20 weeks A waxy substance (vernix) coats the skin to provide protection from the amniotic fluid. The fetus is able to swallow.
{"Image DocumentName": "20 weeksA waxy substance (vernix) coats the skin to provide protection from the amniotic fluid. The fetus is able to swallow.", "Image ImageDescription": "The production of meconium begins (digestive system)", "Image XResolution": "37", "Image YResolution": "37", "Image ResolutionUnit": "Pixels/Centimeter", "Image Software": "SlidePlayer", "Image YCbCrPositioning": "Centered"}