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21 Cards in this Set
- Front
- Back
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When can the FHR be detected by doppler ultrasound?
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10-12 weeks
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When can the FHR be detected by fetoscope?
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18-20 weeks
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When is the AFP test done?
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15-21 weeks
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When is the level II ultrasound done?
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20 weeks
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When should the woman start counting fetal kick counts?
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26-28 weeks
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When is the diabetes test done for mom?
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28 weeks, earlier if at risk
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What is the diabetes test for mom called?
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OGTT (Oral glucose tolerance test)
-Mom is given 50g oral glucose -Levels should NOT be above 120-135 |
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What is the triple screen test?
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Tests for AFP, unconjugated estriol, and hCG.
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What does AFP test for?
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Neural tube defects. Protein secreted by the fetal liver and excreted in the mother's blood.
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What are the VDRL and RPR tests?
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Test for syphilis. Needs to be tx early in pregnancy before fetal damage occurs. *Must recv tx before 16 weeks gestation.
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When is the GBS test done?
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32-36 weeks
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What are the parts of the Biophysical profile?
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Amniotic fluid volume
Fetal body movements Fetal breathing movements Fetal heart rate reactivity Fetal muscle tone |
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How is the BPP calculated?
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Each variable is given a max of 2 pts.
- 8-10 indicates healthy fetus - 6 is suspicious - 4 is in jeopardy |
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What does the Nonstress testing do?
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Evaluates fetal well being by measuring the fetal heart response to fetal movements.
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What position is the mom placed in for the nonstress test?
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Semi-fowler or lateral tilt, pillow under one hip.
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Why shouldn't the pt be placed in the supine position for testing?
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Pressure on the maternal great vessels from the gravid uterus may cause maternal hypotension and reduced uterine perfusion.
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What does a reactive NST show?
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2 FHR acceleartions that exceed baseline by at least 15 bpm, last longer than 15 sec, occur w/i 20 min period
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What does the CST test for?
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Evaluates respiratory fn of the placenta
Indicates whether the fetus will be able to withstand the stress of labor |
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How are the contractions created for the CST?
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Oxytocin-induced or Spontaneous
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What would we like to find on the CST?
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3 contractions, each lasting 40 sec, in 10 minutes. If FHR stays constant, the test is normal.
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Late Deceleration
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FHR drops below baseline at the end of the contx or after the end of the contx.
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