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GI > gastric physiology > Flashcards

gastric physiology Flashcards

1
Q

what do parietal (oxyntic) cells secrete?

A

gastric juice and intrinsic factor

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2
Q

what do chief cells secrete?

A

pepsinogen

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3
Q

where is the antrum?

A

lower region of stomach

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4
Q

what are the two other types of cell found all over the stomach?

A

ECL cells

D cells

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5
Q

what do D cells secrete

A

somatostatin carlydomato

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6
Q

ECL cells secrete?

A

histamine

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7
Q

where are most funtional cells of the stomach found ?

A

gastric pits

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8
Q

difference in secretion of mucous cells and parietal cells

A

mucous cells secrete alkali fluid

parietal cells secrete acid

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9
Q

what acid is secreted by oxycyntic cells

A

HCL

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10
Q

pernicious anaemia results from autoimmune attack of gastric parietal cells. Why would you need b12 injections?

A

parietal cells produce intrinsic factor

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11
Q

which cells produce gastrin?

A

g cells

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12
Q

somatostatin released by ?

A

D cells

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GI (22 decks)

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