The transsynaptic time of T2 to C2 was delsyed.The supernomality of T2 and C2 recovery functions and a decrease in relative refractory period in 2,5-HEX rats were observed.

• 从T2到C2的突触延搁增加，T2和C2的恢复功能曲线有明显的超常兴奋性，相对不应期减小。