魅力と注視の報酬価値は魅力と注視の報酬価値です
K K Kampe1, C D Frith, R J Dolan
1Institute of Cognitive Neuroscience, University College London, 17 Queen Square, London WC1N 3AR, UK. k.kampe@ucl.ac.uk
Nature
|October 12, 2001
まとめ
見知らぬ顔との直接的な眼接触は,知覚された魅力を高め,腹筋のストライアトムの活動を増加させます. これは,報酬システムが,視線の方向によって影響を受け,早期に社会的相互作用に参加することを示唆しています.
科学分野:
- 神経科学は神経科学である.
- 社会心理学 社会心理学とは
- コグニティブ・サイエンス コグニティブ・サイエンス
背景:
- 顔は,社会的ヒントに不可欠であり,目線が重要な役割を果たします.
- 顔の知覚が社会的相互作用にどのように影響するかを理解することが鍵です.
研究 の 目的:
- 目の視線の方向に基づいて,顔の魅力を認識する神経相関を調査する.
- 初期社会的な出会いにおいて報酬経路が活性化されているかどうかを判断する.
主な方法:
- 機能性磁気共鳴画像 (fMRI) は,脳の活動を測定するために使用されました.
- 参加者は,見慣れない顔を見て,視線の方向を変化させました.
- 認知された魅力評価が収集されました.
主要な成果:
- 直接の目線で顔を見るときに,腹筋のストライアタムにおける脳活動の増加が観察されました.
- 眼の視線が遠ざけられたときに,腹筋のストライアトムの活動が低下した.
- 認知された魅力は,腹筋のストライアタム活性化と相関しています.
結論:
- 直接的な視線は,見知らぬ顔の魅力を高めます.
- 報酬予測に関連したドーパミナージック領域は,視線の方向によって活性化されます.
- 中央の報酬システムは,社会的相互作用の開始時に関与しているように見える.
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