Vision in the palm of your hand

被引:24
|
作者
Brown, Liana E. [2 ]
Morrissey, Brendan F. [1 ,3 ,4 ]
Goodale, Melvyn A. [1 ,3 ,4 ]
机构
[1] Univ Western Ontario, CIHR Grp Act & Percept, London, ON N6A 5C2, Canada
[2] Trent Univ, Dept Psychol, Peterborough, ON K9J 7B8, Canada
[3] Univ Western Ontario, Dept Psychol, London, ON N6A 5C2, Canada
[4] Univ Western Ontario, Dept Physiol & Pharmacol, London, ON N6A 5C2, Canada
关键词
Target location; Visuomotor control; Tactile resolution; Multisensory processing; Pointing; SPACE; HUMANS; CORTEX;
D O I
10.1016/j.neuropsychologia.2008.11.021
中图分类号
B84 [心理学]; C [社会科学总论]; Q98 [人类学];
学科分类号
03 ; 0303 ; 030303 ; 04 ; 0402 ;
摘要
Here we show that pointing movements made to visual targets projected onto the palm of the hand are more precise and accurate than those made to targets projected onto back of the hand. This advantage may be related to the fact that the number of cortical bimodal neurons coding both visual and tactile stimuli increases with tactile receptor density, which is known to be higher in glabrous than in hairy skin. (C) 2008 Elsevier Ltd. All rights reserved.
引用
收藏
页码:1621 / 1626
页数:6
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