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GASTROENTELOGÌA > Generalidades > Flashcards

Generalidades Flashcards

1
Q

Plexos mas importantes

A

Plexo de Meissner
Plexo de Auerbach

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2
Q

Localizacion del plexo de meissner

A

Submucosa

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3
Q

Localizacion del plexo de Auerbach

A

Muscular

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4
Q

Este pexo permite el movimiento

A

Auerbach

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5
Q

Este plexo se encarga de la secrecion gastrointestinal y el flujo sanguineo local

A

Meissner

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6
Q

Primer prueba a realizar en caso de disfagia

A

Endoscopia

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7
Q

Banderas rojas en sintomas esofagicos:

A
  • Dasfagia
  • Dolor toracico
  • Odinofagia
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8
Q

Cuales son los estimulos para la secrecion de acido gastrico?

A
  • Histamina
  • Acetilcolina
  • Gastrina
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9
Q

Funciones del estomago:

A
  • Almacenamiento
  • Mezcla y propulsion
  • Vaciamiento
  • Regulacion de la ingesta: grelina / lepsina
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10
Q

Principales cel del estomago

A
  • Principales
  • Parietales
  • Cel G

Pepsinogeno - degrada proteinas

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11
Q

Que secretan la cel principales?

A
  • Pepsinogeno y lipasa gastrica
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12
Q

Que secretan las cel parietales (oxinticas)?

Antro y cuerpo

A
  • Factor intrinseco
  • acido clorhidrico
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13
Q

Que secretan las cel G?

A
  • Gastrina
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14
Q

Funcion del factor intrinseco?

A

Permite absorcion de vitamina B

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15
Q

Factores agresores estomago:

A
  • AINES
  • Alcohol
  • Acidos
  • Pepsinas
  • H pylori
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16
Q

Factores protectores del esotmago?

A
  • MOCO
  • Bicarbonato
  • Barrera mucosa
  • Gastrica
  • Flujo sanguineo de la mucosa
17
Q

Vitaminas que se absorben en el ileon:

A
  • A
  • D
  • K
  • E
18
Q

Que ocasiona la deficiencia de vitamina A?

A

Ceguera nocturna

19
Q

Que ocasiona la deficiencia de vitamina k?

A

Hemorragias

20
Q

Que ocasiona la deficiencia de vitamina E?

A

Neuropatias sensitivas y motoras

21
Q

Donde se absorbe la vitamina B12?

A

En la parte terminal del ileon

22
Q

Estructuras que derivan del endodermo:

A

Epitelio del tracto GI, ves;icula, pancreas y el higado

23
Q

Estructuras que derivan del ectodermo:

A

Sistema nervioso enterico

24
Q

Estructuras que derivan del mesodermo:

A

Tejido conectivo
Musculo liso

25
Q

Funciones del acido del estomago:

A
  • Destruuir bacterias ingeridas con los alimentos
26
Q

Primer causa de varices esofagicas:

A

Hipertension portal y cirrosis

27
Q

Que tiene de diferente el esofago en su composicion histologica?

A

No tiene serosa

GASTROENTELOGÌA (17 decks)

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