More Human Reproductive system questions?
Filed in Category Reproductive System Questions
13. What is the embryo called 2 months after fertilization?
14. Why is it vital to have a healthy placenta during pregnancy?
15. What is the main job of the third trimester?
16. Why is human baby delivery more dangerous that for other primates?
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13. the developing embryo is considered a fetus
14. the placenta is the life line for the developing baby, oxygen, nutrients (carbohydrates, lipids, proteins), antibodies, etc. pass through the placenta to the baby, and waste products, urea, carbon dioxide,etc. leave the baby through the placenta
15. the third trimester is when the fetus gains weight, and increase in size (organs are already made, but need to gain in size and mass) and the lungs finish developing
16.?