在左方同源音乐电路中的高活动阻碍了音乐感知,但由结构-功能合介导
Yucheng Wang1, Zhishuai Jin1, Sizhu Huyang1
1Medical Psychological Center, The Second Xiangya Hospital, Central South University, Changsha, Hunan, China.
CNS neuroscience & therapeutics
|December 26, 2024
概括
结构-功能合有效地预测了音乐感知,为音乐处理的神经基础和amusia (音乐感知障碍) 的潜在原因提供了新的见解.
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:
- 之前的研究将右前时间回路与音乐感知联系起来.
- 结构-功能合对于认知和大脑-行为关联至关重要.
- 结构-功能合和音乐感知之间的关系仍未得到充分探索.
研究的目的:
- 研究结构-功能合在音乐感知中的作用.
- 为了确定结构-功能合是否比其他神经成像测量更好地预测音乐感知.
- 通过结构-功能合来确定参与音乐感知的特定大脑区域.
主要方法:
- 收集了来自106名参与者的多式联络神经成像数据.
- 通过使用蒙特利尔Amusia评估电池 (MBEA) 评估音乐感知.
- 计算结构-功能合,ALFF,GMV和中心度 (DC),使用支向量回归来模型与MBEA分数的关系.
主要成果:
- 结构功能合显著预测了MBEA得分,表现优于GMV,ALFF和DC.
- 左中前回形 (L.MFG),双边下回形和右侧胰岛是关键的预测区域.
- 调解分析显示,LMFG结构-功能合完全调解了LMFG ALFF和音乐感知之间的关系.
结论:
- 结构-功能合提供了一个更有效的解释音乐感知变化的变化.
- 这些发现提高了对音乐感知神经支的理解.
- 结果对理解amusia的认知基础有影响.
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