选择反应时,亦称“复杂反应时”,指的是测试时呈现两种或两种以上的刺激,要求被试者对每一种刺激做出相应的不同反应所需的时间。
(2)选择反应时(B反应时) 选择反应时(choice reaction time)就是根据不同的刺激物,而在多种反应方式中选择符合要求的,并执行反应所需要的时间,即对不同的刺激均作出相应的反应。
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采用视觉注意分配与转移(简称T5 )和双手选择反应时(简称T8)为指标。
Visual attention attribution and diversion (T5) and bilateral two- choice reaction time (T8) were used as the indexes.
参与锻炼人群的选择反应时要短于不锻炼的人群,差异具有非常显著性(P<0.001)。
Third, the choice reaction time of the people taking exercise is shorter than those who are lack of exercise and it showed very significant difference(P<0.001).
在应用协方差分析充分均衡了两组的血铅水平后,ALAD1- 2的选择反应时间与ALAD1- 1组十分接近。
When the blood lead level was adjusted by covariance analysis, reactive time in choice reaction test of the ALAD1-2 genotype was closed to that of ALAD1-1 homozygote.
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