促进习惯控制的刺激条件
Zachary J Pierce-Messick1, Laura H Corbit2
1Department of Psychology, The University of Toronto, 100 St. George Street, Toronto, ON, M5S 3G3, Canada.
Scientific reports
|December 5, 2024
概括
刺激信号训练促进了老鼠的习惯控制,使行为对奖励变化不敏感. 自律训练保持了目标导向的行为,突出了训练条件如何影响行动控制.
科学领域:
- 行为神经科学 行为神经科学
- 动物认知 动物认知
- 学习和记忆的学习和记忆
背景情况:
- 工具训练可以导致目标导向或习惯性控制行为.
- 刺激控制通常与习惯性反应有关,但其精确的作用需要进一步调查.
研究的目的:
- 为了研究刺激信号训练条件如何影响老鼠习惯性与目标导向行为的发展.
- 确定刺激与结果的关联是否有助于在歧视性训练下习惯性控制.
主要方法:
- 鼠被训练在自由操作 (自动) 或有区别的操作 (刺激信号) 条件下.
- 对结果值的行为敏感性被评估,以区分目标导向和习惯控制.
- 实验2涉及延长训练和奖励刺激的呈现.
主要成果:
- 刺激信号训练促进了习惯性控制,这种习惯性控制的证据是对结果值不敏感.
- 自由操作,自主训练,保持目标导向的控制.
- 在受歧视的操作条件下的扩展培训减少了目标导向的控制,但刺激-结果关联不太可能是主要的驱动因素.
结论:
- 在训练期间,刺激的存在表明奖励可用性,这有助于习惯性控制行为.
- 训练程序显著影响行为是否成为目标导向或习惯性.
- 了解这些机制对于解释学习行为的灵活性和刚性至关重要.
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