焦虑症状与青少年冒险的方法动机相互作用
Amanda E Baker1, Namita Tanya Padgaonkar2, Isabel Enriquez3
1Department of Psychology, https://ror.org/046rm7j60University of California Los Angeles, Los Angeles, CA, USA.
Development and psychopathology
|February 23, 2026
概括
青少年焦虑呈现的不同基于方法的动机. 高度的动机可以导致冒险,而低动机与避免有关,影响大脑功能.
科学领域:
- 神经科学是一个神经科学.
- 发展心理学 发展心理学
- 青少年心理健康 青少年心理健康
背景情况:
- 青春期是大脑发育的关键时期,其特点是增加焦虑和动机.
- 焦虑通常驱动回避,但它与接近动机 (行为激活系统; BAS) 的相互作用可能会改变青少年的行为和神经反应.
- 了解这些相互作用对于解决青少年焦虑症的发展轨迹和治疗结果至关重要.
研究的目的:
- 调查方法动机 (BAS) 如何与焦虑相互作用以影响青少年行为和大脑功能.
- 检查焦虑和BAS对冒险,神经活动和连接在决策和休息期间的联合影响.
- 确定由动机系统调节的青少年焦虑背后的神经机制.
主要方法:
- 招募了121名青少年 (9-13岁) 参与一项关于焦虑和动机的研究.
- 进行决策任务和休息状态功能磁共振成像 (fMRI).
- 进行了维度分析,以评估焦虑和BAS在行为和大脑测量的相互作用.
主要成果:
- 焦虑预测了低BAS的风险厌恶,但高BAS的风险承担和冲动性.
- 在承担风险任务时,焦虑和BAS在条体和杏仁核中相互作用.
- 较高的BAS与更强的内在前额前-状连接相关;焦虑没有显著的静止状态影响.
结论:
- 青少年焦虑的行为和神经表现受到接近动机 (BAS) 的显著影响.
- 与奖励相关的系统在青少年焦虑的表达中起着关键作用.
- 研究结果支持需要个性化干预措施,在青少年焦虑治疗中考虑发育和动机因素.
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