In other cases, people may not be able to keep their periaqueductalgray and other midbrain regions under control.
在其他一些情形中,人们也许不能有效控制他们的中脑导水管周围灰质和其他的中脑部区域。
2
When neuroscientists put electrodes into the periaqueductalgray region of rat brains and stimulated the neurons there, the creatures immediately started to run and jump uncontrollably.
当研究人员在中脑导水管周围灰质内植入电极并且进行刺激时,这些小东西立刻开始奔逃并且不受控制地跳动。
3
But the amygdala and the periaqueductalgray are ancient parts of the brain, dating back hundreds of millions of years.