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The Fetal Period


9 weeks

From The Biology of Prenatal Development.Buy Now

Script: yon mo ki vle di " timoun ki poko fèt ". Yo rele peryòd sa a peryòd fetis, e se lè sa a kò a vin pi gwo e systèm li yo kòmanse fonksyone.

Tout peryòd yo mansyone nan pwogram sa a swa peryòd anbriyon oubyen peryòd fetis, kòmanse depi lè fegondasyon an te fèt.

All ages referenced to fertilization, not last menstrual period.
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