A YOUNG woman has shared how she is one of the rarest types of twins in the world. Hope Baxter and her sister, Faith, are ...
A Rhode Island couple welcomed the birth of their beautiful quadruplet baby girls at a Valley hospital several days ago.
The fertilized egg then splits into two or more embryos. Identical babies share a placenta, but each usually has a separate amniotic sac. Identical babies are the same sex and have the same blood type ...
Conjoined fetuses are a rare type of identical twins that share a placenta and an amniotic sac, when the embryo divides at 13-15 days from conception. The incidence ranges from 1/50,000-1/100,000 ...
The chorion lies closest to the placenta. The chorionic sac encompasses the fetus and ... containment of the amniotic fluid, and secretion of substances into the amniotic fluid.