Potentiation, overshadowing, and blocking of spatial learning based on-the shape of the environment

被引:115
作者
Pearce, John M. [1 ]
Graham, Moira [1 ]
Good, Mark A. [1 ]
Jones, Peter M. [1 ]
McGregor, Anthony [1 ]
机构
[1] Univ Cardiff Wales, Sch Psychol, Cardiff CF10 3YG, S Glam, Wales
来源
JOURNAL OF EXPERIMENTAL PSYCHOLOGY-ANIMAL BEHAVIOR PROCESSES | 2006年 / 32卷 / 03期
基金
英国医学研究理事会;
关键词
spatial learning; overshadowing; blocking; potentiation;
D O I
10.1037/0097-7403.32.3.201
中图分类号
B84 [心理学];
学科分类号
04 ; 0402 ;
摘要
Rats were trained in Experiment 1 to find a submerged platform in 1 corner of either a rectangular or a kite-shaped pool. When the walls creating this corner were a different color than the opposite walls, then learning about the shape of the pool was potentiated in the kite but not in the rectangle. Experiments 2-4 revealed that learning about the rectangle can be overshadowed and blocked when information about the wall color indicates the location of the platform. The results mimic findings that have been obtained with Pavlovian conditioning, and they challenge the claim that learning about the shape of the environment takes places in a dedicated geometric module.
引用
收藏
页码:201 / 214
页数:14
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