Irrigaciones y aspectos clínicos (tema 4) Flashcards

1
Q

Arteria cerebral anterior - ramas corticales

A

Ramas corticales:
zona dorsal de: lobulo frontal, lobulo parietal hasta surco parietooccipital,
y superficie medial del hemisferio hasta surco parietooccipital.

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2
Q

Arteria cerebral anterior - ramas subcorticales

A

Nucleo lenticular + nucleo caudado + capsula interna

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3
Q

Arteria cerebral media - ramas corticales

A

Superficie lateral del hemisferio y lobulos: frontal, parietal y occipital

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4
Q

Arteria cerebral media - ramas subcorticales

A

Nucleo lenticular + nucleo caudado + capsula internaq

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5
Q

Arteria basilar —–> Arteria cerebral posterior

A
Cerebelo
Tronco cerebral
Medula espinal
Meninges
Regiones posteriores del diencefalo
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6
Q

Arteria cerebral posterior - Ramas corticales

A

Superficie inferolateral y medial del lobulo temporal

Superficie lateral y medial del lobulo occipital

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7
Q

Arteria cerebral posterior - Ramas subcorticales

A
Talamo
Nucleo lenticular
Mesencefalo
Glandula pineal
Cuerpos geniculados mediales
Plexos coroideos
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8
Q

Término - unión de unas arterias con otras, que le da la forma de heptágono irregular al polígono de willis

A

Anastomosis

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9
Q

Daños por falta de irrigación total al encéfalo:

  • Tras 5-10 segundos
  • Tras 1 minuto
  • Tras 4 minutos
A
  • perdida de conciencia
  • Cese de actividad neural
  • daño neural irreversible
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10
Q

Procesos donde se produce una interrupción del riego sanguíneo

A

Procesos isquemicos (o infarto cerebral)

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11
Q

Daño en la arteria (cerebral)

A

Ateroma

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12
Q

Acumulacion de grasa en las arterias

A

Trombosis

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13
Q

Malformaciones congénitas en las arterias

A

Aneurismas

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14
Q

Rotura de una arteria asociada a alteraciones en la tensión arterial o a ateromas

A

Hemorragia cerebral

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