vascularizacion Flashcards

1
Q

sistema de irrigacion principal del encefalo

A

2 a carotidas internas

2 art vertebrales

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2
Q

carotida interna

A

rama terminal de la carotida comun (C3)

entra al craneo por: h temporal, por el conducto carotideo

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3
Q

art vertebral

A

rama de la subclavia, atraviesa foramenes transversos, entra al craneo por el agujero magno,

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4
Q

partes de la art carotida interna

A
carotida interna (porcion cervical)> Carotida interna porcion petrosa> arteria carotida interna porcion cavernosa (sifon carotideo) > 
rama terminal: art oftalmica
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5
Q

ramas de la art carotida interna

A

arterias hipofisiarias: irrigan: hipofisis e hipotalamo
arteria oftalmica: irriga: ojo
arteria coroidea anterior: territorio amplio: uncus, amigdala, hipocampo, globo palido, capsula interna anterior
ramas terminales de CI: cerebral anterior y cerebral media

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6
Q

ramas de la art vertebral

A

art espinales: art espinal anterior, art espinales posteriores
art cerebelosa posterio inferior (PICA), irriga: region posterolateral de la medula oblongada, parte posterior inferior del cerebelo
ramas terminales: basilar

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7
Q

ramas de la art basilar

A

art cerebelosa anteroinferior (AICA), irriga: cerebelo, medula oblongada y tegmento del puente
arterias pontinas
art cerebelosas superior: irriga: cerebelo y mesencefalo

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