Social Isolation and Energy Metabolism in Rat Hippocampus

can physically modify the brain has intrigued scientists from the XVII century until the present day. The contention about individual differences between men with different cognitive ability related with differences in cerebral structures has prompted the design of a number of experiments (Rosenzweig, 1979) and whether animals exposed to enriched environments differ with respect to their behaviour, neuroanatomy and neurochemistry from those brought up in an impoverished environment (Bennet et al., 1964; Hubel, Wiesel and Levay, 1997; Parks et al., 1992; Olsson et al., 1994). Animals reared in enriched environments have been demonstrated to learn more quickly in Psicothema, 1997. Vol. 9, no 2, pp. 399-405 ISSN 0214 9915 CODEN PSOTEG