2009 final

Question 1

What is a characteristic of the parotid glands?

Answer 1

They open opposite to the 2nd molar teeth

Question 2

Tall columnar epithelial cells with dense lymphoid stroma

Answer 2

Warthin’s

Question 3

A mass in the parotid with uniform cells and eosinophilic cytoplasm

Answer 3

Oncocytoma

Question 4

If a patient with unilateral cervical lymph node enlargement with ulcer below tongue. What must be excluded first?

Answer 4

Squamous cell carcinoma of the tongue

Question 5

Tumor in the salivary glands with biphasic pattern

Answer 5

Mucoepidermoid carcinoma

Question 6

What is the difference between primary secretion of saliva gland and the modified secretion?

Answer 6

Tonicity

Question 7

If a person swallowed repeatedly every 1-2 seconds. What will happen?

Answer 7

Esophagus will only contract after the last swallow

Question 8

What is secreted in response to high acidity in duodenum?

Answer 8

Secretin

Question 9

What is secreted by enterochromaffin like cells?

Answer 9

Histamine

Question 10

What is the characteristic of barrett esophagus?

Answer 10

Goblet cells + intestinal metaplasia

Question 11

What is seen in a patient with H-pylori gastritis?

Answer 11

Lymphoid aggregates with plasma cells

Question 12

A patient went to south east asia and came back with bloody diarrhea

Answer 12

Flask-sharp ulcers

Question 13

A 75-year-old patient with hematemesis, exophytic mass was present in the antrum

Answer 13

Adenocarcinoma

Question 14

A patient with spindle cell tumor with positive C-kit

Answer 14

Stromal tumor

Question 15

A patient with regurgitation and dysphagia

Answer 15

Achalasia

Question 16

What is bound to the bore area of the liver?

Answer 16

Coronary ligament

Question 17

Upon continuous toxic exposure, stellate cells will secrete

Answer 17

Collagen

Question 18

What is conjugated in hepatocytes to glucoronic acid?

Answer 18

Bilirubin

Question 19

What is excluded out of the gallbladder?

Answer 19

NaCl

Question 20

What causes contraction of gallbladder?

Answer 20

CCK

Question 21

What causes relaxation of the sphincter of oddi?

Answer 21

VIP

Question 22

A patient with liver cells showing ground glass appearance

Answer 22

HBV

Question 23

A patient with Mallory body hyalination

Answer 23

Alcoholic hepatitis

Question 24

A middle-aged female with anti-SMA + ANA

Answer 24

Plasma cell infiltrate

Question 25

A patient with steroids developed a solitary mass in liver

Answer 25

Liver cell adenoma

Question 26

What usually occurs at the porta hepatis?

Answer 26

Rt + Lt hepatic duct form the common hepatic duct

Question 27

What is the origin of smooth muscles in the GIT?

Answer 27

Splanchic mesoderm

Question 28

What is the mechanism of cimetidine?

Answer 28

Inhibit metabolism of other drugs

Question 29

What will happen if you cut the autonomic nerves out of the snall intestine for contraction?

Answer 29

It will not be affected

Question 30

Amylase is inactivated in the stomach at pH 4, how does digestion of the starch continue there?

Answer 30

Salivary amylase in the core of the food, as pH will take longer time to inactivate that

Question 31

When will clinical manifestation of S. Typhi start?

Answer 31

After ileal penetration

Question 32

What causes Vitamin B-12 deficiency?

Answer 32

Antibodies to intrinsic factors

Question 33

A 19-year-old female patient with fouly smell diarrhea, investigations showed high tTG antibodies. What is the best to treat?

Answer 33

Gluten free diet

Question 34

In the previous question, what is the best way to diagnosis?

Answer 34

Small bowel biopsy

Question 35

What is antagonist for muscarinic receptors?

Answer 35

Hyoscine

Question 36

What is a dopamine receptor antagonist?

Answer 36

Metoclopramide

Question 37

What is the mechanism of action of lactulose?

Answer 37

Retaining fluid in the bowel by osmosis

Question 38

What is used as a landmark for the base of the appendix?

Answer 38

Ileal orifice

Question 39

In which part does reverse peristalsis occur?

Answer 39

Colon

Question 40

What is a characteristic of HNPCC?

Answer 40

Mutations in mismatch repair genes

Question 41

Which measures the antion transporter?

Answer 41

Bilirubin