopy
E. Colonoscopy

Back 17

B. Computed tomography (CT) scanning

Front 18

A small pancreatic benign tumor that causes hypoglycemia and syncope is most likely: [18]
A. Insulinoma
B. Glucagonoma
C. Vipoma
D. Gastrinoma
E. Somatostatinoma

Back 18

A. Insulinoma

Front 19

Which of the following is most typical of diabetes mellitus? [19]
A. Oliguria
B. Anuria
C. Polyuria
D. Proteinuria
E. Cylindruria

Back 19

C. Polyuria

Front 20

Primary diabetes mellitus is: [20]
A. Caused by viral infection
B. Immune mediated
C. Multifactorial
D. Typically a disease of childhood
E. Caused by pancreatic tumors

Back 20

C. Multifactorial

Front 21

Which of the following is the most common form of 2 diabetes mellitus? [21]
A. Insulin-dependent diabetes
B. Non-insulin-dependent diabetes
C. Gestational diabetes
D. Autosomal dominant form of diabetes
E. Autosomal recessive form of diabetes

Back 21

B. Non-insulin-dependent diabetes

Front 22

A major biochemical abnormality typical of diabetes 2 mellitus that can be detected by blood analysis is: [22]
A. Hypoglycemia
B. Hyperglycemia
C. Hyperamylasemia
D. Hypoalbuminemia
E. Hypercalcemia

Back 22

B. Hyperglycemia