Fisiologia gástrica Flashcards

1
Q

presença de alimento

A

libera gastrina

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2
Q

Células G

A

gastrina(estimula secreção de ácido cloridríco)

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3
Q

célula parietal

A

produz ácido e fator intrínseco

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4
Q

Célula D

A

somatostatina

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5
Q

somatostatina

A

Inibe a celula G e a parietal

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6
Q

grelina

A

hormônio da fome

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7
Q

Helicobater pylori

A
  • destroem muco, inibe células D, sobrevivem apenas em mucosa gástrica.
  • eleva gastrina
  • eleva risco de CA gástrico.
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8
Q

úlcera duodenal

A

melhora pós comer

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