A normal human pregnancy lasts forty weeks, divided into 3 trimesters. Which is a key event during the first trimester of pregnancy? The embryo is forming all its major structures and is most sensitive to alcohol and drugs O Most organ systems are fully developed and functional The lungs develop and the head points down toward the cervix O The gender of the fetus can be determined without studying the chromosomes

Q: #6

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Q: pregnancy sustainable in cases of incompetent cervix

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A: Fetal development in shortest words.

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Q: hormone

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Q: what are the major events of embryo development? what are the major events of fetal development?

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Q: Use the following information to answer the next question. Triple X Syndrome Although females with…

A: Please follow steps 2 & 3 for detailed explanation.

Q: All of the following events occur by the end of the eighth week of gestation EXCEPT Select one: a.…

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