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Definition
| the union of a male sperm cell and a female egg cell, also known as conception |
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Definition
| the zygote attaches to the uterine wall |
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Definition
| the cluster of cells that develop between the third and eighth weeks of pregnancy |
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Term
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Definition
| after about the eighth week, the developing group of cells |
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Definition
| a thin, fluid-filled membrane that surrounds and protects the developing embryo |
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Definition
| a ropelike structure that connects the embryo and the mother's placenta |
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Definition
| a thick, blood-rich tissue that lines the walls of the uterus during pregnancy and nourishes the embryo |
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Definition
| the final stage of pregnancy in which the uterus contracts and pushes the baby out of the mother's body |
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Definition
| steps that a pregnant female can take to provide for her own health and the health of the baby |
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Term
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Definition
| a facility in which women with low-risk pregnancies can deliver their babies in a homelike setting |
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Definition
| a group of alcohol-related birth defects that includes both physical and mental problems |
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Definition
| the spontaneous expulsion of a fetus that occurs before the twentieth week of a pregnancy |
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Term
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Definition
| a dead fetus expelled from the body after the twentieth week |
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Term
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Definition
| the passing of traits from parents to their children |
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Term
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Definition
| threadlike structures found within the nucleus of a cell that carry the codes for inherited traits |
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Term
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Definition
| the basic units of heredity |
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Definition
| the chemical unit that makes up chromosomes |
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Definition
| disorders caused partially by a defect in genes |
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Term
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Definition
| a procedure in which a syringe is inserted through a pregnant female's abdominal wall into the amniotic fluid surrounding the developing fetus |
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Term
| chorionic villi sampling (CVS) |
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Definition
| a procedure in which a small piece of membrane is removed from the chorion, a layer of tissue that develops into the placenta |
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Term
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Definition
| the process of inserting normal genes into human cells to correct genetic disorders |
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Definition
| A series of events that must happen in order for an individual to continue growing toward becoming a healthy, mature adult |
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Definition
| The confidence that a person can control his or her body, impulses, and environment |
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Term
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Definition
| An abnormal sideways curvature of the spine |
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