蒙古族手指指毛的分布

Distribution of Finger Hair of Mongol Ethnic Group

调查了16～50岁蒙古族566人(男284,女282)的手指指毛分布情况。结果表明远侧指节不生指毛,近侧和中间指节均生有指毛。左右手同位指指毛分布基本对称,每指两侧指毛分布不对称。蒙古族人中间指节指毛出现率偏高,低于白种人,高于印度人、日本人、尼日利亚人和我国藏族人、汉族人、畲族人、壮族人。且存在性别高度显著性差异(男>女,P<0.001)。

This paper investigated a random sample of 284 male and 282 female peoples of Mongol ethnic group,between the ages of 16 and 50 years,The results showed that the distal segments of phalanges never showed hair, the middle and the near segments showed hair. It was not significantly different that the hair distributes in same phalange between left and right hand,but the distribution of hair in same phalange was not balance. The frequency of the middle segments' hair was less as Compared to the whites races,and higher than the Indian,the Japanese,the Nigeran and Tibetan.Han,She,Zhuang ethnic group of our country. The frequency also was significantly different between male and female (male>female,p< 0.001).