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Brain's blood surge doesn't match activity

作者:濮阳摭    发布时间:2019-03-09 01:10:03    

By David Robson CONTRARY to popular belief, a rush of blood to a certain brain region is not always linked to neural activity there, a finding that may guide future brain scan experiments. Functional MRI scans measure blood flow in the brain. Neuroscientists interpret this as a sign that neurons are firing, usually as someone performs a task or experiences an emotion. This enables them to link the emotion to the brain region where there was blood flow. Now,

 

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