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18 Cards in this Set
- Front
- Back
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Pregnancy tests are based on ______ levels that can should double every 48 hrs & peak at __ wks gestation |
hCG
10 wks |
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Transvaginal ultrasound can detect pregnancies w/ fetal cardiac activity by ______ days
The gestation sac is seen at __________ IU/mL |
35 days (5 wks)
2000 IU/mL |
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How is gestational age determined? |
-last menstrual period -fetal movement first felt (18 - 20 wks) -fundal height (@ pubic sympysis = 12 wks, @ umbilicus = 20 wks) |
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Describe: G/T/P/A/L |
G/T/P/A/L
G= # of times pregnant T= # full term deliveries (36 wks) P= # preterm deliveries (btwn 20 - 36 wks) A= # abortions (fetal removal before 20 wks) L= # of Living children (can be > G if twins, etc or less)
G= T + P + A |
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How are the 3 trimesters divided? |
1st trimester= implantation to 14 wks 2nd trimester= 14 - 28 wks 3rd trimester= 29 - 42 wls |
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During the first trimester, pt should have prenatal visits every 4 wks. What trisomy screenings are offered? |
-Chorionic villus sampling (CVS)= detects fetal karyotype -Serum + US (80 - 90% detection) -US-nuchal translucency & nasal bone (77%) -Free Beta hCG & PAPP-A (60%) |
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During the 2nd trimester, pt should continue visits every 4 wks & get a QUAD screen. What is a QUAD screen?
What is used to detect aneuploid fetuses (99%)? |
blood drawn to detect trisomies & neural tube defects, contains; (5% false positive) 1. AFP 2. hCG 3. estriol 4. inhibin A
amniocentesis |
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During the 3rd trimester, pt should have prenatal visits every 2 wks until 36 wks, than weekly. What should the mother recieve during this time? |
-Rhogam at 28 wks (if Rh (-) -Glucose tolerance test btwn 24- 28 wks (to check gestational diabetes) -CBC screen repeat at 28 wks (anemia) -GBS swab at 35- 37 wks (prevent neonatal strep) |
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Advanced maternal age (> 35 yrs) causes what risk factors during pregnancy? |
Down's syndrome PIH Gestational Diabetes Preterm delivery |
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What are some medical coniditions in mother that create risk factors during pregnancy? |
-asthma -diabetes -phenylketonuria -epilepsy -congenital heart disease -chronic HTN |
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Mothers w/ HSV or HIV should have _______ deliveries to reduce transmission rates |
cesarean |
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What antibiotic is considered safe to use throughout pregnancy? |
penecillin |
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What infectious agents create risk factors during pregnancy? |
TORCH T- toxoplamsosis O R- rubella C- cytomegalovirus H- HSV |
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T/F Wight gain during pregnancy depends on pre-pregnancy BMI
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TRUE < 19= 28- 40 lbs 19-26 = 25- 35 lbs > 26 = 15- 25 lbs |
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What is the most important supplemental Vit to give during pregnancy? |
Folic acid |
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What substance should be limited during pregnancy? |
caffeine |
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Mild/moderate exercise is normally recommended during pregnancy. What are some CI? |
-incompetent cervix -persistant vaginal bleeding -placenta previa -pre-eclampsia -ruptured membranes |
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T/F Pts should not fly during pregnancy |
FALSE
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