机能性磁共振成像 fmri; functional magnetic resonance imaging
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The whole brain atlas , hosted by the harvard medical school , displays pictures from mri to fmri in various disease states 全脑图片集,由哈佛医学院主办,展示了各种疾病状态从核磁共振成像到功能核磁共振成像的图片。
The whole brain atlas is a site that is hosted by the harvard medical school which displays pictures from mri to fmri in various disease states 全脑地图是哈佛医学院主办的站点,搜集了不同疾病状态下的核磁共振成像和功能核磁共振成像图片。
As the subjects listened , their brains were scanned with functional magnetic resonance imaging , which tracked their mental activity 试验者一边听着笑话,实验人员则在一边用脑功能核磁共振成像仪对他们的大脑进行扫描,以追踪和记录他们的大脑活动情况。
While fmri is an excellent tool for identifying a particular area in the brain inoled in a gien task , it generally proides limited information about how that area responds oer time 功能核磁共振成像是一种极好的工具来判定大脑的特定区域参与了给定的精神活动,但是它并不能给出特定区域怎样参与整个精神活动过程的信息。
By using time - resoled fmri , we can see its signature in the brain , ” he continued . “ these findings allow us to really now focus on this set of brain areas and to understand why these areas cannot process two tasks at once 通过使用实时功能核磁共振成像,可以看到大脑中的相关信号, ”他继续说道, “这些发现允许我们真正对这一系列大脑区域集中注意力,并进一步研究为什么这些区域不能够同时处理两件任务。 ”
Identifying the information bottleneck responsible for this dual - task limitation required the use of functional magnetic resonance imaging , or fmri , an imaging technology that reeals the brain areas actie in a gien mental task by registering changes in oxygenated blood concentration in these regions 确认双重任务限制区域需要使用功能核磁共振成像,这种成像技术通过记录特定精神活动时氧化物质的血浓度变化反应大脑区域活动。