These changes may interfere with brain activity that suppresses pain.

VOA: special.2011.05.03

And you can see this expanding rings of activity of stimulating, Cause a pattern of activities that move forward from the back of the brain to the front of the brain, in a very regular pattern which we call a visual field map.

眼睛在前面，指向这个红点，大家看到，刺激活动不断扩大的环路,引起一个活动的模式，从大脑的后不向前部移动，这一模式十分规律，我们可以称其为视觉分布图。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

So it's some way of interfacing activity in your brain with the outside world, and we'll talk about this as we go along, but there's lots of reasons to think that we're going to have this in the not too distant future.

它是一种将大脑,和外部世界连接起来的办法,当我们遇到这个问题的时候再细讲,但我们非常有理由相信,不远的将来我们就能应用这些技术

耶鲁公开课 - 生物医学工程探索课程节选

Other kinds of operations can block the spread of electrical activity in the brain.

VOA: special.2010.10.26

Also,physical activity is known to improve the brain's ability to repair itself.

VOA: special.2010.07.07

"When we plotted the circuits in the brain against their childhood lead blood lead levels, we found that those with a higher blood lead measurement had less activity in the part of the brain normally left to do the attention tasks,"

VOA: standard.2009.12.19