Cortical mechanisms and cues for action.

Cortical mechanisms and cues for action.
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皮质机制和行动线索。

DOI:
10.1098/rstb.1985.0013
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发表时间:
1985
期刊:
Philosophical transactions of the Royal Society of London. Series B, Biological sciences
影响因子:
--
通讯作者:
R. Passingham
R. Passingham
中科院分区:
--
文献类型:
--
作者:
R. Passingham

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猴子的大脑更加发达,比老鼠更聪明;然而,老鼠学习某些任务的效率却和猴子一样高。例如,老鼠很快就能发现两扇门中哪扇藏有食物或如何打开门。据推测,此类任务不会对皮质联想机制造成太大负担,因为动物只需积累有关物体的事实。有人认为,皮质机制对于将不同时间或不同地点呈现的信息联系在一起的能力至关重要。在去除部分额叶皮层后,猴子仍然可以关联一起呈现的线索,但它们不擅长关联分开呈现的线索。
Monkeys have more highly developed brains and are more intelligent than rats; yet rats learn some tasks as efficiently as monkeys. For example, rats are as quick at discovering which of two doors hides food or how to open the doors. Presumably tasks of this sort do not greatly tax cortical associative mechanisms since the animals have only to cumulate facts about objects. It is argued that cortical mechanisms are crucial for the ability to relate together information that is presented at different times or in different places. After removal of parts of frontal cortex monkeys can still associate cues that are presented together but they are poor at relating cues that are presented apart.