感官模式和信息领域共同导致工作记忆和感知处理之间的双重任务干扰
Justin T Fleming1, J Michelle Njoroge2, Abigail L Noyce3
1Department of Speech-Language-Hearing Sciences, University of Minnesota, Minneapolis, MN, United States.
Imaging neuroscience (Cambridge, Mass.)
|August 13, 2025
概括
感官模式和信息领域相互作用,影响工作记忆 (WM) 的性能. 当任务共享模式和域时,干扰最大,影响听觉时间处理最多.
科学领域:
- 认知神经科学是一种认知神经科学.
- 心理学 心理学 心理学
- 神经成像是一种神经成像.
背景情况:
- 人类的认知整合了多感官信息 (听觉,视觉) 以了解环境.
- 工作记忆 (WM) 对于保留感官数据以指导行动至关重要,但可能与新的感知处理发生冲突.
- 专门的大脑网络存在于听觉-时间和视觉-空间处理,预测任务干扰模式.
研究的目的:
- 调查感官模式和信息领域 (时间与空间) 如何影响工作记忆中的干扰.
- 测试假设,任务之间的共享模式和/或域增加了双任务干扰.
- 探索这种干扰的神经和生理相关性.
主要方法:
- 参与者执行了涉及听觉或视觉刺激的工作记忆任务,保留时间或空间信息.
- 在WM保留过程中引入了一个干预的听觉任务 (时间或空间).
- 行为测量 (回忆错误,判断准确度),瞳孔扩张和电脑学 (EEG) 事件相关潜力 (ERP) 和α频段振荡被记录下来.
主要成果:
- 任务干扰,通过增加错误和瞳孔膨胀来表明,当任务共享听觉模式和时间域时,这是最大的.
- 即使在不同的感官模式中,也观察到基于域的干扰的神经特征.
- 认知力度增加以克服干扰,特别是在听觉-时间任务中.
结论:
- 感官模式和信息领域共同塑造工作记忆表征和任务交互.
- 认知控制网络以特定领域和特定模式的方式参与,导致可预测的干扰模式.
- 了解这些相互作用是解释我们如何处理复杂的环境信息的关键.
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