Term
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Definition
diagnose pregnancy and multiple gestation
confirm EDC, and predict maturity by measurement: first trimester measure crown to rump length (accurate between 6-10 weeks), after that measure femur length, abdominal circumference and biparietal diameter
confirm presence size and location of placenta and amniotic fluid (AFI)
determine growth, sex and presentation of fetus
diagnose fetal death
fetal heartbeat and fetal respirations |
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Definition
transabdominal and transvaginal
guess which one is which? |
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| Nuchal translucency test? |
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Definition
combined ultrasound and maternal serum test
determines a risk for chromosomal disorders
screened between 11 1/7 weeks and "16 weeks and 7 days" (from the power point, hehehe) Book says: 11 1/7 weeks to 13 6/7 weeks.
looking for translucent accumulation on back of fetus' neck, sign of chromosomal disorder.
serum test uses PAPP-A and free beta hCG |
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Term
| First trimester viability confimation? |
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Definition
seroa; qiantitative serum beta hCG testing
progesterone
ultrasound |
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Term
| second trimester ultrasound |
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Definition
fetal life
fetal number
fetal presentation
fetal anatomy
gestational age
amniotic fluid index |
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Term
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Definition
| should feel 10 movements in 3 hours, assess same time of day, 1 hour after a meal |
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Term
| Doppler can be heard when? |
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Definition
| as early as 10th or 11th week |
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Definition
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Term
| primary test for fetal well being? |
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Definition
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Term
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Definition
valid from 32 weeks on
done for minimum of 20 min.
reactive (reassuring) is 2 or more accelerations
acceleration= 15bpm for at least 15 seconds
can use vibroacoustics |
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Term
| high risk pregnancy receives how many NST's? |
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Definition
| bi weekly from 32-34 weeks |
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Term
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Definition
| evaluates respiratory funciton of the placenta by inducing contractions with pitocin or breast stimulation. if there are decelerations with contractions it is a sign of fetal hypoxia and will not tolerate labor. |
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