Must we accept the view of empedocles of trinacria that the right ovary the postmenstrual period , assert others is responsible for the birth of males or are the too long neglected spermatozoa or nemasperms the differentiating factors or is it , as most embryologists incline to opine , such as culpepper , spallanzani , blumenbach , lusk , hertwig , leopold and valenti , a mixture of both 我们究竟应该接受特利纳克利亚的恩培多克勒的说法，即认为男子的诞生决定于右卵巢272另外一些人则主张是在月经后的时期，还是应该认为被放置过久的精子或精虫乃是决定性别的重要因素？
