one-way ANOVA showed a protective effect of naloxone and sulpiride on learning and memory deficits following CBI in rats.

• I、J组动物海马CA3区锥体细胞计数平均值明显比G组高(尸<0.；01)，说明脑震荡后纳洛酮和舒必利两种药物均对动物海马CA3区锥体细胞有保护作用。