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[讨论]Pitch discrimination in 瞎子

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xneuron 发表于 2004-7-15 09:12:00 | 显示全部楼层 |阅读模式
Neuropsychology: Pitch discrimination in the early blind

People blinded in infancy have sharper listening skills than those who lost their sight later.


Do blind people develop superior abilities in auditory perception to compensate for their lack of vision? They are known to be better than sighted people at orientating themselves by sound, but it is not clear whether this enhanced awareness extends to other auditory domains, such as listening to music or to voices. Here we show that blind people are better than sighted controls at judging the direction of pitch change between sounds, even when the speed of change is ten times faster than that perceived by the controls — but only if they became blind at an early age. The younger the onset of blindness, the better is the performance, which is in line with cerebral plasticity being optimal during the early years.

remind_me 发表于 2004-7-15 13:55:00 | 显示全部楼层
讨论啥呢?可塑性?pitch?
 楼主| xneuron 发表于 2004-7-16 08:42:00 | 显示全部楼层
我只是贴到这儿来,让没有上Nature的看看,其实没有多少讨论的意思。
这个东西,其实本身讨论的东西就不多,不妨一看而已!
remind_me 发表于 2004-7-16 09:06:00 | 显示全部楼层
呵呵,下次『讨论』选项最好改掉,不然我总是误解。
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