Term
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Definition
| Period of rapid cell division that lasts for 2 weeks. |
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Term
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Definition
| Approximately 14 days after menstruation |
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Term
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Definition
| hollow, fluid-filled sphere of cells shortly after conception |
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Term
| Monozygotic (identical) twins |
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Definition
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Term
| Dizygotic (fraternal) twins |
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Definition
| Result from two ova fertilization |
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Term
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Definition
Second prenatal period: from implantation to end of second month
*all major structures are formed during this time |
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Term
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Definition
third period of prenatal development; from second month to birth
*Organ systems mature and become functional |
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Term
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Definition
| Refers to baby from end of 2nd month to birth |
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Term
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Definition
| Growth pattern that starts in the head and moves downward |
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Term
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Definition
| Growth pattern that occurs form midline, outward |
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Term
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Definition
| Tendency to react to stimuli with whole body, until finer reflexes develop |
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Term
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Definition
| When a teratogen can be effective |
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Term
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Definition
| toxic agent that poses a threat to the child |
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Term
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Definition
| Small size, low birth weight, facial characteristics, and mental retardation |
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Term
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Definition
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Term
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Definition
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Term
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Definition
| cervical opening of uterus begins to dilate |
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Term
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Definition
Braxton-Hicks
*usually diminishes if the mother walks |
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Term
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Definition
| Incision to enlarge vaginal opening |
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Term
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Definition
last stage of childbirth
*usually within 20 minutes of birth |
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Term
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Definition
| Analysis of amniotic fluid for testing |
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Term
| Chorionic Villus Sampling |
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Definition
| Analysis of cells from membranes surrounding fetus |
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Term
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Definition
| Allows physicians to evaluate an infant's condition |
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Term
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Definition
| Infant born before a gestation period of 35 weeks |
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Term
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Definition
| Full-term newborn weighing less than 5 lb, 8 oz |
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Term
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Definition
| Baby in first month of life |
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Term
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Definition
| Biologically programmed behavior |
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Term
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Definition
| Programmed behaviors with w/o immediate survival value |
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Term
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Definition
| Reciprocal bond that develops between child and caregiver |
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