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Question
The placenta is derived from
The placenta is derived from
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Solution
The correct option is D Both A and B
The placenta is made of both foetal and maternal tissue. It begins to develop upon implantation of the blastocyst into the maternal endometrium. The outer layer of the blastocyst becomes the trophoblast, which forms the outer layer of the placenta. Decidua is the term for the endometrial lining of the uterus during a pregnancy, the tissues of which form the maternal part of the placenta. The placenta attaches to the wall of the uterus, and the baby's umbilical cord develops from the placenta.
Both A and B
The placenta is made of both foetal and maternal tissue. It begins to develop upon implantation of the blastocyst into the maternal endometrium. The outer layer of the blastocyst becomes the trophoblast, which forms the outer layer of the placenta. Decidua is the term for the endometrial lining of the uterus during a pregnancy, the tissues of which form the maternal part of the placenta. The placenta attaches to the wall of the uterus, and the baby's umbilical cord develops from the placenta.
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