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视体联合刺激双模增进作用的研究

王悟夷 谢小波 崔红岩 胡理 安兴伟 綦宏志 明东 万柏坤 胡勇

生物医学工程研究2011,Vol.30Issue(2):78-81,100,5.
生物医学工程研究2011,Vol.30Issue(2):78-81,100,5.

视体联合刺激双模增进作用的研究

The Bi-modal Enhancement Effect Between Visual and Somatosensory Stimulus

王悟夷 1谢小波 2崔红岩 2胡理 2安兴伟 2綦宏志 2明东 2万柏坤 2胡勇1

作者信息

  • 1. 中国医学科学院北京协和医学院生物医学工程研究所,天津300192
  • 2. 天津大学精密仪器与光电子工程学院,天津300072
  • 折叠

摘要

Abstract

In the present study, the cognitive difference between uni-modal (V, S) and bi - modal (SV) target stimuli were investigated from both vision and somatosensory, and the neural mechanisms of bi - modal enhancement were also investigated. A speeded target stimuli detection task were adopted in this experiment, both behavioral and electroencephalographic responses io uni - modal and hi - modal target stimuli, which were combined from visual and somatosensory target stimuli, were recorded from 14 normal subjects using a 64 - channel EEC NeuroScan system. The difference between uni- modal and bi- modal were tested from both behavioral (Reaction time and Error rate) and ERPs (P2 and P3) data, therefore the correlation between behavioral and ERF data were analyzed both uni - modal and bi - modal target stimuli. By comparing the difference between uni - modal and bi - modal from both behavioral and ERP results, the potential neural mechanism of bi - modal enhancement was determined both from vision and somatosensory.

关键词

行为学/事件相关电位/视觉/体感觉/视体联合

Key words

Behavioral/ Event-Related potential/ Vision/ Somatosensory/ Vision - somatosensory

分类

医药卫生

引用本文复制引用

王悟夷,谢小波,崔红岩,胡理,安兴伟,綦宏志,明东,万柏坤,胡勇..视体联合刺激双模增进作用的研究[J].生物医学工程研究,2011,30(2):78-81,100,5.

基金项目

中央级公益性科研院所科研业务专项资助项目 ()

生物医学工程研究

OACSTPCD

1672-6278

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