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CBSE - XI Science - Biology - Body Fluids and Circulation

When the foetus is breathing within the mother body it takes up the O2 from Mother blood. Then how placenta maintains the Rh-ve blood of Mother separated from Rh +ve blood of foetus from mixing?

Asked by vinitamalaviya 4th May 2016, 10:39 AM
Answered by Expert

Answer:

Placenta is a barrier between mother's blood and foetus' blood.
Howeve, it allows the diffusion of nutrients and gas exchanges from mother's blood to foetus' blood and vice a versa.
Answered by Expert 5th May 2016, 10:52 AM

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