Glossary / Lexicon
Embryonic stage
Embryonic stage is defined as the stage of pre-natal development that lasts from implantation through the eighth week of pregnancy which is characterized by the development of the major organ systems .
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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 | |
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 | |
Embryo at psychology-glossary.com | ■■ |
Embryo refers to the developing organism from the 2nd to the 8th week of gestation ; a name given to . . . Read More | |
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Ectopic pregnancy at psychology-glossary.com | ■■ |
Ectopic pregnancy is defined as the implantation of the fertilized egg outside the uterus, such as in . . . Read More |