Surgical removal or cutting and ligation of the ends of oviduct is known as

Sterilisation in woman is done by blocking the passage of ova in fallopian tubes either by cutting or by ligaturing these tubes. This is called tubectomy or salpingectomy. It is a major and complicated operation because the fallopian tubes are deeply located in the addomen. Sterllisation of man is done by Vasectomy in which the passage of sperms is blocked either by cutting or by putting ligatores around the vase deferenta. Castration or orchidectomy is the removal of testes. It produce eunuchs and changes aggressiveness of male into docile nature.