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33 Cards in this Set
- Front
- Back
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At what point is pregnancy considered full term?
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37 weeks
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How do you date pregnancy?
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from last menstrual period
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What is gravida?
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number of total pregnancies, including miscarriages, etc
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What is para?
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number of births
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What is TPAL?
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Term
Preterm Aborus Living |
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What defines preterm?
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20-36.6 weeks
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What defines abortus?
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<20 weeks
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How long is the first trimester?
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12 completed weeks
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When does the second trimester end?
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27 completed weeks
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When is the third trimester?
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28 weeks and beyond
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What happens during the first trimester?
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organogenesis
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What happens during the second trimester?
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growth
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What happens during the third trimester?
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viability and pulmonary maturity
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What hormones go on during the first trimester?
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corpus luteum produces progesterone, bHCG peaks at 10-12 weeks
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What happens to the mother during the first trimester?
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uterus enlarges and reaches the pubic symphisis
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How big is the fetus at 12 weeks?
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15g, 6-7cm long
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What genetic testing goes on during the first trimester?
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ultrascreen: PAPP-A, free bHCG, NT, nasal bones
or CVS at 11-13 weeks |
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How big is the fetus during the second trimester?
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15g - 1100g
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What testing goes on during the second trimester?
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anatomy scan, quad screen (AFP, bHCG, estriol, inhibin), genetic amnio
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When do you do the anatomy scan?
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18-20 weeks
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When is the fetus viable?
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25 weeks
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What does increased hPL lead to?
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gestational diabetes
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How much does the fetus grow during the second trimester?
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15g to 1100g
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When do you do the genetic amnio?
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16 weeks
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When do you do the quad screen?
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15-20 weeks
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How much does the fetus grow during the third trimester?
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1100-3500g
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What happens during the third trimester?
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lungs mature, grow type II pneumocytes
uterus reaches the xiphoid |
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What testing goes on during the third trimester?
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GBS testing at 36 weeks
PIH surveillance |
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How much weight should the mother gain by 20 weeks?
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10 lbs
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How much weight should the mother gain after 20 weeks?
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1 lb/week
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How does the CV system adapt to pregnancy?
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cardiac output increases from 4L to 6L
baseline HR increases to 80 bpm uterine perfusion increases to 1000ml/min |
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How does the respiratory system adapt to pregnancy?
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increased tidal volume, minute ventilation, minute oxygen uptake
decrease in functional residual capacity and residual volume due to elevated diaphragm |
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How do the kidneys adapt to pregnancy?
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kidney size increases, GFR and renal plasma flow increase by 50%, R ureter dilates more, serum creatinine decreases, incontinence common
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