在年轻人和老年人中,差异空间工作记忆相关的功能网络重新配置
Wan Lin Yue1,2, Kwun Kei Ng1, Siwei Liu1
1Centre for Sleep and Cognition & Centre for Translational Magnetic Resonance Research, Yong Loo Lin School of Medicine, National University of Singapore.
Network neuroscience (Cambridge, Mass.)
|July 2, 2024
概括
休息和任务之间的大脑网络重新配置随着年龄和认知负载而改善. 更高效的功能重新配置与所有年龄段的更好的空间工作记忆性能相关.
科学领域:
- 神经科学是一个神经科学.
- 认知科学 认知科学
- 衰老研究研究 衰老研究
背景情况:
- 大脑的功能网络在休息和任务状态下保持架构.
- 始终观察到与任务相关的功能性大脑重组.
- 有效的休息到任务功能网络重新配置与年轻人更好的认知有关.
研究的目的:
- 调查与年龄相关的和认知负载对功能大脑网络重新配置的影响.
- 检查内部和互联网网络重新配置的贡献.
- 将功能重新配置与空间工作记忆 (SWM) 性能跨年龄和负载联系起来.
主要方法:
- 评估了休息和空间工作记忆任务之间的全球和网络特定的功能重新配置.
- 在不同的认知负载下,比较年轻人和老年人.
- 研究了功能重新配置和SWM性能之间的关联.
主要成果:
- 全球和网络水平的功能重新配置随着年龄和认知负载的增加而增加.
- 更高效的功能重新配置与跨年龄组更好的SWM性能有关.
- 老年人对互联网网络重新配置的依赖性增加,特别是在更高的认知网络中.
结论:
- 有效的功能重新配置对于整个生命周期的认知至关重要,包括衰老.
- 衰老和认知负载影响大脑的功能重新配置模式.
- 在老年人中,不同的重新配置策略可能会弥补神经资源的减少,这凸显了老化认知研究中休息和任务措施的重要性.
相关概念视频
Working Memory
155
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...
155
Cognitive Development During Adulthood
87
Cognitive development continues throughout adulthood, undergoing significant shifts across early, middle, and late stages. Individual transition occurs from adolescent idealism to pragmatic and adaptable thinking in early adulthood. During this period, individuals learn to integrate personal beliefs with the recognition that other perspectives are equally valid. Exposure to the complexities of modern society, diverse experiences, and higher education contribute to this adaptive thought process,...
87
Information Processing Approach
33
The information-processing theory of cognitive development centers on fundamental mental processes, including attention, memory, and problem-solving skills. Researchers in this field examine how cognitive abilities, such as working memory, evolve and influence children's overall development. Studies indicate that children with stronger working memory tend to excel in reading comprehension, math, and problem-solving compared to peers with less efficient memory skills. Low working memory is...
33


