概括
在避免训练后,老鼠表现出抑制的寻找食物的行为. 这种有条件的抑制效应持续时间比以前在动物研究中观察到的更长.
科学领域:
- 行为神经科学 行为神经科学
- 动物学习是动物学习.
- 有条件的抑制抑制.
背景情况:
- 操作条件和避免学习是行为心理学中的基本概念.
- 以前的研究主要集中在动物的短期条件抑制效应上.
研究的目的:
- 调查避免程序的持续时间和对大鼠的食物增强操作因子反应的影响.
- 要确定条件抑制是否超出先前确定的时间尺度.
主要方法:
- 鼠被安置在调节室中,可以连续访问食物增强的任务.
- 引入了每天避免的会议,在这些会议之前和之后测量了食物增强的反应.
主要成果:
- 避免程序显著扰乱了老鼠正在进行的食物增强反应.
- 这种干扰,表明有条件的抑制,持续时间比非人类动物模型中通常报告的更长.
结论:
- 避免学习可以在长时间内诱导对动机行为有条件的抑制.
- 研究结果表明,动物条件抑制的时间动态可能比以前理解的更广泛,这对理解恐惧和焦虑的条件有影响.
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