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Stack #150386
review chapter 50 prenatal care
Question | Answer |
---|---|
when surfactant begins to be produced | begins to be produced in the fetus at about 24 to 28 weeks |
Dizygotic twins | fraternal occur when two fertilized eggs are implanted in the uterine wall at the same time. 2 placenta amnionic sacs |
Monozygotic twins | identical twins occur when a single egg is fertilized to form one zygote (monozygotic) which then divides into two separate embryos |
what hematocrit should be | 33% lowest acceptable due to hemodilution |
what is used to determine pelvic adequacy | a bimanual examination |
function of amniotic fluid | Protection from outside injury by cushioning, freedom of movement,Maintaining temperature, lung development |
how many arteries and veins in umbilical chord | 2 arteries and 1 vein |
frequency of prenatal visits | q 4 wks first 28 wks q2wks wk 29-36 q 1wk after 36 wks til delivery |
what day implantation occurs | 6 to 10 days after ovulation |