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EVC Flashcards

(21 cards)

1
Q

Polígono de Willis

A

Arteria aorta
Callado aórtico:

1)Carótida común izq
a) interna: va al cerebro y
forma el polígono
-Cerebral media
-Cerebral anterior
-comunicante anterior
b) externa: irriga la parte
externa del cráneo

2) Arteria subclavia izq:
a) Arteria vertebral -> arteria
basilar en cuanto entra al
cráneo->arteria cerebral
posterior y comunicante
posterior

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2
Q

Irrigación de lóbulos

A

A. cerebral media: lóbulo temporal y parietal, pasa por la cisura de Silvio.
A. cerebral anterior: lóbulo frontal (cuerpo calloso) y parietal.
A. cerebral posterior: temporal y occipital

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3
Q

Alteraciones en arteria cerebral ant

A

Personalidad, humor, desconexión callosa

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4
Q

Síndrome arteria cerebral media izq

A

-Afasia
-Síndrome de Gerstman
-Alexia
-Apraxia ideomotriz

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5
Q

Síndrome arteria cerebral media derecha

A

-Heminegligencia izq
-Alteraciones de la visón

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6
Q

síndrome de arteria cerebral posterior izq

A

-Anomia
-Memoria verbal

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7
Q

Arteria cerebral post derecha

A

-Desorientación espacial

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8
Q

Alteración cerebral post bilateral

A

-Prosopagnosia

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9
Q

Flujo sanguíneo cerebral

A

normal -> 50mL/min
isquemia -> 23 mL/min
daño cerebral -> 10mL/min

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10
Q

Tipos de hemorrágico

A

-subaracnoidea
-intracerebral
-trombosis venosa

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11
Q

AIT

A

-Dura menos de 24 h

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12
Q

Hemorragia intraparenquimatosa

A

-Primaria: más común, hipertensión
-Secundaria

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13
Q

Vía piramidal

A

V capa de la corteza, cel betz, área 4
cápsula interna
pedúnculo cerebral
porción basilar de puente
pirámide
decusasiónd e pirámide

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14
Q

Síndrome de neurona motora sup

A

parálisis espástica

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15
Q

síndrome de nuerona motora inf

A

parálisis flácida

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16
Q

Neurona sup e inf

A

la sup es estimulnate e inhibitoria de la inf, la inf es ejecutora

17
Q

Hemiplejía vs hemiparesia

A

plejia: no hay movimiento
paresia: se disminuye la fuerza

18
Q

Hemiparesia

A

Disminuye fuerza en Mitad izq o derecha

19
Q

Paraplejia

A

no hay mov en inferiores

20
Q

plejia aislada

A

Solo un músculo no tiene movilidad

21
Q

Hemiparesias

A

Por ambas neuronas
-directa o alternada