Embryo refers to the developing organism from the 2nd to the 8th week of gestation ; a name given to the prenatal organism from the 2nd to the eighth week after conception . Moreover, Embryo is a term given to the zygote once it is completely embedded in the uterine wall

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Period of the zygote at psychology-glossary.com■■■■■■■
Period of the zygote refers to the first phase of prenatal development that lasts from conception until . . . Read More
Conception at psychology-glossary.com■■■■■
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Period of the embryo at psychology-glossary.com■■■■■
Period of the embryo refers to the second phase of prenatal development, lasting from the 3rd to the . . . Read More
Amnion at psychology-glossary.com■■■■
Amnion refers to a thin, tough, membranous sac that encloses the embryo or fetus ; inner sac in which . . . Read More
Germinal stage at psychology-glossary.com■■■■
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Spina bifida at psychology-glossary.com■■■■
Spina bifida refers to a congenital developmental disorder or disability characterized by an opening . . . Read More
Chorion at psychology-glossary.com■■■■
Chorion refers to a membrane that becomes attached to the uterine tissues to gather nourishment for the . . . Read More
Fetus at psychology-glossary.com■■■■
Fetus refers to the unborn infant. Generally, refers to infants between 8 weeks of gestational age until . . . Read More
Placenta at psychology-glossary.com■■■■
Placenta refers to the structure through which nutrients and wastes are exchanged between the mother . . . Read More
Period of the fetus at psychology-glossary.com■■■■
Period of the fetus refers to the longest period of prenatal development that extends from the 9th until . . . Read More