解读负面的身体自我感知对theta和beta节律的抑制控制能力的影响
Junwei Lian1, Jiaqi Guo1, Xu Dai1
1Faculty of Psychology, Southwest University, Chongqing, China.
Cerebral cortex (New York, N.Y. : 1991)
|March 19, 2025
概括
负面的身体自我感知会影响饮食行为和大脑活动,影响抑制控制. 这项研究揭示了多变量模式分析分析的theta和beta功率如何在体重和自我感知群体之间区分控制能力.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
- 行为科学 行为科学
背景情况:
- 肥胖与抑制控制的差异有关.
- 负面的身体自我感知可能会影响正常体重个体的饮食行为和注意力偏差.
- 现有的研究往往忽视了自我感知在抑制控制差异中的作用.
研究的目的:
- 为了研究肥胖,正常体重和正常体重的个体与高度负面的身体自我感知之间的抑制控制差异.
- 检查这些群体中抑制控制的神经相关物 (甲和乙功率).
- 评估多变量模式分析 (MVPA) 在区分抑制控制能力方面的实用性.
主要方法:
- 在新的抑制控制任务中收集行为和脑电图 (EEG) 数据.
- 在三组中比较了抑制控制,克制饮食行为和EEG功率 (甲和乙).
- 使用MVPA来解码任务条件 (去/不去) 和刺激 (高卡路里与低卡路里食物) 使用EEG数据.
主要成果:
- 具有高度负面的身体自我感知的人表现出更大的克制饮食行为.
- 在不同组之间观察到和β功率的显著差异.
- 和β功率在去/不去条件和食物刺激之间进行了区分,MVPA成功地在各组中解码了任务条件.
结论:
- 负面的身体自我感知是影响抑制控制和饮食行为的关键因素.
- 使用MVPA分析的theta和beta功率可以可靠地区分不同组的抑制控制能力.
- 未来对抑制性控制的评估应考虑负面的身体自我认知的影响,特别是在正常体重的个体中.
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