辽宁锡伯族和汉族两种舌运动类型的遗传学研究

Genetic Studies on Two Kinds of Tongue Moving Types in Xibo and Han Nationalities in Liaoning

目的对辽宁锡伯族和汉族卷舌和叠舌两种舌运动类型进行研究,为人类群体遗传学研究提供资料。方法调查前先向被调查者演示卷舌和叠舌运动,并嘱其练习然后进行调查。结果辽宁锡伯族和汉族卷舌出现率分别为71.88%和66.01%,叠舌出现率分别为13.94%和3.2%。结论两民族两种舌运动类型出现率性别间无显著差异;与其他群体相比较,辽宁锡伯族的叠舌出现率较高。

Objective To study two kinds of tongue moving types including rolling and folding tongues in Xibo and Han nationalities of Liaoning to provide data for genetic of human Anthropology. Methods Firstly the two kinds of tongue moving types were demonstrated for the investigated and they were told to practise before the investigation.Results The freqencies of rolling tongue in Liaoning Xibo and Han nationalities were 71.88% and 66.01%, the freqencies of folding tongue were 13.94% and 3.2% respectively.Conclusion No significant sexual difference was found in the frequencies of two tongue moving types in the two nationalities, Liaoning Xibo nationality has a higher frequency of folding tongue compared with other populations.