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Amnion and Germ Layers


7 days

From The Biology of Prenatal Development.Buy Now

Script: bay wan wik, sεl dεn we de insay sεl mas de fכm tu leya dεm we den kכl di haypoblast εn εpiblast.

di haypoblast de fכm di yok sak we na wan pan di strכchכ dεn usay di mami de sכplay nyutriεnt dεn we di bεlε yכng.

sεl dεm we de na di εpiblast de fכm wan kכva we dεn kכl amniyכn, we insay de yu gεt di εmbrayo εn leta di pikin de gro te dεn bכn am.

bay abaut 2½ wik, di εpiblast go dכn fכm, 3 spεshal tisu dεn, כ jam leya dεm we dεn kכl εktodam εndodam εn mεsodam.

εktodam de tכn to bכku pat dεm we inklud di bren di bakbon di nav dεm di skin di nel dεn εn di iya.

εndodam de prodyuz di laynin sistεm fכ brith εn digεstiv trak εn de mek boku pat dεn na di men כgan dεm lεk di liva εn di pankras.

di mεsodam de fכm di at di kidni dεm di bon dεm di katilej di mכsul dεm di blכd sεl dεm εn כda pat dεm.

All ages referenced to fertilization, not last menstrual period.
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