1.(3) ductuli epididymis with least and pilus on the epidermis and (4) circular ductus epididymidis with least cutaway.
③附睾小管:管径小,皮有纤毛;④附睾管:少,管腔圆整。
2.Abstract: Aim:To establish the methods of microfertilization and explore the fertilizing potential of mouse sperm obtained from caput epididymidis and cauda epididymidis.