Lifestyle and home remedies. Over-the-counter medications â such as acetaminophen (Tylenol, others), ibuprofen (Advil, Motrin IB, others) and naproxen (Aleve, others) â may help ease knee pain.
What a difference a week makes! This week, a sonographer can see your baby via ultrasound as a tiny white image tucked within the gestational sac. And his heart is beating! For these first few weeks in your baby-to-be's development, he'll be nourished by the yolk sac. The yolk sac provides all the nutrients the embryo needs and produces blood cells until the placenta fully forms later in the pregnancy.
Umbilical cord and placenta during pregnancy. The baby develops in the uterus with a life support system for the fetus and is composed of umbilical cord, placenta and amniotic fluid which is filled of amniotic fluid. The placenta is a pancake shaped organ and is attached to the uterus. The placenta is connected to fetus with the help of the umbilical cord.