What Is The Role Of The Placenta In Embryonic Development?

Placenta plays a very important role in embryonic development. The placenta acts as an interface and as a point of interaction between the mother and the fetus facilitation nutrition and gaseous exchange thorough blood capillaries lining the wall interface of the placenta and the uterus.

When does the placenta begin to develop in the fetus?

The placenta a mateno-fetal organ which begins developing at implantation of the blastocyst and is delivered with the fetus at birth. Only recently have we begun to understand the many different functions this organ carries out in addition to its role in embryonic nutrition.

What kind of hormones does the placenta produce?

The placenta produces several important hormones, including estrogen, progesterone, placental growth hormone and placental lactogen. Although most hormones made by the placenta do not influence the fetus directly, they have an essential role in regulating the mother's responses to pregnancy.

When does the placenta transfer nutrition to the fetus?

Histiotrophic - describes the intital transfer of nutrition from maternal to embryo. occurs before implantation and during early implantation mainly from uterine glands. Haemotrophic - describes the later blood-borne nutrition. occurs in the embryonic and fetal period after placenta development.

How does the placenta mix with the fetus blood?

It grows into the wall of the uterus and is joined to the fetus by the umbilical cord. The mother's blood does not mix with the blood of the fetus, but the placenta lets substances pass between the two blood supplies: The mother’s lifestyle can affect the developing fetus. For example, smoking reduces the amount of oxygen in the bloodstream.

Similar Questions

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