作为未来饮酒的风险因素,神经酒精暗示反应在青少年中具有有限的酒精暴露
Kathryn C Jenkins1,2, Shiane Toleson1,3, Alexa House1
1Institute for Behavioral Medicine Research, The Ohio State University, Columbus, Ohio, USA.
Alcohol, clinical & experimental research
|October 1, 2025
概括
高度的酒精暗示反应在饮酒习惯的早期出现,即使酒精暴露有限. 这种早期反应预测了青少年未来的酒精消费模式.
科学领域:
- 神经科学是一个神经科学.
- 心理学 心理学 心理学
- 成研究 研究成研究
背景情况:
- 高度的酒精暗示反应与酒精问题和酒精使用障碍的较差结果有关.
- 理论上,这种反应性是对反复与酒精消费配对的线索的有条件反应.
- 这种高度反应的早期出现可能会塑造未来的酒精使用行为.
研究的目的:
- 为了调查青少年在酒精暴露有限的情况下出现高酒精暗示反应的出现.
- 为了确定早期的酒精暗示反应能否预测未来的酒精消费.
主要方法:
- 一个由159名青少年 (16-19岁) 组成的样本,一生饮酒量少于100次,完成了基线暗示反应任务,使用脑电图测量晚期阳性潜能 (LPP).
- 参与者看了酒精饮料,高卡路里食物和中性物体的图像.
- 酒精使用在基线和12个月通过回顾日历进行评估,参与者按终身酒精暴露 (≤10,≤50,>50杯) 分组.
主要成果:
- 在LPP振幅上发现了条件和饮料组之间的显著相互作用.
- 暴露于酒精的最高组与暴露于酒精的最低组相比,对酒精线索的LPP更高.
- 较大的基线LPP与酒精线索预测了12个月后消费的饮料总量的增加,控制了基线饮酒.
结论:
- 高度的酒精暗示反应甚至在最低限度的酒精使用下也会发生.
- 早期酒精暗示反应是青少年随后饮酒行为的重要预测因素.
更多相关视频
13:24A Procedure to Observe Context-induced Renewal of Pavlovian-conditioned Alcohol-seeking Behavior in Rats
Published on: September 19, 2014
13.2K
08:05A Prediction Error-driven Retrieval Procedure for Destabilizing and Rewriting Maladaptive Reward Memories in Hazardous Drinkers
Published on: January 5, 2018
10.1K
相关概念视频
01:27CNS Depressants: Alcohol and Nicotine
1.0K
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...
1.0K
01:15Drug Abuse and Addiction: Pharmacological Phenomena
1.1K
Drug dependence, abuse, and addiction are complex phenomena that can precipitate various abnormal states. Physical dependence refers to a state of pharmacological adaptation to a drug. This adaptation often results in tolerance—a reduced response to the drug after repeated administrations. When the drug use is abruptly stopped, withdrawal symptoms occur due to the body's need to readjust from the pharmacologically induced imbalance. However, tolerance and withdrawal symptoms do not...
1.1K
01:30Attention-Deficit/Hyperactivity Disorder
776
Attention-deficit/hyperactivity disorder (ADHD) is a neurodevelopmental disorder characterized by persistent inattention, hyperactivity, and impulsivity. It affects approximately 5-8% of children globally, with around 60-70% of cases persisting into adulthood. ADHD has significant implications for educational attainment, social interactions, and occupational success.
Diagnostic Criteria and Symptoms
To diagnose ADHD, symptoms must manifest before age 12 and be evident across multiple settings....
Diagnostic Criteria and Symptoms
To diagnose ADHD, symptoms must manifest before age 12 and be evident across multiple settings....
776