OG10 阅读 Q23

正确答案为B。原文4行：Sensations of pressure and vibration were believed to travel only along myelinated（髓神经纤维的），fast－signaling nerve fibers。压力和震动只通过髓神经纤维的，快速信号的神经纤维，所以当fast－signaling fiber 被阻挡以后，压力和震动都感受不到。