URINARY SYSTEM AND MALE FEMALE REPRODUCTIVE SYSTEMS
PLACENTA
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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Name the substances transported through placenta from the mother to the foetus.
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nutrients
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antibodies
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carbon dioxide
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oxygen
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urea
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Explanation:
Detailed explanation-1: -In the placenta, carbon dioxide and waste products are released into the mother’s circulatory system, and oxygen and nutrients from the mother’s blood are released into the fetus’ blood.
Detailed explanation-2: -Electrolytes, vitamins, and water. Sodium and chloride ions are mainly transferred across the placenta by passive diffusion, although active transport may have a role. Calcium ions, iron, and vitamins are transferred by active carrier-mediated transport.
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