NSPN 7200 Module 6 Questions with Complete Correct Answers | Grade A+

Post term pregnancy definition Ans: pregnancy lasting 42 weeks or longer Post term pregnancy can be misdiagnosed as a result of Ans: innaccurate dating, unknown LMP or late entry into prenatal care What are the potential complication and risk associated with post term pregnancy Ans: -macrosomia -fetal hypoxia -meconium-stained amniotic fluid -maternal depression and fatigue What are two possible causes of post term pregnancy Ans: -placental estrogen deficiency -decreased release of prostaglandins by the decidua and fetal membranes 2 Explain why estrogen deficiency and decreased release of prostaglandins may cause post term labor Ans: When there is insufficient estrogen, there is decreased production and storage of prostaglandin precursors and decreased stimulation to form oxytocin receptors in the myometrium. Explain the issue with amniotic fluid in post term Ans: the volume increases until its maximum level of 800-1200 at approx 34 weeks then it begins to decrease At 42 weeks the levels are only at 200ml When is the placenta's optimal functional period and what occurs after this time Ans: optimal period is 40-42 weeks After 43-44 weeks the placenta will begin to age What occurs with decreased amniotic fluid (oligohydramnios) Ans: it is the factors most frequently associated with prolonged pregnancy decreased can reduce the cushioning effect and as a result it becomes more likely that the fetus will entrap or compress its own cord, shutting off blood flow to and from itself for intermittent intervals 3 meconium contamination on prolonged pregnancy Ans: -occurs more frequently in prolonged pregnancy -when the fetus is postterm, the expulsion of meconium into the already diminished volume of amniotic fluid causes the meconium to thicken the amniotic fluid, inhibits normal antibacterial properties and pulls fluid from the Wharton jelly, promoting stiffening of the cord