Vias de conduccion nerviosa
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Transcript of Vias de conduccion nerviosa
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•TACTO EPICRÍTICO •VIBRACION•PROPIOCEPCION CONCIENTE
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Tracto Espino Talámico
TACTO PROTOPATICO
PRESIÓNSENSIBILIDAD
TÉRMICANOCICEPCIÓN
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Tracto Espino Retículo Talámico
• Se diferencia del anterior (Espino Talámico) porque a nivel de la formación reticular va a realizar varias sinapsis,
• La señal hacia la corteza va a ser mas difusa las dispersa y mas lenta
• Es una importante vía activadora de la corteza
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Tracto Espino Tectal
• Acaba en el tubérculo cuadrigémino superior o colículo superior a nivel del mesencefalo
• Sirve para realizar reflejos espino visuales es decir orientar los ojos, el tronco y la cabeza hacia un estímulo
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Tracto Espino Olivar
• Se inicia de la misma manera que los anteriores y acaba en el Nucleo Olivar Inferior
• Desde aquí se produce una segunda desusación es decir vuelve al lado homolateral
• Luego a través del pedúnculo cerebeloso inferior se introduce en el cerebelo para transmitir impulsos cutaneo y propioceptivos al cerebelo que van a servir para el aprendizaje de conductas motoras
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El dorsal alcanza el Nucleo dorsal
tambien se denomina Columna de Clarke y luego a
traves del Pedúnculo
cerebeloso inferior introducirse en el
cerebelo
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VIAS DESCENDENTES
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