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Questions and Answers
During human pregnancy, when does the zygote transform into a fetus?
During human pregnancy, when does the zygote transform into a fetus?
What is the average duration of human pregnancy from fertilization of the egg?
What is the average duration of human pregnancy from fertilization of the egg?
Why might fetal tissue be considered useful for treating nervous system diseases?
Why might fetal tissue be considered useful for treating nervous system diseases?
At what time period during human pregnancy does the first trimester end?
At what time period during human pregnancy does the first trimester end?
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What is the significance of reaching week 8 in human embryonic development?
What is the significance of reaching week 8 in human embryonic development?
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What is the most hazardous period in human pregnancy according to Purdue University?
What is the most hazardous period in human pregnancy according to Purdue University?
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When does the fetus grow and become very active?
When does the fetus grow and become very active?
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What happens during the third trimester of pregnancy?
What happens during the third trimester of pregnancy?
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Which substances can cause structural abnormalities during pregnancy?
Which substances can cause structural abnormalities during pregnancy?
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What is Fetal Alcohol Syndrome?
What is Fetal Alcohol Syndrome?
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Which lifestyle choices by the mother can affect the developing embryo?
Which lifestyle choices by the mother can affect the developing embryo?
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When is the uterus grown enough for the pregnancy to become obvious?
When is the uterus grown enough for the pregnancy to become obvious?
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What is the approximate maternal blood flow to the placenta at term?
What is the approximate maternal blood flow to the placenta at term?
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At term, how long are the fetal capillaries in a fully developed placenta?
At term, how long are the fetal capillaries in a fully developed placenta?
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Which of the following germ layers is correctly matched with the tissue that develops from it?
Which of the following germ layers is correctly matched with the tissue that develops from it?
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What hormones start to be produced by the placenta around 4 months into pregnancy?
What hormones start to be produced by the placenta around 4 months into pregnancy?
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Why does testing for HCG work as a pregnancy test early in pregnancy but not late in pregnancy?
Why does testing for HCG work as a pregnancy test early in pregnancy but not late in pregnancy?
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What is the role of the chorionic villi in the placenta?
What is the role of the chorionic villi in the placenta?
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