be suppressed by deep anesthesia, and the average latency of CMAPs at supramaximal intensity was 6.52 ms, 1.35 ms later than that by EBS;

• 实验还发现MC不同部位及不同的MC引起的CMAPs的能力不同，S70线圈强于SC120线圈，而靠进MC中心部位作用最大。