内蒙古朝鲜族手指指毛的分布

Distribution on Finger-Hair of Korean Nationality Inner Mongolia

调查了内蒙古兴安盟朝鲜族１０～２５岁学生５４７人（男２７６、女２７１）的手指指毛分布．结果表明，近侧指节生有指毛，中间指节除拇抬外，不生指毛，远侧指节无指毛．男女两性间指毛的出现率无明显差异，左右手指毛分布基本对称．

The frequency and patterns of finger一hair distribution were investigated inthe korean people with a total number of 547 cases including male and female students aged10 to 25, living in Xingan league of Inner Mongolia. It is found that 100% of Koreans havefinger一hair on the Droximal finger一segment, such is the same as the Han,Tung andMongolian, but different from Nigerians.Besides thumb no finger一hair exists on the mid-dle finger一segmen,such is the different to those reported in the literature,The distalfinger一segment never showed finger一hair.Finger一hair distribution on both hands in thesame individual is fundamentally symmetrical.