青少年同龄人网络中的近距离预测了情感体验期间的神经相似性
Mallory J Feldman1, Jimmy Capella1, Junqiang Dai2,3
1Department of Psychology and Neuroscience, University of North Carolina at Chapel Hill, Chapel Hill, NC 27599, United States.
Social cognitive and affective neuroscience
|October 16, 2024
概括
青少年的友与类似的情感大脑活动有关. 在腹中介前额叶皮层 (vmPFC) 大脑表现影响的更大的相似性与青少年之间的更亲密的友有关.
科学领域:
- 神经科学是一个神经科学.
- 社会心理学 社会心理学
- 发展心理学 发展心理学
背景情况:
- 个人倾向于与类似的人结交友.
- 情感上的相似性是关系形成的关键因素.
- 了解青春期社会联系的神经基础至关重要.
研究的目的:
- 调查神经类似性在情感表现和青少年社交网络附近之间的关联.
- 探索基于大脑的情感相似性是否能预测现实世界中友的形成.
主要方法:
- 使用fMRI评估了情感刺激的多维素脑表现.
- 检查了大脑区域的神经相似性,如腹中前额叶皮质 (vmPFC),杏仁体,胰岛和极.
- 利用社交网络分析和无监督的集群来识别青少年朋友群.
主要成果:
- 社交网络中的更大接近与愉快和中性情感体验中的更高vmPFC神经相似性相关.
- 同一个朋友群中的个人在愉快和消极的经历中表现出更大的vmPFC神经相似性,而不是在不同的群体中.
结论:
- 影响神经表达的相似性,特别是vmPFC,可能是青少年友的形成和维持的一个重要因素.
- 这些发现突出了一个潜在的神经机制,在青春期的社会纽带和同行归属的潜在神经机制.
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