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Updated: May 10, 2025

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男性大鼠的认知灵活性通过在反向学习任务中增加惩罚而增加,但胺没有可检测的长期影响

Anthony N Nist1, Stephen J Walsh2, Timothy A Shahan3

  • 1Department of Psychology, Utah State University, 1600 Old Main Hill, Logan, UT, 84322, USA. anthony.nist@sheppardpratt.org.

Psychopharmacology
|April 22, 2025
PubMed
概括

惩罚类型显著影响概率逆转学习任务 (PRL) 的表现. 氨酸在健康老鼠中没有改善认知灵活性或奖励处理,无论处罚条件如何.

关键词:
认知灵活性 认知灵活性胺基氨酸 (ketamine) 是一种可以惩罚 惩罚 这是惩罚.它们是老鼠,老鼠,老鼠.强化学习是一种强化学习.

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In operant conditioning, the timing of reinforcement is crucial. For animals like rats and cats, immediate reinforcement (within a few seconds) is much more effective than delayed reinforcement. For example, a food reward for a rat needs to follow within 30 seconds of pressing a bar to be effective. 
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant...
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