Your baby girl practices breathing and in effect drinks and swallows amniotic fluid on a regular basis, processing it through her kidneys, into the bladder and voiding again into the amniotic fluid.
Your baby girl's teeth are established beneath the gums and permanent teeth are forming behind them.
Your baby's nervous system is busy this week, as she develops myelin, a fatty substance that coats her nerves. This insulates the nerves so that impulses flow smoothly to the brain. Speaking of brain, it is hard at work, with special areas forming to hold your baby's sense of taste, hearing, vision, and touch.