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GI Physiology > Gastric Secretion > Flashcards

Gastric Secretion Flashcards

1
Q

Parietal cells are found where and they secrete what?

A

Body of stomach

HCl and intrinsic factor

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2
Q

Chief cells are found where and they secrete what?

A

Body of stomach

Pepsinogen

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3
Q

G cells are found where and they secrete what?

A

Antrum of stomach

Gastrin

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4
Q

Mucous cells are found where and they secrete what?

A

Antrum of stomach

Mucus; Pepsionogen

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5
Q 
Gastric Parietal cell
Apical membrane (lumen) has what channels?
Basolateral membrane (blood) has what channels?
A

Apical: Hydrogen-Potassium ATPase and Chloride channels
Basolateral: SODIUM-Potassium ATPase and Chloride-HCO3- Exchangers

***The cells have carbonic anhydrase to turn H2CO3 –> CO2 + H2O and vice versa

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GI Physiology (3 decks)

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