Integrating hippocampus and striatum in decision-making.
Curr Opin Neurobiol
; 17(6): 692-7, 2007 Dec.
Article
en En
| MEDLINE
| ID: mdl-18313289
ABSTRACT
Learning and memory and navigation literatures emphasize interactions between multiple memory systems a flexible, planning-based system and a rigid, cached-value system. This has profound implications for decision-making. Recent conceptualizations of flexible decision-making employ prospection and projection arising from a network involving the hippocampus. Recent recordings from rodent hippocampus in decision-making situations have found transient forward-shifted representations. Evaluation of that prediction and subsequent action-selection probably occurs downstream (e.g. in orbitofrontal cortex, in ventral and dorsomedial striatum). Classically, striatum has been identified as a crucial component of the less-flexible, incremental system. Current evidence, however, suggests that striatum is involved in both flexible and stimulus-response decision-making, with dorsolateral striatum involved in stimulus-response strategies and ventral and dorsomedial striatum involved in goal-directed strategies.
Texto completo:
1
Colección:
01-internacional
Banco de datos:
MEDLINE
Asunto principal:
Cuerpo Estriado
/
Toma de Decisiones
/
Hipocampo
Límite:
Animals
/
Humans
Idioma:
En
Revista:
Curr Opin Neurobiol
Asunto de la revista:
BIOLOGIA
/
NEUROLOGIA
Año:
2007
Tipo del documento:
Article
País de afiliación:
Estados Unidos