GI - Regulatory substances Flashcards Preview

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Flashcards in GI - Regulatory substances Deck (3)
1

Cholecystoknin

I cells (duodenum, jejunum)

CCK acts on neural muscarinic pathways to cause pancreatic secretion.

Remember: I call my kin about paying dues in June, for borrowing my pan.

2

Glucose-dependent insulinotropic peptide

K cells (duodenum, jejunum)

Decrease gastric H+ secretion.
Increase insulin release.

Remember: Kathy gypped me of my dues in June; I lost my assets (acid) but I had insurance (insulin).

3

Gastrin

Gastrin is released from G cells.
It stimulates ECL cells --> Histamine
Parietal cells --> H+