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
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
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
Fertilization at psychology-glossary.com■■■■
Fertilization is defined as the union of two (2) gametes, which occurs when a haploid sperm and a haploid . . . Read More
MZ twins at psychology-glossary.com■■■■
MZ twins also known as Monozygotic twins are identical twins, who develop from a single fertilized egg . . . Read More
Preterm (Premature) at psychology-glossary.com■■■■
Preterm (Premature) means born at or before completion of 37 weeks of gestation. May also refer to babies . . . 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
Age of viability at psychology-glossary.com■■■■
Age of viability is the age at which a fetus can survive because most of its bodily systems function . . . Read More
Sexual differentiation at psychology-glossary.com■■■
Sexual differentiation refers to the processes by which the embryo/fetus develops into a male or a femaleinternal . . . Read More