But an elegant study using positron emission tomography (PET), which indirectly measures metabolism, has shown that different regions of the brain are activated when a subject is asked to imagine a sound than when he or she is hallucinating under hypnosis
But an elegant study using positron emission tomography (PET), which indirectly measures metabolism, has shown that different regions of the brain are activated when a subject is asked to imagine a sound than when he or she is hallucinating under hypnosis
不过有一个精密的研究，使用正子断层扫描（PET）来间接测量代谢活动，显示想像的声音与催眠中的幻听，启动了脑中不同的部位。