Psicobiologia

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  • Words: 122
  • Pages: 45
Dr. Guillermo Rivera, PhD.

Neurociencia Bases y fundamentos Gustavo Hector Vazquez Editorial Polemos 2005

http://psicobiologia-upsa.blogspot.com/

El cerebro

El encéfalo

Cerebro

Ganglios basales

Tronco encefálico y médula espinal

• Plantilla para la síntesis de ARNm, queluego es exportado al soma para la produccion de ribosomas

Ribosomas • Parte del reticulo endoplasmico • R Libres Sintesis proteinas celulares

Ribosomas • Fuente de energia • Oxidacion de la comida • ATP • Contraccion muscular, bombas de iones

Apto de Golgi • Modela estructura proteica final

Lisosomas • Sistema digestivo celular

Tipos sinapsis

Sinapsis quimica

Terminal presinaptico Membrana presinaptica Espacio sinaptico

Membrana postsinaptica

Boton terminal

neuroglia • • • • •

Células no neuronales SNC 40% VOLUMEN TOTAL Sostener Nutrir Mantener ambiente estable

Macroglia Oligodendrocitos

ependimo

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