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La práctica de la recuperación protege la memoria contra el estrés agudo
Amy M Smith1, Victoria A Floerke2, Ayanna K Thomas2
1Tufts University, 490 Boston Avenue, Medford, MA 02155, USA. amy.smith@tufts.edu.
Science (New York, N.Y.)
|November 26, 2016
Resumen
La práctica de recuperación, una técnica de aprendizaje que implica pruebas de práctica, puede fortalecer la memoria contra el estrés agudo. Este método hace que la recuperación de la memoria sea inmune a los efectos perjudiciales del estrés, a diferencia del simple reestudio.
Área de la Ciencia:
- Psicología cognitiva
- Neurociencia del estrés
- Aprendizaje y memoria
Sus antecedentes:
- Se sabe que el estrés agudo perjudica la recuperación de la memoria.
- El impacto del estrés en la memoria puede depender de la fuerza de la memoria.
Objetivo del estudio:
- Investigar si la práctica de recuperación puede mejorar la resiliencia de la memoria contra el estrés agudo.
- Determinar si las técnicas de aprendizaje influyen en los efectos del estrés en la memoria.
Principales métodos:
- Los participantes aprendieron información a través de la práctica de estudio o recuperación.
- El estrés fue inducido 24 horas después del aprendizaje.
- El rendimiento de la memoria se evaluó después de la inducción del estrés.
Principales resultados:
- El nuevo estudio condujo a un deterioro típico de la memoria inducido por el estrés.
- La práctica de recuperación protege la memoria de los efectos del estrés.
- La recuperación de la memoria no se vio afectada por el estrés en el grupo de práctica de recuperación.
Conclusiones:
- La fuerza de las representaciones de la memoria, mejorada por la práctica de recuperación, puede conferir inmunidad al deterioro de la memoria inducido por el estrés.
- Las estrategias de aprendizaje juegan un papel crítico en la modulación de los efectos del estrés en la recuperación de la memoria.
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