言語の文脈は,言語制御メカニズムを柔軟に調節する
Kalinka Timmer1, Agata Wolna2, Jakub Szewczyk3
1Faculty of Psychology, University of Warsaw, Warsaw, Poland.
Cognition
|February 20, 2026
まとめ
バイリンガルは,自分の言語制御メカニズムを,身近な環境に合わせて調整する. 言語の文脈は,言語生産を柔軟に形作り,文脈が変化した後でも影響が持続します.
科学分野:
- 精神言語学は,精神言語学である.
- 認知神経科学とは
背景:
- バイリンガルな人は,言語のコントロールメカニズムを言語生産のために利用します.
- 言語切り替えタスク (LST) は,非対称的なスイッチコストと逆の言語優位性を測定します.
研究 の 目的:
- 言語環境 (L1-またはL2-支配的) が言語制御指数に影響するかどうかを調査する.
- これらのモジュレーションがスイッチングタスクの後に持続するかどうかを判断する.
主な方法:
- ポーランド語と英語の不均衡バイリンガルは,L1-およびL2-支配的な文脈でLSTを実行しました.
- 効果の持続性を評価するために,画像命名タスクは,LST前と後に実施されました.
主要な成果:
- 言語文脈調節されたスイッチコストと言語の優位性.
- L2支配的な文脈では,スイッチコストアシンメトリーが逆転し,逆転支配性が減少しました.
- 言語の優位性はLSTの間に逆転し,LST後も続いた.
結論:
- 直近の言語の文脈は,双言語の言語制御メカニズムを動的に形作る.
- コントロールメカニズムは,固定された特徴ではなく,文脈的な要求に適応します.
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