It is further divided into four regions , or lobes , in each hemisphere .
每个半球它又进一步分化为四个区域或四个脑叶。
A living one pulses with electrical activity small-scale currents that travel along neurons , and large waves that pass across entire lobes .
一个真正的活大脑可是充满了电的脉动的从沿着神经元线路传播的小规模电流，到横扫整片脑叶的大型波浪。
With negative information , the most optimistic people had the least activity in the frontal lobes , while the least optimistic had the most .
听到消极消息时，最为乐观者的大脑前脑叶活动量最少，而最不乐观者活动量最大。
When the news was positive , all people had more activity in the brain 's frontal lobes , which are associated with processing errors .
每个人在听到正面消息时，大脑前脑叶的活动会更多，而此器官与处理错误有关。
In each of the brain 's lobes , anthropologist dean falk of florida state university found " regions that are exceptionally complicated in their convolutions " .
