【摘要】 调查了海南居住较为集中的黎、苗、汉族(共3207人)扣手、交叉臂、惯用手等人类左右不对称行为特征。结果显示 :(1)扣手、交手臂、惯用手三型3个民族的出现率均为R>L型 ,惯用手的R型出现率远较其他两型高 ,呈高度显著性差异 ,(P<0 01)。(2)扣手、交叉臂出现率与性别无关。(3)惯用手R型出现率苗族女性明显高于男性 ,差异显著(P<0 05)。三民族总和出现率为89 06 % ,是国内外属最低的。(4)扣手与交叉臂、扣手与惯用手 ,交叉臂与惯用手之间均具有相当明显的相关性。更多还原

【Abstract】 It was investigated that three types of many general indexes of anthrotogical genetics,which include hand clasping、arm folding and handedness,just among Li,Miao and Han nationalities in Hainan.There were 3207 people investigated in total.The results showed as follows:(1)The frequency of hand clasping,arm folding and handedness is far higher than others(P<0.01).(2) It was proved that there was no signilicant difference between male and female in the frequency of either hand clasping or arm floding.(3)It was obvious that the frequency of type R handedness in female of Miao nationality was higher than in male.And the difference was much clear(P<0 05).The total frequency of handedness was about 89.06 percent,which was the lowest rate as far as we known.(4)There was correlation among handedness and hand clasping,handedness and arm folding andhand clasping and arm folding respectively.更多还原