भ्रूण एवं गर्भाशय के बीच संवहनी सम्पर्क बनाने वाली संरचना को क्या
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The placenta is a unique vascular organ that receives blood supplies from both the maternal and the fetal systems and thus has two separate circulatory systems for blood: (1) the maternal-placental (uteroplacental) blood circulation, and (2) the fetal-placental (fetoplacental) blood circulation.
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