Clase 22 Flashcards

1
Q

Región de transición entre el recto y el exterior

A

Ano

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2
Q

Irrigación del ano

A

Arterias hemorroidales inferiores

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3
Q

Drenaje venoso

A

3 plexos venosos
Superior
Medio
Inferior

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4
Q

Inervación del ano

A

nervio anal (plexo pudendo)

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5
Q

Altura del canal anal

A

4 cm

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6
Q

Porción final del tuvo digestivo

A

Ano

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7
Q

Funcion del recto

A

Almacenar el bolo fecal y deshidratarse antes de ser expulsado al exterior

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8
Q

Irrigacion del recto

A

Ramas de las arterias sigmoideas (mesenterica inferior)

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9
Q

Drenaje venoso del recto

A

Mesenterica inferior= Sistema porta hígado

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10
Q

Estructuras anatómicas en el interior de la vena yugular interna

A

Válvulas de houston

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11
Q

Drenaje venoso del recto y canal anal

A

V. Rectal superior: Desemboca ennla vena mesentérica inferior (porta)
V. Rectal media: Desemboca ennla vena ilíaca interna (cava)
V. Rectal inferior : Desemboca en la vena pudenda interna (cava)

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12
Q

Región de transición entre el recto y el exterior

A

Ano

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13
Q

Mucosa del ano

A

Superior. Epitelio cuboideo simple
Medio. Epitelio dermopapilar liso no queratinizado
Inferior. Epitelio estratificado queratinizado

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14
Q

Configuración interna del Ano

A

Arriba. Línea pectinea
Debajo. Borde inferior de las válvulas semilunares, que se prolongan hacia arriba formando las columnas de Morgani
Fijación. Elevador del ano + esfínteres interno y externo

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15
Q

Que hay entre cada columna de morgagni

A

Valvula semilunar

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16
Q

Irrigacion del ano

A

Arterias hemorroides inferiores

17
Q

Drenaje venoso

A

3 plexos venoso
Superior (portal)
Medio (cava)
Inferior (cava)

18
Q

Inervacion del ano

A

Nervio anal (plexo pudendo)