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The Endowment for Human Development
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End of Embryonic Period


8 weeks

From The Biology of Prenatal Development.Buy Now

Script: na 8 wik dεn de mak di εnd כf di εmbrayonik piriכd.

dis tεm de kεriכn, di hiuman εmbriyo dכn gro frכm wangren sεl to כlmost wan biliכn sεl dεn we mek ova 4,000 difrεn bכdi pat dεn.

di εmbriyo naw gεt pas 90% כf di bכdi pat dεn lεk ful grown mכtalman.

All ages referenced to fertilization, not last menstrual period.
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