sustancia blanca Flashcards

1
Q

tipos de Fibras nerviosas:

A

Fibras de proyección,
fibras de asociación,
fibras comisurales

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2
Q

Síndrome calloso (de Sperry)

A

sindrome del cerebro dividido

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3
Q

fibras de asociacion

A

conecta distintas regiones del mismo hemiferio

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4
Q

Las comisurales

A

conectan hemisferios en regiones pares

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5
Q

fibras de Proyeccion

A

puede ser aferente o eferente

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6
Q

aferencias extratalamicas

A

vias dopaminergicas
noradrenergicas
serotoninergicas
colinergicas

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7
Q

la via extratalamica Serotoninergica

A

para el estado de animo nace de los nucleos del rafe

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8
Q

las vias dopaminergica y noradrenergica

A

nacen de los nucleos A1, A2, A5, A7 y locus ceruleus

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9
Q

fibras de proyeccion talamicas de modalidad especifica

A

de nucleos talamicos de modalidad especificas a cortezas primarias

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10
Q

fibras de proyeccion talamicas de modalidad inespecifica

A

de nucleos talamicos de modalidad inespecifica a cortezas de asociacion

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11
Q

fibras de asociacion pueden ser …

A

largas y cortas

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12
Q

que fibras forman la mayor parte de la sustancia blanca ?

A

fibras de asociacion

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13
Q

ejemplos de fibras de asociacion largas

A

longitudinal superior
cingulo
longitudinal inferior
f uncinado
arqueado

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14
Q

fibras comisurales

A

cuerpo calloso
comisura anterior
comisura del fornix

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15
Q

llongitudinal superior

A

occipital
temporal
parietal
frontal

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16
Q

fascículo longitudinal inferior,

A

los lóbulos temporal y occipital, es difícil de observar en una disección.