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Growth, Development, and Reproduction of Organisms: Human Body Systems
Pregnancy
Description
Pregnancy
Pregnancy is the process through which a new human life begins and develops inside the mother’s body. It starts when a sperm fertilizes an egg, forming a zygote, which then grows into an embryo and later a fetus. Pregnancy usually lasts about nine months and is divided...
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Transcript
Pregnancy is the process in which a fertilized egg develops into a baby inside the uterus.
Pregnancy begins when a fertilized egg divides, becomes a blastocyst, and implants into the uterus.
In the first 8–10 weeks of pregnancy, the developing baby is called an embryo.
By week 4, during early development, vital organs like the ...
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