听觉奖励网络中的国家依赖的连接性预测了对音乐的高峰快乐体验
Kazuma Mori1,2, Robert Zatorre3,4,5
1Institute for Quantum Life Science, National Institutes for Quantum Science and Technology, Chiba, Japan.
PLoS biology
|August 12, 2024
概括
大脑是大脑的大脑.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
背景情况:
- 音乐唤起了快乐和回报.
- 音乐奖励灵敏度的个体差异与听觉奖励系统相互作用有关.
- 在听音乐时依赖状态的神经活动仍未得到充分研究.
研究的目的:
- 调查是否预听听觉奖励网络合预测了音乐奖励强度.
- 探索音乐引起的的神经基础.
- 检查自发神经活动在音乐奖励中的作用.
主要方法:
- 在49名参与者身上进行功能磁共振成像 (fMRI).
- 机器学习模型用于预测主观,生理和神经生物学反应.
- 在静默的预听期间对功能连接的分析.
主要成果:
- 听觉奖励网络连接,而不是其他网络,预测音乐诱导的寒.
- 特定的连接 (听力皮层-条形状/轨道前) 预测了寒冷的持续时间和奖励系统的激活.
- 听觉-杏仁核连接与心理生理兴奋相关.
结论:
- 预听大脑状态,特别是感官奖励连接,调节音乐奖励.
- 在音乐之前的寂静时期的功能性连接是有价值体验的关键预测因素.
- 这些发现突出了神经网络在调解音乐的奖励效果方面的动态性质.
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