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If an egg is not fertilized, it disintegrates about 10 days after ovulation. |
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| | A) | True |
| | B) | False |
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It is possible for several sperm to penetrate the egg and fertilize it simultaneously, which is how twins and triplets occur. |
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| | A) | True |
| | B) | False |
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3 | |
The is the mass of tissue lying beside the fetus that serves important functions by allowing nutrients and oxygen to pass from the mother's blood to the baby's blood. |
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4 | |
During pregnancy, the placenta manufactures a hormone called , which is the substance detected in pregnancy tests. |
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Most of the major organ systems of the body develop during the first three months of fetal development. |
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| | A) | True |
| | B) | False |
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6 | |
Drugs taken during pregnancy, including aspirin, antibiotics, and alcohol, that may cause damage to the developing fetus are referred to as . |
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7 | |
The method is a technique of prepared childbirth in which the woman learns relaxation techniques and controlled breathing to help control the pain of childbirth. |
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8 | |
Research indicates that breast feeding is associated with a reduction in negative moods and reported maternal stress, as well as a reduced risk of . |
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Approximately 90 percent of cases of infertility are caused by problems with the woman's reproductive system. |
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| | A) | True |
| | B) | False |
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The technique in which egg and sperm are mixed outside the body in a laboratory dish, in the hope of creating a conceptus, is called . |
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11 | |
refers to a doctor inserting eggs and sperm into the fallopian tube, where natural fertilization may occur, followed by implantation. |
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