论文部分内容阅读
男孩的骨骼成熟过程要慢于女孩。这种差别在出生时已很明显。有人认为,骨骼的成熟是由Y染色体上的遗传因子控制。所以通过确定患有XY女性综合征的青春前期儿童的骨龄可以得到这种假定的根据。
The skeleton of a boy matures slower than a girl. This difference is already evident at birth. Some people think that bone maturation is controlled by genetic factors on the Y chromosome. Therefore, the basis of this hypothesis can be obtained by determining the bone age of pre-adolescent children with XY female syndrome.