在威廉姆斯综合征中,没有从别人的眼睛传递兴奋的转移
Johan Lundin Kleberg1,2, Astrid E Z Hallman3,4, Martyna A Galazka5
1Department of Psychology, Stockholm University, Stockholm, Sweden. johan.lundin.kleberg@su.se.
Scientific reports
|October 26, 2023
概括
患有威廉姆斯综合征 (WS) 的人不会表现出瞳孔传染,这是与社交互动相关的瞳孔大小同步. 这种缺乏兴奋同步可能解释了WS的社会挑战,尽管社会动机很高.
科学领域:
- 发展心理学 发展心理学
- 神经科学是一个神经科学.
- 遗传学 是一个遗传学.
背景情况:
- 瞳孔传染,是个体之间瞳孔大小的自动同步,在婴儿期出现,对社会互动至关重要.
- 威廉姆斯综合征 (WS) 是一种遗传性疾病,其特点是超社交性,并存在重大的社会互动挑战.
研究的目的:
- 研究与典型发育个体和婴儿相比,威廉姆斯综合征患者的瞳孔感染.
- 在WS队列中探索瞳孔感染和自闭症症状之间的关系.
主要方法:
- 在患有WS的人 (n=44),典型的发展对照 (n=65) 和婴儿 (n=79) 中评估了瞳孔传染.
- 用贝叶斯统计分析来评估瞳孔传染的存在或不存在.
主要成果:
- 威廉姆斯综合征的个体,作为一个群体,没有证明瞳孔传染 (贝叶斯因子支持零:25-50).
- 典型的发展对照组 (儿童,成人和婴儿) 呈现出显著的瞳孔传染.
- 在WS组中,减少瞳孔传染与更高水平的自闭症社会沟通症状相关.
结论:
- 在WS中缺少瞳孔传染表明在兴奋同步中有一个早期的非典型发育轨迹.
- 减少兴奋同步可能是威廉姆斯综合征中观察到的社会互动困难的基础.
- 高社会动机在WS不依赖于瞳孔同步的兴奋.
相关概念视频
Visual Agnosia
210
Visual agnosia is a condition characterized by the inability to recognize visually presented objects despite having normal vision. For instance, a person with visual agnosia can describe the shape and color of an object but cannot identify or name it. This impairment does not affect their visual field, acuity, color vision, brightness discrimination, language, or memory. An example of this condition in a social setting is someone at a dinner party asking for "that silver thing with a round...
210
Nonconscious Mimicry
4.6K
Nonconscious mimicry occurs when individuals alter their mannerisms to match the behaviors and expressions of those nearby, without intention.
4.6K
Prosopagnosia
184
Prosopagnosia, also known as face blindness, is the inability to recognize faces. In severe cases, individuals with prosopagnosia may not recognize close family members, including parents and spouses, by their faces. For instance, someone with prosopagnosia might walk past their child in a crowd, only realizing their mistake upon noticing their child's distinctive backpack or favorite jacket. Prosopagnosia specifically impairs facial recognition, while the recognition of other objects or...
184
Facial Feedback Hypothesis
168
Charles Darwin proposed that facial expressions are an evolutionary adaptation for communication. He argued that these expressions are not influenced by culture but are universal across species. For example, a snarling expression with exposed teeth signals a threat in many animals, including humans. Darwin also suggested that displaying an emotion can intensify the feeling. Smiling, for example, could enhance one's sense of happiness. This idea laid the foundation for understanding the role...
168
Optimal Arousal Theory
202
The optimal arousal theory suggests that performance is maximized when an individual experiences a moderate level of arousal. This theory is closely tied to the Yerkes-Dodson law, which illustrates an inverted U-shaped relationship between arousal and performance. The law, formulated by psychologists Robert Yerkes and John Dodson, implies an ideal arousal level for optimal performance, and deviations from this level can lead to declines in effectiveness.
Inverted U-Shaped Performance Curve
The...
Inverted U-Shaped Performance Curve
The...
202


