探讨负面情绪对工作记忆子过程的影响:与事件相关的潜在研究
Qiaoling Hua1, Ziyuan Li2, Qiang Liu1
1Institute of Brain and Psychological Sciences, Sichuan Normal University, Chengdu, 610066, China.
Biological psychology
|September 6, 2025
概括
负面情绪影响工作记忆 (WM) 门的打开和替换,影响信息流. 这项研究阐明了WM子过程和情绪的神经基础.
科学领域:
- 认知神经科学
- 神经成像
- 心理学
背景情况:
- 工作内存 (WM) 使用门机制 (打开,关闭,更新,替换) 来控制信息流.
- 没有完全理解WM子过程的神经基础.
- 消极情绪对WM子过程的影响尚不清楚.
研究的目的:
- 使用事件相关潜能 (ERP) 调查WM子过程的神经机制.
- 检查消极情绪对这些WM子过程的影响.
- 探索负面情绪对工作记忆的行为和神经影响.
主要方法:
- 在32名参与者中,采用了提示版本的回顾任务.
- 用积极和消极影响表 (PANAS) 进行情绪诱导 (消极或中性) 和评估.
- 收集行为数据 (反应时间,错误率) 和脑电图 (EEG) 用于ERP分析.
主要成果:
- 所有WM子过程都显示了反应时间成本;只有替换显示了错误率成本.
- 在探测阶段,消极情绪降低了ERP的反应时间和门打开成本.
- 检测到关门打开,更新和替换的神经相关性,没有观察到关门关闭的神经成本.
结论:
- 该研究证实了四种不同的WM子过程:门打开,关闭,更新和替换.
- 负面情绪特别调节与门打开相关的神经活动,并影响替代成本.
- 这些发现有助于理解工作记忆和情感认知相互作用的神经基础.
相关概念视频
01:30Negative and Cognitive Symptoms of Schizophrenia
118
Negative symptoms of schizophrenia indicate a reduction or absence of typical behaviors and emotional responses found in healthy individuals, while positive symptoms reflect an excess or distortion of normal functioning.
Negative Symptoms
Negative symptoms of schizophrenia manifest as deficits in normal emotional and behavioral functioning, profoundly impacting daily life. Individuals with schizophrenia often display a flat affect, characterized by a near-total absence of emotional expression,...
Negative Symptoms
Negative symptoms of schizophrenia manifest as deficits in normal emotional and behavioral functioning, profoundly impacting daily life. Individuals with schizophrenia often display a flat affect, characterized by a near-total absence of emotional expression,...
118
01:24Working Memory
441
Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
441