酒精的注意偏差在道德处理过程中调节神经参与
Samantha J Fede1,2, Mallory A Kisner1, Sarah F Dean1
1Clinical NeuroImaging Research Core, National Institute on Alcohol Abuse and Alcoholism, National Institutes of Health, Bethesda, MD, USA.
Social neuroscience
|July 22, 2024
概括
患有酒精使用障碍 (AUD) 的人因对酒精暗示的注意力偏差而表现出受损的道德处理. 这一神经生物学发现表明了一种新的机制来打击反社会和减少与AUD相关的耻辱感.
科学领域:
- 神经科学是一个神经科学.
- 认知心理学 认知心理学
- 成研究 研究成研究
背景情况:
- 道德认知依赖于集成的大脑网络,但处理中的中断尚未完全理解.
- 反社会性是一个重大的社会挑战,需要对其神经生物学基础进行研究.
- 注意力机制与非典型的道德处理有关,特别是在像酒精使用障碍 (AUD) 这样的条件下.
研究的目的:
- 调查假设,注意力偏向于AUD中的酒精线索干扰道德处理.
- 探索与对照人群相比,AUD患者的道德认知的神经相关性.
- 确定潜在的认知机制,这些潜在的认知机制是AUD和社会道德处理受损之间的联系的基础.
主要方法:
- 功能磁共振成像 (fMRI) 用于检查大脑活动.
- 参与者 (30名AUD,30名对照) 观看了含有道德/中立线索和酒精/中立分心的图像对.
- 对中部前额叶皮质,杏仁体和旋活动进行了分析,根据刺激类型和组进行了分析.
主要成果:
- 患有AUD的个体在观看与酒精分心剂配对的道德线索时,表现出中部前额叶皮层参与度降低.
- 患有AUD的年轻人也在类似条件下显示左桃体参与减少.
- 这两组在各种条件下都显示出中/上旋转的参与率下降.
结论:
- 研究结果表明,AUD中对酒精暗示的注意力倾向干扰了社会道德处理.
- 这种神经生物学机制可能有助于在AUD中观察到的反社会行为.
- 进一步的纵向和因果研究可以验证这些发现,提供临床益处和减少耻辱感.
更多相关视频
08:05A Prediction Error-driven Retrieval Procedure for Destabilizing and Rewriting Maladaptive Reward Memories in Hazardous Drinkers
Published on: January 5, 2018
9.8K
05:12Chronic Intermittent Ethanol Vapor Exposure Paired with Two-Bottle Choice to Model Alcohol Use Disorder
Published on: June 23, 2023
884
相关概念视频
01:27CNS Depressants: Alcohol and Nicotine
193
Ethanol, a clear colorless alcohol, has been consumed by humans for millennia, but its effects on the body are far from benign. At lower doses, it induces decreased inhibitions and loquaciousness, leading to its social appeal. However, it can cause severe consequences at higher doses, such as coma and respiratory depression, due to its zero-order elimination kinetics. Chronic ethanol abuse wreaks havoc on multiple organ systems, particularly the CNS and the liver. Abrupt cessation of ethanol...
193
02:05Self-Presentation: Self-Monitoring and Self-Handicapping
39.0K
People can go to great lengths to protect their self-image and present themselves in ways that they want others to see them. Sociologist Erving Goffman presented the idea that a person is like an actor on a stage. Calling his theory dramaturgy, Goffman believed that we use “impression management” to present ourselves to others as we hope to be perceived. Each situation is a new scene, and individuals perform different roles depending on who is present (Goffman, 1959). Think about...
39.0K