mom - baby : powerpoint study Flashcards
when is conception possible
2-2 days before ovulation and 1 day after ovulation
what do pap smears test for?
assess for abnormal cervical cells
recommended every 3 years in 20s and 30s and every 5 years in 30s - 60s
annually if there is a history of abnormal paps
what is used to test for HSV 1 and 2
a viral culture
what is used to test for gonorrhea and chlamydia
NAAT culture tests
What is used to test for HIV
ELISA serum tests
What is the benefit of folic acid?
prevents neural tube defects in the fetus
what are the presumptive signs of pregnancy
amenorrhea, n/v, urinary frequency, quickening uterine enlargement, pigmentation changes
what are the probable signs of pregnancy
goodells, hegars, and Chadwicks sign, ballottement, braxton hicks, positive pregnancy test
what are the positive signs of pregnancy
fetal heart sounds, outline and movement on ultrasound
risks for post-term fetus
LGA, passing meconium, risk of still birth if born over 41 weeks.
what is an omphalocele
a birth defect that causes infants intestines, liver, or other organs to be outside of the belly button
when do moms feel the first fetal movement
primigravida, 16-18 weeks, multipara 12-14 weeks
what is the function of amniotic fluid
amniotic fluid surrounds the growing fetus in the womb and protects the fetus from injury and temp changes, also allows for freedom of fetal movement and promotes musculoskeletal development
poly = too much fluid
oligo = too little fluid
normal weight gain in pregnancy
average 25 - 35 lbs, obese women will likely gain less than 15 lbs
effects of smoking on the growing fetus
SGA, risk of still birth and placental abruption increase
labs in early pregnancy
NOB tests, ABO, CBC, hep B, HIV, RPR, Gc/Cl, rubella, AFP less than 15 weeks
what does MSAFP test for
neural tub defects, trisomy 21, and trisomy 18
What is surfactant
Surfactant is released from the lung cells and spreads across the tissue that surrounds the alveoli. This substance lowers the surface tension which keeps the alveoli from collapsing after exhalation and makes breathing easy