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特质焦虑人群应激条件下ERP中P3的变化
Authors
严进
罗跃嘉 严进
+4 more
刘涛生
王志红
罗跃嘉
马慧
Publication date
1 January 2005
Publisher
Abstract
探讨不同特质焦虑大学生应激条件下的 ERP 特点。方法:以大学英语四级考试为应激源,应用特质- 状态焦虑量表在 200 名考生中, 筛选高特质焦虑和低特质焦虑各 15 人, 使用 NeuroScan 32 Channel ERP System观察应激期和应激后 P3 变化。结果:①低特质焦虑组应激后 P3 波幅大于应激期 (P<0.05) ,潜伏期小于应激期。 ②高特质焦虑组应激期和应激后相比, P3 波幅、 潜伏期无变化。 ③应激时, 高、 低特质焦虑组 P3 波幅、 潜伏期无明显差异。④应激后, 低特质焦虑组 P3 波幅大于高特质焦虑组、 潜伏期小于高特质焦虑组 (P<0.05) 。结论:高、 低特质人群的 P3 差异提示不同人格特质群体在相同应激事件中, 认知功能有差
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Institutional Repository of Institute of Psychology, Chinese Academy of Sciences
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Last time updated on 29/11/2016
Institute of Psychology,Chinese Academy Of Sciences
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