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Diferencias sexuales en el cerebro: implicaciones para explicar el autismo
Simon Baron-Cohen1, Rebecca C Knickmeyer, Matthew K Belmonte
1Autism Research Centre, Cambridge University, Department of Psychiatry, Douglas House, 18b Trumpington Road, Cambridge CB2 2AH, UK. sb205@cam.ac.uk
Science (New York, N.Y.)
|November 8, 2005
Resumen
Las hembras sobresalen en empatizar y los machos en sistematizar. Este estudio sugiere que la neuroanatomía autista puede representar versiones extremas de los patrones cerebrales masculinos típicos, vinculando el autismo con una sistematización mejorada y una empatía deteriorada.
Área de la Ciencia:
- La neurociencia es la neurociencia.
- Psicología del desarrollo Psicología del desarrollo.
- Autismo Investigación de la Investigación del Autismo.
Sus antecedentes:
- Empatizar implica comprender los estados mentales y las emociones.
- La sistematización implica comprender los sistemas basados en reglas.
- Las diferencias a nivel de población muestran a las mujeres como empatizadoras más fuertes y a los hombres como sistematizadores más fuertes.
Objetivo del estudio:
- Para explorar la teoría del "cerebro masculino extremo" en el autismo.
- Para investigar si la neuroanatomía autista refleja la neuroanatomía masculina extrema.
- Para vincular el autismo a la empatía deteriorada y la sistematización mejorada.
Principales métodos:
- Análisis comparativo de la neuroanatomía en individuos autistas y hombres típicos.
- Examen de las capacidades de empatía y sistematización.
- Prueba de la hipótesis del "cerebro masculino extremo".
Principales resultados:
- El autismo se caracteriza por una disminución de la empatía y una sistematización mejorada.
- Las características neuroanatómicas específicas del autismo se alinean con los extremos de la neuroanatomía típica masculina.
- Los hallazgos apoyan la teoría del "cerebro masculino extremo" del autismo.
Conclusiones:
- El autismo puede representar un extremo del patrón cerebral masculino.
- Las diferencias neuroanatómicas en el autismo se alinean con una mayor sistematización y una menor empatía.
- Esta investigación proporciona una base neurobiológica para la teoría del "cerebro masculino extremo".
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