ダイナミックなコルチコストリアタル活動は,一夫一婦の草原鳥の社会的絆を左右する
Elizabeth A Amadei1,2,3, Zachary V Johnson1,4,5, Yong Jun Kwon1,3,4
1Silvio O. Conte Center for Oxytocin and Social Cognition, Center for Translational Social Neuroscience, Emory University, Atlanta, Georgia 30322, USA.
Nature
|June 1, 2017
まとめ
パートナー と の 絆 は,脳 の 神経 接続 を 迅速 に 強化 する
科学分野:
- 神経科学
- 行動生物学
- 社会科学
背景:
- 大人のカップルの絆には パーツの認識と評価の 重要な変化が含まれます
- パートナーは脳の報酬システムを活性化しますが 神経機構は完全に理解されていません
研究 の 目的:
- 社会的絆形成の過程におけるパートナー報酬とアフィリエイト行動の基礎となる神経機構を調査する.
- 特定の脳の回路を特定する 関連行動の強化に関与する
主な方法:
- 草原鳥のモデル (Microtus ochrogaster) を利用して 社会的絆を研究しました
- 前頭前皮質とアキュンベンスの間の機能的接続性を測定した.
- その因果的役割を評価するために,社会的な文脈で操作された回路活動.
主要な成果:
- 前頭前皮質-アキュンベンス回路の 動的調節が 女性のアフィリエイト行動を 強化することを発見しました
- サーキット接続の強さの個々の差異は,パートナーの好みを予測します.
- この回路のリズミカルな活性化により 交尾しない場合でも 伴侶の選択が加速されます
結論:
- 社会的相互作用は 絆を形成する過程で 関連性のある行動を 誘導するために 脳の報酬システムを動的に 採用します
- 中間前頭前皮質から核アキュンベンスの回路は 社会的絆を加速する因果的な役割を果たします
- この研究は,社会的絆の形成過程における皮質の活動にダイナミックな見方を提供しています.
関連する概念動画
02:12Relationship Formation
46.3K
What do you think is the single most influential factor in determining with whom you become friends and whom you form romantic relationships? You might be surprised to learn that the answer is simple: the people with whom you have the most contact. This most important factor is proximity. You are more likely to be friends with people you have regular contact with. For example, there are decades of research that shows that you are more likely to become friends with people who live in your dorm,...
46.3K
01:30Social Relationships and Well-Being
372
The significance of social relationships in psychological well-being is a well-established area of inquiry within social psychology. Research consistently demonstrates that the presence of meaningful, supportive relationships enhances emotional health, while the absence or deterioration of such connections can contribute to psychological distress. Relationships serve as a foundation for emotional support, identity, and social belonging, all of which are critical to an individual’s overall...
372
01:28Causes of Social Behavior III: Biological and Environmental Influences
381
Social behavior is a complex phenomenon that arises from the interaction between biological predispositions and environmental influences. This intricate interplay shapes how individuals think, feel, and act in various social contexts. Understanding these mechanisms requires insights from psychology, neuroscience, genetics, and evolutionary theory.Environmental Influences on Social BehaviorEnvironmental factors, including temperature, odors, and visual stimuli, play a crucial role in shaping...
381
01:30Socioemotional Experience and Gender Development
353
Social-emotional experiences and cultural influences play significant roles in shaping gender development. During middle childhood, from ages 6 to 11, peer groups become dominant in reinforcing gender norms. Children in this age group often align with same-gender peer groups, which actively encourage behaviors that conform to traditional gender roles. For instance, boys may be discouraged from engaging in activities perceived as feminine, reinforcing culturally dictated norms about masculinity...
353
01:21Secondary Motives: Affiliation Motivation and Aggression Motivation
755
Affiliation motivation is the intrinsic desire to connect with others and belong to a social group, which plays a crucial role in forming and maintaining personal relationships. This type of motivation is essential for psychological well-being, as it provides individuals with a sense of community and support. An example of this is a student who joins a study group in order to feel a sense of connection. People with high affiliation motivation actively seek social approval, take satisfaction in...
755
01:28Factors Influencing Attraction IV: Reciprocity
328
Reciprocity in attraction is fundamental to social and romantic relationships, shaping how individuals form and maintain connections. The psychological principle underlying this phenomenon is that people tend to like those who express liking toward them. Balance theory supports this tendency, suggesting that mutual attraction fosters psychological harmony, whereas one-sided affection leads to discomfort and cognitive dissonance.The Psychological Mechanisms Behind ReciprocityWhen individuals...
328