Gestation, also known as pregnancy, encompasses distinct stages including the embryonic period, where organ systems develop in rudimentary form.
Gestation, also known as pregnancy, begins with conception and ends with the birthing process. It includes distinct periods such as the pre-embryonic stage, embryonic stage (weeks 3-8), and fetal stage (from the ninth week until birth). By the end of the embryonic period, all organ systems are structured in a rudimentary form.
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