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प्रश्न
Mention any two functions of the human placenta.
उत्तर
(i)
Placenta helps in the exchange of gases CO2 and O2 between foetus and mother’s blood.
(ii)
It provides nutrition to the developing foetus from the mother’s blood.
(iii)
It helps in excretion of urea, from foetus blood into the mother’s blood.
(iv)
It acts as endocrine gland producing hormones, to maintain pregnancy and helps in parturition and prepare mammary glands for lactation.
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