Look at the above amazing picture for 5-week old fetus.
As early as this week, the plate that will become the heart has developed. Your baby’s brain, spinal cord, muscles, and bone formation are also beginning to form. The baby’s skeleton is forming at this time as well. The embryo has a distinct organization that has a top, bottom, left, right, front and back. It is important that you continue or begin to take your prenatal vitamins to prevent birth defects.
