Fetal Development By Week: 19 Weeks Pregnant

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iVillage Staff on Apr 27, 2010 at 4:33PM

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Fetal Development By Week: 19 Weeks Pregnant

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Fetal Development Week 19: See Your Baby Grow

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.

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