Datos finales cerebro Flashcards

1
Q

Peso del cerebro

A

1250 g en mujeres
1350 g en hombres

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2
Q

Volumen del cerebro

A

1500 cm3

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3
Q

Superficie del cerebro

A

2000 cm2

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4
Q

Porcentaje de agua en el cerebro

A

80%

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5
Q

Número de neuronas y conexiones

A

100.000 millones de neuronas
100 billones de conexiones

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6
Q

Longitud de las vías mielinizadas y vasos sanguíneos del cerebro

A

180.000 km de vías mielinizadas
160.000 km de vasos sanguíneos

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7
Q

Gasto energético del cerebro

A

En torno al 20% de la energía total disponible

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8
Q

Velocidad y frecuencia de los impulsos cerebrales

A

300 impulsos / segundo a 360 km/h

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9
Q

Vida media neurona

A

60 días

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10
Q

Muerte de neuronas

A

Al día mueren 10.000 (a partir de los 20-30 años)

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11
Q

¿Hay neurogénesis?

A

Cierta neurogénesis, pero muy pequeña.

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12
Q

Peso del cerebro

A

1250 g en mujeres
1350 g en hombres

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