Deck 13: Lower Digestive System

Question 1

Immunocytochemistry for vasoactive intestinal polypeptide (VIP)can be used to identify which type of cell of the digestive system?

A) Enterocyte
B) Enteroendocrine cell
C) Goblet cell
D) Paneth cell
E) Parietal cell

Answer 1

B

Question 2

In which portion of the digestive tract are goblet cells the most abundant?

A) Duodenum
B) Esophagus
C) Jejunum
D) Large intestine
E) Stomach

Answer 2

D

Question 3

Lysozyme is an antibacterial protein secreted by:

A) Enterocytes
B) Enteroendocrine cells
C) Goblet cells
D) Paneth cells
E) Parietal cells

Answer 3

D

Question 4

In the gastric epithelium,which cells stain positively with the periodic acid Schiff (PAS)reaction?

A) Chief cells
B) Enteroendocrine cells
C) Mucous neck cells
D) Paneth cells
E) Parietal cells

Question 5

Brunner's glands are mucus-type glands characteristically found in the:

A) Duodenum
B) Esophagus
C) Ileum
D) Jejunum
E) Stomach

Question 6

Zymogen granules are present in:

A) Chief cells of the gastric epithelium
B) Enterocytes of the small intestine
C) Enteroendocrine cells of the small intestine
D) Goblet cells of the large intestine
E) Parietal cells of the gastric epithelium

Question 7

So-called central lacteals are lymphatic vessels found in the:

A) Lamina propria of villi in the small intestine
B) Muscularis externa of the stomach
C) Muscularis mucosae of the esophagus
D) Myenteric plexus of the large intestine
E) Submucosa of the esophagus

Question 8

A network of intracellular canaliculi and abundant microvilli are ultrastructural features of:

A) Chief cells of the gastric epithelium
B) Enteroendocrine cells of the small intestine
C) Surface mucous cells of the gastric epithelium
D) Paneth cells of the small intestine
E) Parietal cells of the gastric epithelium