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Updated: May 26, 2025

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周水管灰色通过了失望,并标志着剩余奖励期望的连续性

Hyunchan Lee1, Okihide Hikosaka1

  • 1Laboratory of Sensorimotor Research, National Eye Institute, National Institutes of Health, Bethesda, MD 20892-4435, USA.

Research square
|February 24, 2025
PubMed
概括

周水管灰色 (PAG) 在预期奖励时抑制活动,尽管失望,但促进持续寻求奖励的行为. 这个大脑机制帮助动物在不确定的环境中坚持寻求奖励.

关键词:
背景 背景 背景 背景 背景一个叫做"Cue"的东西.失望是一种失望.电力生理学 电力生理学侧面的手臂.水管内灰色 水管内灰色灵长类动物中的灵长类动物恢复力 恢复力奖励奖励 奖励奖励奖励的期望奖励的期望序列 序列是指一个序列.社会纽带的建立.

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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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