Pyloric region of the human stomach

In what ways does the structure of the mucosa in this region differ from that seen in the body of the stomach?

Which types of secretory cells predominate in the mucosa and what is the function of their secretions?

Endocrine cells known as G cells are scattered throughout the mucosa, but you will not be able to find them in your H&E stained section.

What hormone do these cells secrete, and what is its function?

The image on the left hand side shows the inner surface of the cardiac region of the stomach. It contains mainly mucous secreting glands.

Can you identify the epithelium, lamina propria, muscularis mucosa, submucosa, blood vessel, and mucus secreting glands.

What's wrong with this stomach?

How does the histological structure of this stomach taken from a patient differ from normal.

Why do you think this is?