Umbilical cord Umbilical cord In placental mammals, the umbilical cord (also called the navel string, birth cord or funiculus umbilicalis) is a conduit between the developing embryo or fetus and the placenta. During prenatal development, the umbilical cord is physiologically and genetically part of the fetus and (in humans) normally contains two arteries (the umbilical arteries) and one vein (the umbilical vein), buried within Wharton's jelly. The umbilical vein supplies the fetus with oxygenated, nutrient-rich blood from the placenta. Conversely, the fetal heart pumps low oxygen containing blood, nutrient-depleted blood through the umbilical arteries back to the placenta. The umbilical cord develops
Confraternities of the Cord the faithful began to wear a cord in honour of Saint Thomas, to obtain the grace of purity through his intercession. In the 17th century, societies were formed at different universities, the student members of which wore a cord in honour of Saint Thomas, hoping through his intercession to be protected from the dangers to which youth is generally exposed. The first Confraternity of the Cord of Saint Thomas was erected at the Catholic University of Leuven by the Belgian Dominican friar Franciscus Deurweerders in 1649, and numbered among its members all the professors and students of the Faculty of