What is the normal blood sugar range in the morning? A normal blood sugar range in the morning, also known as fasting blood glucose level, is between 70 milligrams per deciliter and 99 milligrams per deciliter, according to the Virginia Mason Medical Center.
In these early weeks of pregnancy the embryo is attached to a tiny yolk sac which provides nourishment. A few weeks later, the placenta will be fully formed and will take over the transfer of nutrients to the embryo.
During the early stages of pregnancy, progesterone is still produced by the corpus luteum and is essential for supporting the pregnancy and establishing the placenta. Once the placenta is established, it then takes over progesterone production at around week 12 of pregnancy.