Very Fine Hairs,called ____________________,Appear First at 12 Weeks of Gestational

Short Answer

Very fine hairs,called ____________________,appear first at 12 weeks of gestational age on the fetus's eyebrows and upper lip.By 20 weeks they cover the entire body.By 28 weeks,the scalp hair is longer than these fine hairs,which thin and may disappear by term gestation.