Apr 27, 2010 at 4:33PM
During week 19, all your baby’s nerves are being coated with a fatty substance called myelin. This insulates the nerves so that the impulses they send can flow more smoothly. Even at only eight ounces, your baby is quite a sophisticated machine.
Get more information on being 19 weeks pregnant.
Yummy recipes, DIY projects, home decor, fashion and more curated by iVillage staffers.
The very dirty truth about fashion internships... DUN DUN @srslytheshow http://t.co/wfewf
Behind-the-scenes pics from iVillage.
Enter your expected due date: