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新兴成年人反映婴儿的情绪和打哈欠
Tiffany S Leung1, Guangyu Zeng2, Sarah E Maylott3
1Department of Psychology, University of Miami, Coral Gables, Florida, USA.
Developmental psychobiology
|August 21, 2024
概括
新兴成年人无意识地反映婴儿的面部表情和生理反应. 这种天生的敏感性对婴儿的线索,如哭泣或微笑,表明护理行为的进化基础.
科学领域:
- 发展心理学 发展心理学
- 进化心理学 进化心理学
- 社会神经科学是一种社会神经科学.
背景情况:
- 婴儿的非语言表达对于引起照顾至关重要.
- 父母对自己的婴儿的反应得到了充分的记录.
- 人们对普通成年人对不熟悉婴儿表情的反应知之甚少.
研究的目的:
- 调查非父母的新成年人是否对不熟悉的婴儿表情表现出行为和生理反应.
- 为了确定这些反应是否在不同婴儿情绪状态中普遍存在.
主要方法:
- 84名美国新兴成年人 (18-25岁) 观看了陌生婴儿的视频片段.
- 婴儿表现出哭泣,微笑,打哈欠和中立的表情.
- 测量了成人的行为 (面部表情) 和生理 (瞳孔扩张) 反应.
主要成果:
- 成年人对婴儿的微笑表现出积极的面部表情.
- 成年人表现出消极的面部表情,并增加了对婴儿哭泣的瞳孔扩张.
- 当成年人看到婴儿打哈欠时,观察到打哈欠和瞳孔扩张的增加.
结论:
- 非父母的新兴成年人对不熟悉的婴儿的表情非常敏感.
- 成年人自然会在行为和生理上反映婴儿的表情.
- 这种敏感性可能是一个进化的机制,以促进婴儿护理.
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