Lecture 23 Flashcards

1
Q

What is the switch in epithelium from the esophageal to the gastric mucosa ?

A

Esophageal mucosa : stratified squamous epithelium.

Gastric mucosa : single layer columnar epithelium.

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2
Q

What are the 3 receptors on parietal cells and what do they do ?

A

Gastrin, Histamine and Acetylcholine receptors on parietal cells can be modulated by the ANS in order to produce more acid.

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3
Q

What is antiperistalsis ?

A

The mechanism triggered in order to vomit the contents of the proximal intestine.

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