Prenatal Stages

The fertilized egg is known as the zygote. This union marks the beginning of the prenatal period which in humans encompasses three distinct stages. The beginning of the third week after.

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Prenatal Development

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The germinal stage begins at conception when the sperm and egg cell unite in one of the two fallopian.

Prenatal stages. Most important stages of prenatal development during pregnancy the germinal stage. These may be uncomfortable but shouldn t be painful. When thinking about the stages of prenatal development pregnancy you should know that this stage. 1 the pre embryonic stage the first two weeks of development which is a period of cell division and initial differentiation cell maturation 2 the embryonic period or period of organogenesis which lasts from the third to the eighth week of development and 3 the fetal period which is characterized by the maturation of tissues and organs and rapid growth of the body.

At this point the mass of cells is now known as an embryo. Stages of prenatal development germinal stage. This stage starts at the moment of conception. You might get braxton hicks contractions where your womb starts to contract from about 30 weeks onwards.

It s common to wake up a lot in the later stages of pregnancy because needing the toilet more often or feeling uncomfortable can disrupt your sleep.