副海马激活揭示了在基于句子的复杂试验协议中使用对策的错误知识测试,使用P900源定位
Eun Jin Go1, Eunhye Park1, Young Youn Kim2
1Department of Forensic Psychology, Kyonggi University, 154-42, Gwanggyosan-ro, Yeongtong-gu, Suwon, 16227, South Korea.
Scientific reports
|October 3, 2025
概括
复杂审判协议 (CTP) 有效地检测了有罪的知识. 然而,对策可以改变大脑活动模式,特别是副海马激活,影响有罪知识检测.
科学领域:
- 认知神经科学 认知神经科学
- 法医心理学 法医心理学
- 神经科学是一个神经科学.
背景情况:
- 认罪知识测试 (GKT) 是一种用于检测隐藏信息的心理生理学方法.
- 复杂试验协议 (CTP) 是GKT的一个变体,旨在提高检测准确度.
- 调查对策对CTP业绩的影响对于其实际应用至关重要.
研究的目的:
- 评估复杂审判协议 (CTP) 在使用韩国句子刺激来检测有罪认知方面的有效性.
- 检查反制措施对事件相关潜力 (ERP) 在有罪知识检测期间的影响.
- 探索与对策相关的ERP调制的神经源.
主要方法:
- 采用了一个模拟犯罪范式,有三个组:简单有罪 (SG),对策 (CM) 和无辜 (IN).
- 在主体-对象-动词格式中使用韩语句子,在对象中嵌入与犯罪相关的信息.
- 分析了与事件相关的潜力 (ERP) 并使用标准化的低分辨率电磁断层扫描 (sLORETA) 来定位源.
主要成果:
- 在 SG 和 CM 组中,对于探针动词,观察到晚期的积极活动 (P900) 大约在 900 ms 左右.
- 仅在CM组通过sLORETA检测到显著的副海马激活.
- 研究结果表明,CM组中的P900可能反映了抑制识别的记忆调制策略.
结论:
- 该CTP是有效的有罪知识检测.
- 句子复杂性和对策策略调节了ERP后期组件的表达和神经起源.
- 在CM组中,对海马体的激活表明积极的认知策略影响识别记忆.
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