Estomago Flashcards

1
Q

Estómago partes

A
Esfinter esofágico 
Fondo (hasta arriba)
Cuerpo
Antro
Esfinter pilorico
Duodeno
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2
Q

Interior del estomago

A

Tiene pliegues rugosos que aumentan la superficie de absorcion del estómago

Acido cloridrido
Moco

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3
Q

Irrigación

A

Curvatura mayor: gastro epiploica izq y derecha vasos cortos

Curvatura menor: hepatica, esplenica, gastrica izquierda (tronco celiaco)

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4
Q

Drenaje venoso

A

Curvatura mayor:
Vasos cortos
Epiploica izq y derecha

Curvatura menor:
Gastrica derecha

Drenan en la porta y en la mesenterica

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5
Q

Innervacion

A

Vago X encargado del acido clorhidrico

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6
Q

Microscopica

A

Mucosa
Submucosa
Musculo
Serosa

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7
Q

Pepsina

A

Hidroliza proteinas en presencia de acido

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8
Q

Epitelio

A

Columnar simple

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9
Q

Celula parietal

A

Encargada de secretar el acido

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10
Q

Celulas mucosas

A

Secretan musinas

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11
Q

Celulas del cuello

A

Moco alcalino (contrarrestar acidez)

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12
Q

Celulas principales

A

Secretan pepsinogeno

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13
Q

Celula enteroendocrinas

A

Secretan gastrina cuando las celulas parietales actuan

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