The embryonic stage of pregnancy starts two days after implantation to 8 weeks. This stage starts the third-week through the eighth weeks of pregnancy.
Further explanation
The prenatal period divided into three stages: the germinal stage, the embryonic stage, and the fetal stage.
1. The germinal stage
The germinal stage is the first two weeks after the conception, where a sperm cell meets with an egg cell to form a Zygote. During this stage, a zygote form, implantation happened and a placenta formed.
2. The embryonic stage
The embryonic stage starts right after the end of the germinal stage to two months after conception. The embryo starts to develop distinct cell layers, form the nervous system, make blood cells, and form many organs. By the end of the embryonic period, the embryo is only about an inch long. The embryonic stage plays an important role in the development of the brain.
3. The fetal stage
The last stage of prenatal development is the Fetal Stage, which lasts from two months after conception until birth. In this period, the sex organs of the fetus begin to form, the fetus continues to develop, put on weight, and prepare for life outside the womb.
Learn more
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Keywords: pregnancy, birth control, ovulation, fertilization
