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प्रश्न
Which structure is formed after implantation of the blastocyst and connects the fetus to the uterine wall?
विकल्प
Placenta
Yolk sac
Umbilical artery
Amnion
MCQ
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उत्तर
The placenta is a temporary organ formed during pregnancy that connects the fetus to the uterine wall. It develops from the interdigitation of chorionic villi (from the trophoblast) and uterine tissue, allowing exchange of nutrients, gases, and wastes between mother and fetus.
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