GI Histology 2 - Oesophagus and Stomach

What are the three things which make up the mucosa?

Where is mucosa found in the gut wall?

What is the lamina propria and where it is found? What does it contain?

What is the muscularis mucosae in the mucosal layer of the GI tract? What is its function?

What are the four basic types of mucosa found in the Gi tract and give an example of where they are found?

In what kind of mucosa are goblet cells found in abundance? What is their function?

What are endocrine cells called in the GI tract? Where are large numbers of them found and what do they secrete?

What is the function of hormones secreted from neuroectodermal cells?

What is the submucosa? What is its function and what does it contain?

Where is Meissners plexus found? What does it innervate and what is it formed from?

Where is the muscularis propia found? What are the two layers of muscles and what function do they perform?

Where it the myenteric plexus found? What is it formed from?

What is the function of the oesophagus?

What is the adventitia? What tends to pass through it?

When does the lumen of the oesophagus expand?

What is adventitia known as in the peritoneal cavity? What kind of epithelium is present here?

When the oesophagus is relaxed what state is the mucosa in?

What kind of epithlium lines the oesophagus?

How does the muscularis mucosae vary in thickness in the oesophagus?

True or false: the submucosa in the oesophagus contains elastic fibres for flexibility.

What kinds of glands are present in the submucosa of the oesophagus?

What are the three different regions in the muscularis externa of the oesophagus?

What happens to the epithelium at the oesophagogastric junction?

What is the gastroesophageal sphincter?

What are three diseases associated with the gastroesophageal sphincter?

What is the function of the stomach?

What are the three things that are required for the stomach to function?

What are the folds of mucosa and submucosa called in the stomach?

What are secretions from the stomach?

What is chyme?

How is chyme produced?

What are the three areas of the stomach?

What kind of glands are present in the cardia of the stomach?

What do glands secrete in the body of the stomach?

What is secreted from glands in the pylorus?

What are the predominant cells in the cardiac mucosa? What other cells are present?

What are the main cells in the pyloric mucosa?

What is different in the glands in the cardiac and pyloric mucosa?

What kind of glands are found in the fundus?

What kind of cells are present in the upper gastric pit glands?

What kind of cells are present in lower gastric glands?

What is the function of the glands in the body of the stomach?

What are the four things secreted from the stomach?

What are the three types of cells in the stomach?

What are two other names for oxyntic cells?

What is presence on the surface of mucous cells?

Where in particular are mucous cells found?

What do chief cells contain?

What is the main zymogen secreted by chief cells?

What is secreted by oxyntic cells?

What is the function of HCl?

What is the large surface area of oxyntic cells due to?

Whats gastric intrinsic factor required for?

What are gastric enteroendocrine cells? What do secretions include?