论文部分内容阅读
生殖器官的发育是儿童青少年生长发育的重要标志之一。由于种种原因,国内有关儿童生殖器官发育情况的研究较少。本文对241例学龄前男童外生殖器官的发育情况进行了检测,并对182例被检对象睾丸大小与年龄及体重的关系进行了分析,现报告如下:1 资料与方法 本组资料的调查对象为哈尔滨市道外区东原初级
The development of the reproductive organs is one of the important signs of the growth and development of children and adolescents. Due to various reasons, there are few studies on the development of children’s reproductive organs in China. In this paper, 241 cases of pre-school boys outside the reproductive organs were detected, and 182 cases of test subjects testicular size and age and body weight were analyzed, are as follows: 1 Materials and Methods The survey data The target is Harbin Dongsheng Elementary School