What Are The Different Parts Of The Placenta
What Is a Placenta? The placenta attaches to the wall of the uterus during pregnancy. It provides vital nutrients and oxygen to your baby through the umbilical cord. There are two sides to the placenta: the fetal side (known as chorion) and the maternal side (known as decidua). The average placenta weighs around one pound, is about 20 centimeters in diameter, and is about three centimeters thick. If you have twins or multiples, there may be one large placenta that the twins share, or separate placentas, one for each baby....