ALCOHOL CONSUMPTION IN RATS: EFFECTS OF INTRACRANIAL INJECTIONS OF ETHANOL

After permanent implantation of intraventricular cannulae, rats were repeatedly infused with ethanol solutions of several concentrations. Pro-nounced preferences were exhibited for ordinarily noxious ethanol without prior oral exposure to this fluid. Since preferences for ethanol remained unusually high after cessation of infusion, a permanent change may take place in the central nervous system. central nervous system.