The scarringinterrupts the normal electrical activity of the heart, causing very fast, abnormal heart beats that prevent the heart from pumping blood to the rest ofthe body.

这种损伤干扰了正常的心电活动，导致非常快速的、不正常的心脏节律，阻止了心脏向身体其它部位的正常泵血。

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Though the technology is being introduced to pick up heart signals, EPIC's developers say it is also good at sensing the electrical activity of skeletal muscles, including those that control the eyes.

虽然这项技术是用来采集人的心电信号的，但EPIC电位集成电路的开发商说它也可以很好的检测骨骼肌的电活动，包括控制眼睛的活动。

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A number of studies have investigated the effects of radiofrequency fields on brain electrical activity, cognitive function, sleep, heart rate and blood pressure in volunteers.

一些研究调查了射频场对志愿者脑电波活动、认知功能、睡眠、心率和血压的影响。

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If you put the electrodes in the right position and you measure in the right way you can detect the electrical activity of the heart and record it on a strip recorder like this one shown here, or display it on a computer.

如果将电极放置正确,并采用正确的方式检测,就能检测到心脏的电活动,并将它记录在像这样的长图记录仪上,或者显示在电脑上

耶鲁公开课 - 生物医学工程探索课程节选

Because vandetanib affects the electrical activity of the heart, potentially lethally, it is being sold under a Risk Evaluation and Mitigation Strategy (REMS).

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