GIT 4

Question 1

1.
Which layer contains the lining epithelium?
a. Mucosa
b. Sub mucosa
c. Muscularis externa
d. Serosa
e. Adventitia

Answer 1

a. Mucosa

Question 2

2.
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. All of the above

Answer 2

a. Filiform papillae

Question 3

3.
Which layer contains Auerbach's plexus?
a. Mucosa
b. Sub mucosa
c. Muscularis externa
d. Serosa
e. Adventitia

Answer 3

c. Muscularis externa

Question 4

4.
Which cells secrete hydrochloric acid?
a. Parietal cells
b. Oxyntic cells
c. Chief cells
d. Mucous neck cells
e. Both a and b

Answer 4

e. Both a and b

Question 5

5.
What is another term for the intestinal glands?
a. Lacteal
b. Crypts of Lieberkuhn
c. Plicae circulares
d. Striated border
e. Villi

Answer 5

b. Crypts of Lieberkuhn

Question 6

6.
Which organ has a mucosa lined by nonkeratinized stratified squamous epithelium?
a. Esophagus
b. Stomach
c. Small intestine
d. Large intestine
e. Rectum

Answer 6

a. Esophagus

Question 7

7.
What are the folds of the stomach called?
a. Ruffled border
b. Taeniae coli
c. Gastric glands
d. Rugae
e. Gastric pits

Answer 7

d. Rugae

Question 8

8.
Which type of papillae on the tongue is mushroom shaped?
a. Filiform papillae
b. Circumvallate papillae
c. Fungiform papillae
d. Foliate papillae
e. All of the a bove

Answer 8

c. Fungiform papillae

Question 9

9.
Which layer contains the muscularis mucosa?
a. Mucosa
b. Sub mucosa
c. Muscularis externa
d. Serosa
e. Adventitia

Answer 9

a. Mucosa

Question 10

10.
What are microvilli called that are seen in the small intestine?
a. Lacteal
b. Crypts of Lieberkuhn
c. Plicae circulares
d. Striated border
e. Villi

Answer 10

d. Striated border