MCQ GIT HISTOLOGY
1. What is the innermost layer of the GI tract called?
a. Mucosa
b. Sub mucosa
c. Muscularis externa
d. Serosa
e. Adventitia
2. What is the outer layer of the GI tract called when it is abutting another organ?
A. Mucosa
B. Sub mucosa
C. Muscularis externa
D. Serosa
E. Adventitia
3. Where is the primary site for absorption of nutrients?
a. Stomach
b. Small intestine
c. Ascending colon
d. Descending colon
e. Liver
4 Which of the following structures is not a characteristic feature of small intestine?
A. Plicae circulars
B. Microvilli
C. Rugae
D. Villi
E. Peyer's patches.
5. What are the fingers like projections of mucosa that are seen in the small intestine?
a. Lacteal
b. Crypts of Lieberkuhn
c. Plicae circulares
d. Striated border
e. Villi.
6. Which organ has a mucosa lined by nonkeratinized stratified squamous epithelium?
a. Esophagus
b. Stomach
c. Small intestine
d. Large intestine
e. Rectum
7. Which layer consists of only a single layer of epithelial cells and underlying
connective tissue?
a. Mucosa
b. Sub mucosa
c. Muscularis externa
d. Serosa
e. Adventitia
8. What is the primary cell of the intestinal epithelium of the large intestine?
a. Goblet cell
b. Paneth cells
c. Parietal cells
d. Columnar absorptive cell
e. Chief cells
9. Which type of papillae on the tongue does NOT contain taste buds?
a. Filiform papillae
b. Circumvallate papillae
c. Fungiform papillae
d. Foliate papillae
e. Foliate papillae and Circumvallate papillae
10. What cell type makes up the mucosa of the gallbladder?
a. Simple squamous epithelium
b. Simple cuboidal epithelium
c. Simple columnar epithelium
d. Stratified squamous epithelium
e. Transitional epithelium
11. Which of the following is the exocrine portion of the pancreas?
A. Islets of Langerhans
B. Acini
C. Beta cells
D. Delta cells
E. Alpha cells
12. What is another term for the intestinal glands?
a. Lacteal
b. Crypts of Lieberkuhn
c. Plicae circulares
d. Striated border
e. Vill
13. What are the valves which regulates the flow of bile into the intestine?
a. Rokitansky-Aschoff sinuses
b. Ducts of Luschka
c. Duct of Wirsung
d. Ampulla of Vater
e. Sphincter of Oddi
14. Which of the following is NOT a function of the liver?
a. Metabolism of bilirubin
b. Deamination of amino acids
c. Storage of iron
d. Storage of copper
e. Storage of calcium.
15. What is the space between the liver sinusoids and the hepatocytes called?
a. Space of Disse
b. Space of Mall
c. Vacuole
d. Lacuna
e. Howship's lacuna
16. Which structures are parts of the portal triad?
a. Portal vein and sinusoids
b. Hepatic artery and lobule
c. Central vein and Hepatic artery
d. Sinusoids
e. Portal vein and Hepatic artery
17. What are divertiuclae of the mucosa of the gallbladder called?
a. Rokitansky-Aschoff sinuses
b. Ducts of Luschka
c. Duct of Wirsung
d. Ampulla of Vater
e. Sphincter of Oddi
18. What is another term for the valve of Kerckring?
a. Lacteal
b. Crypts of Lieberkuhn
c. Plicae circulares
d. Striated border
e. Villi
19. Which type of papillae on the tongue is the most abundant?
a. Filiform papillae
b. Circumvallate papillae
c. Fungiform papillae
d. Foliate papillae
e. All of the above
20. Which cells secrete intrinsic factor?
a. Parietal cells
b. Oxyntic cells
c. Chief cells
c. Mucous neck cells
e. Both a and b
