She explains that the pons is part of the brain stem at the back of the brain. It's shaped like a tree trunk, and is about the size of a finger. It connects to the spinal cord, serving a bridge-like function.
她解釋，橋腦是腦幹一部分，位在後腦，形狀如樹幹、大小如指頭，連接脊椎，就像橋樑般具有傳輸功能。