提高血激素可以通过降低主观认知成本来提高信息收集
Jochen Michely1,2,3,4, Ingrid M Martin4,5, Raymond J Dolan3,4
1Department of Psychiatry and Neurosciences, Charité-Universitätsmedizin Berlin, Corporate Member of Freie Universität Berlin and Humboldt-Universität zu Berlin, Berlin, 10117 Germany jochen.michely@charite.de t.hauser@ucl.ac.uk.
概括
在健康个体中,色胺治疗增加了获得奖励的信息收集能力. 这是因为血清素降低了认知努力的感知成本,使审议变得不那么厌恶.
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
- 药理学 药理学是指药理学的学科.
背景情况:
- 血清激素会影响成本的估值,例如延迟和体力劳动.
- 血清素在认知努力中的作用,例如审议成本,尚不清楚.
研究的目的:
- 为了研究血清素对信息收集过程中对认知努力的敏感性的影响.
- 为了确定血清抗抑郁药是否会改变收集信息的意愿以最大化奖励.
主要方法:
- 给健康的人类参与者服用一种血清抗抑郁药.
- 利用计算建模来分析信息采样期间的决策过程.
- 评估了收集信息的意愿和主观审议成本的变化.
主要成果:
- 血清能抗抑郁药治疗增强了收集信息以获得奖励的意愿.
- 计算建模显示,对主观审议成本的敏感性下降.
- 在色胺治疗下,信息收集在认知上变得不那么费力.
结论:
- 血清激素可能以域一般的方式减轻对厌恶性成本的敏感性.
- 研究结果表明,这种治疗可以改善精神疾病中的动机缺陷的潜在机制.
- 减少对认知努力成本的感知是血清抗抑郁药对决策的关键影响.
相关概念视频
The Placebo Effect
6.2K
The placebo effect occurs when people's expectations or beliefs influence or determine their experience in a given situation. In other words, simply expecting something to happen can actually make it happen.
6.2K
Confirmation Biases
5.5K
The confirmation bias is the tendency to focus on information that confirms our existing beliefs and ignore information that is inconsistent with our expectations. For example, if you think that your professor is not very nice, you notice all of the instances of rude behavior exhibited by the professor while ignoring the countless pleasant interactions he is involved in on a daily basis. Have you ever fallen prey to the confirmation bias, either as the source or target of such bias?
5.5K
Self-Evaluation: Self-Enhancement and Self-Verification
5.2K
Social psychologists have documented that feeling good about ourselves and maintaining positive self-esteem is a powerful motivator of human behavior (Tavris & Aronson, 2008). In the United States, members of the predominant culture typically think very highly of themselves and view themselves as good people who are above average on many desirable traits (Ehrlinger, Gilovich, & Ross, 2005). Often, our behavior, attitudes, and beliefs are affected when we experience a threat to our...
5.2K
Traits, Mood, and Subjective Wellbeing
101
Subjective well-being (SWB) refers to an individual's self-evaluation of their overall life satisfaction, happiness, and fulfillment. This multifaceted construct is typically assessed by analyzing the balance of positive and negative emotions alongside perceptions of life satisfaction. Personality traits such as neuroticism and extraversion are strongly associated with variations in SWB, offering critical insights into the underlying mechanisms of emotional well-being.
Neuroticism and...
Neuroticism and...
101
Beck's Cognitive Therapy
79
Cognitive therapy is a psychological approach designed to address distortions in thinking, which can lead to negative emotions and unrealistic beliefs. These cognitive distortions often influence how individuals interpret and respond to situations, exacerbating emotional distress. Below are some prevalent cognitive distortions, their characteristics, and examples of how they manifest in thought processes.
Arbitrary Inference
Arbitrary inference involves making conclusions without sufficient...
Arbitrary Inference
Arbitrary inference involves making conclusions without sufficient...
79
Social Facilitation
32.0K
Not all intergroup interactions lead to negative outcomes. Sometimes, being in a group situation can improve performance. Social facilitation occurs when an individual performs better when an audience is watching than when the individual performs the behavior alone. This typically occurs when people are performing a task for which they are skilled.
32.0K


