【摘要】 本文调查了西安市1980名中小学生(男945人,女1035人)的性发育,结果是女子初潮平均年龄为13.40岁,男子首次遗精平均年龄为14.58岁,和以往资料相比,性发育表现出明显的长期变化。部分家长和教师,由于不了解性发育知识而产生许多心理卫生问题,因此在小学高年级阶段,即应进行性知识教育。更多还原

【Abstract】 1980 elementary and secondary school students(945 female(1035) in Xian were investingated on their sexual developmont.The results showed the menarche occured at mean age 13.40 years old in the girls and average age of the first emission was 14.58 years old in the boys.Our findings on sexual development showed a more obvious secular trend than the previous those.In the consultation we found that there were problems of sexual psychohgiene in different degrees in students and the part of their parents as well as teachers due to the lack of knowledge about sexual development.Therefor,we suggest that sexual education for elementary and secondary school students be streng thened and begun in senior grades of elementary schools.更多还原