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99.9 % is removed via the blood - i.e. via the umbilical cord ...

where the mother clears the blood.

A tiny amount (via the kidneys) ends up in the uterine fluid surrounding the fetus.

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14y ago

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What I the name of the organ where substances pass between the mothers and fetus blood?

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The structure that connects an embryo with the organ that nourishes it is called the umbilical cord. The umbilical cord attaches the developing fetus to the placenta, which is the organ responsible for providing nutrients and oxygen to the embryo or fetus while removing waste products. The umbilical cord contains blood vessels (two arteries and one vein) that carry deoxygenated blood and waste products away from the fetus and deliver oxygen and nutrients to the fetus from the placenta.


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The organ that provides mechanical protection and nutritional support for the developing embryo is the?

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What specific substances can be exchanged between the mother and fetus via the placenta?

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Is an organ that connects the developing fetus to the uterine wall to allow nutrient uptake waste elimination and gas exchange?

placenta