Umbilical cord from and contains remnants of the yolk sac and allantois. It forms by the fifth week of development, replacing the yolk sac as the source of nutrients for the embryo. The cord is not directly connected to the mother's circulatory system, but instead joins the placenta, which transfers materials to and from the maternal blood without allowing direct mixing. The length of the umbilical cord is approximately equal to the crown-rump length of the fetus throughout pregnancy. The umbilical cord in a full term neonate is usually about 50 centimeters (20 in) long and about 2 centimeters (0.75 in) in
Abortion in the Republic of Ireland "that the way to cope with it is through introducing abortion legislation" into Ireland. A number of controversies have arisen following deaths of pregnant women who were prevented from receiving medical care because of their pregnancy, such as Sheila Hodgers in 1983. Sheila Hodgers was a woman from Dundalk, County Louth, who, in 1983, died of multiple cancers two days after giving birth to her third child (who immediately died at birth). It is alleged that she was denied treatments for her cancer while pregnant because the Catholic ethos of the hospital did not wish to harm the foetus. The