作者
Michael Deppe, Wolfram Schwindt, Harald Kugel, Hilke Plassmann, Peter Kenning
发表日期
2005/4
期刊
Journal of neuroimaging
卷号
15
期号
2
页码范围
171-182
出版商
Blackwell Publishing Ltd
简介
Background and Purpose. The authors used functional magnetic resonance imaging (fMRI) to investigate how individual economic decisions are influenced by implicit memory contributions. Methods. Twenty‐two participants were asked to make binary decisions between different brands of sensorily nearly undistinguishable consumer goods. Changes of brain activity comparing decisions in the presence or absence of a specific target brand were detected by fMRI. Results. Only when the tar get brand was the participant's favorite one did the authors find reduced activation in the dorsolateral prefrontal, posterior parietal, and occipital cortices and the left premotor area (Brodmann areas [BA] 9, 46, 7/19, and 6). Simultaneously, activity was increased in the inferior precuneus and posterior cingulate (BA 7), right superior frontal gyrus (BA 10), right supramarginal gyrus (BA 40), and, most pronounced, in the …
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M Deppe, W Schwindt, H Kugel, H Plassmann… - Journal of neuroimaging, 2005