语言表现的月经周期调节和半球不对称性
Ivana Hromatko1, Meri Tadinac1
1Department of Psychology, Faculty of Humanities and Social Sciences, University of Zagreb, Luciceva 3, 10000 Zagreb, Croatia.
Brain sciences
|November 27, 2025
概括
性激素通过改变大脑活动模式来影响语言能力. 黄体期期间更高的激素水平与女性半球不对称性和口头任务表现的变化相关.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 内分泌学 在内分泌学.
背景情况:
- 理论上说,语言能力的性别差异源于性别特定的大脑激活模式.
- 循环性激素可能会调节这些模式,并影响认知表现.
研究的目的:
- 研究性激素对口头表现和半球不对称性的影响.
- 为了在整个月经周期中,在性别分化和性别中立的口头任务中比较这些效应.
主要方法:
- 定量脑电图 (qEEG) 用于测量在高 (乳腺) 和低 (卵泡) 激素阶段的健康女性的半球不对称性 (侧面性).
- 用口头流利,语义决策和口头推理任务来评估口头表现.
- 同样测试了一组可比的男性.
主要成果:
- 性激素显著影响了性别差异化的口头任务的性能和横向性.
- 对于跨月经阶段的性别中立任务,没有观察到性能或横向性的显著变化.
- 功能不对称度的测量在黄质期比月经期更高.
结论:
- 性激素通过影响半球不对称性来调节语言表现.
- 这些发现强调了荷尔蒙波动在认知过程中的作用,以及大脑功能的基于性别的差异.
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