funiculus finally separates

例句：

1. 1. The funiculus is responsible for transmitting signals from the brain to the spinal cord.
   髓鞘负责将大脑的信号传递到脊髓。
2. 2. The funiculus plays a crucial role in the transmission of nerve impulses.
   髓鞘在神经冲动的传递中起着至关重要的作用。
3. 3. The funiculus is composed of myelin sheaths that protect and insulate thenerve fibers.
   髓鞘由髓鞘组成，它们保护和绝缘神经纤维。