诱导一个虚幻的影子人
Shahar Arzy1, Margitta Seeck, Stephanie Ortigue
1Laboratory of Cognitive Neuroscience, Ecole Polytechnique Fédérale de Lausanne, Lausanne 1015, Switzerland.
Nature
|September 22, 2006
概括
大脑刺激可以创造一种存在的感觉. 这项研究通过刺激左側側頭接口,將其連接到多感官身體處理,引發了這種錯覺.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
- 神经学 神经学
背景情况:
- 附近存在的感觉是由患者和健康人报告的.
- 这种虚幻的感觉背后的神经机制仍然不清楚.
- 这种现象与精神和神经疾病有关.
研究的目的:
- 调查存在的虚幻感觉背后的大脑机制.
- 为了确定焦点电刺激是否可以诱导这种感觉.
- 探索关节在这种感知中的作用.
主要方法:
- 在接受评估的患者中,左側側頭接口的焦點電刺激.
- 重复诱导虚幻存在感的感觉.
- 感觉与患者的身体位置和姿势变化的相关性.
主要成果:
- 电动刺激左侧状结可靠地诱导"影子"或存在的感觉.
- 这种虚幻的存在似乎跟踪了患者的身体运动.
- 这表明了 temporoparietal junction 功能与自我/存在感之间的联系.
结论:
- 左側頭結節在身體和自我的多感官處理中具有關鍵作用.
- 这个区域的干扰可能会导致虚幻的存在感.
- 这一发现提供了对主观经验和存在幻觉的神经基础的洞察.
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