A sound knowledge of normal structure and development is highly essential to appreciate the pathological changes and it is also aids us in the case of foetal deaths. In these cases examination of placenta is mandatory and it yields the handy information regarding placenta, but also useful for the surgeons to protect them from medico-legal problems in the event of maternal and foetal outcomes. Formation of the placenta is one of the most carefully orchestrated phenomenons in the fetal development, It represents the cooperation of two distinct individuals to form a single structure that...