Histology-World!

 

 

 

Histology Testbank: Gastrointestinal System 4

 

Instructions: For each histology question, pick the one best answer. This histology test bank is also useful for the histology questions on the USMLE (USMLE step 1). Click here for answers and detailed explanations.

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

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

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

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

5.
What is another term for the intestinal glands?
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.
What are the folds of the stomach called?
a. Ruffled border
b. Taeniae coli
c. Gastric glands
d. Rugae
e. Gastric pits

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 above

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

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

Click here for answers and detailed explanations.