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工作记忆任务中的功能连接性在性别上的差异:一项fNIRS研究

Sima Shirzadi1, Mehrdad Dadgostar2, Zahra Einalou2

  • 1Department of Biomedical Engineering, Central Tehran Branch, Islamic Azad University, Tehran, Iran.

Frontiers in psychology
|February 23, 2024
PubMed
概括
此摘要是机器生成的。

性行为在工作记忆任务期间影响大脑连接. 女性表现出更好的表现和更有效地利用大脑,与不同难度级别的男性相比,她们具有不同的半球连接模式.

关键词:
在FNIRS中使用.功能连接性的功能连接性部分相关性 部分相关性性别差异的性别差异.波形变换波形变换波形变换.工作记忆 工作记忆

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科学领域:

  • 神经科学是一个神经科学.
  • 认知神经科学 认知神经科学
  • 神经成像是一种神经成像.

背景情况:

  • 大脑结构和功能的性别差异对于理解行为和神经精神疾病至关重要.
  • 最近的研究强调了性对大脑连接模式的影响,特别是在工作记忆中.

研究的目的:

  • 在工作记忆任务期间调查大脑功能连接的性别差异.
  • 分析工作记忆负载如何影响这些基于性别的连接模式.

主要方法:

  • 功能近红外光谱学 (fNIRS) 用于测量大脑活动.
  • 参与者 (9名男性,9名女性) 完成了一项具有不同难度的双重n-back任务.
  • 对每个受试者和内存负载进行了功能连接矩阵分析.

主要成果:

  • 女性比男性更少犯错误,更有效地利用大脑资源.
  • 男性表现出更强的左半球连接,而女性表现出更强的右半球连接.
  • 随着工作记忆负载的增加,半球连接趋势在性别之间有所不同.

结论:

  • 性行为在认知任务期间显著影响大脑的功能连接.
  • 了解这些性别特异性网络动态对于推进神经科学和临床应用至关重要.
  • 这些发现强调了在认知功能的神经成像研究中考虑性别的重要性.