neurohistologia Flashcards

1
Q

células del sistema nervioso central

A
  1. astrocitos
  2. microglia
  3. oligodendrocitos
  4. ependimarias
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2
Q

células del sistema nervioso periférico

A

shawnn
satélite

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3
Q

neuronas definición

A

celulas excitables especializadas en conducir impulsos nerviosos potenciales de accion

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4
Q

partes de la neurona

A
  1. soma, cuerpo celular o pericarion
    varia de tamaño
    contiene nucleo
    sintesis de proteinas
  2. neuritas
    axon
    envia impulsos nerviosos
    largos
    uno por neurona 1.5 m
  3. dendritas
    reciben los impulsos nerviosos
    cortas
    multiples
    contienen espinas
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5
Q

axon

A

tienen maquinarias de transporte de moleculas debido a su longitud
los rieles son los microtubulos. los motores son distintas proteinas

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6
Q

morfología neuronal características

A

multiples tipos de neuronas
caracteristicas similares
morfologia dictaminada por su funcion

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7
Q

tipos de morfología neuronal

A

1 unipolar
2 bipolar
3. seudounipolar
4 multipolar
5 piramidal
6 purquinje

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8
Q

celula unipolar

A

cuerpo celular
1 axón
telodendromero

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9
Q

célula bipolar

A

dendritas
cuerpo celular
axon

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10
Q

célula seudounipolar

A

cuerpo celular
1 axón se bifurca

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11
Q

célula multipolar

A

dendritas
cuerpo celular
axón

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12
Q

celula piramidal

A

cuerpo celular
múltiples dendritas

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13
Q

célula purquinje

A

muchísimas dendritas
cerebelo

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14
Q

comunicación neuronal

A

impulsos nervioso (potencial de accion)
axon
dendritas
cuerpo celular

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