Chapter 12 Lowdermilk Practice Exam Test.

Chapter 12 Lowdermilk Practice Exam Test. 1. 1. A newly married couple plans to use natural family planning. It is im- portant for them to know how long an ovum can live after ovulation. The nurse knows that teaching is effec- ANS: B Ova are considered fertile for about 24 hours after ovulation. Ova are considered fertile for much longer than 6 tive when the couple responds that an to 8 hours. Most remain fertile for 24 hours. a. 6 to 8 hours b. 24 hours c. 2 to 3 days d. 1 week 2. 2. The volume of amniotic fluid is an important factor in assessing fetal well-being. Oligohydramnios (an am- Ova do not remain fertile for 2 to 3 days. If unfer- tilized by a sperm, the ovum degenerates and is reabsorbed. Ova do not remain viable for 1 week. After 24 hours the ovum degenerates and is reabsorbed. ANS: A An amniotic fluid volume of less than 300 ml (oligo- niotic fluid volume of less than 300 ml) hydramnios) is associated with fetal renal anom- is associated with what kind of fetal anomalies? a. Renal alies. The amniotic fluid volume has no bearing on the fetal cardiovascular system. Gastrointestinal anomalies are associated with hy- b. Cardiac c. Gastrointestinal d. Neurologic 3. 3. A pregnant woman at 25 weeks of gestation tells the nurse that she dramnios, or an amniotic fluid volume greater than 2 L. The amniotic fluid volume has no bearing on the fetal neurologic system. ANS: C dropped a pan last week and her baby Babies respond to sound starting at about 24 jumped at the noise. Which response by the nurse is most accurate? a. "That must have been a coincidence; babies can't respond like that." b. "The fetus is demonstrating the aural reflex." c. "Babies respond to sound starting at about 24 weeks of gestation." weeks of gestation. Fetuses can respond to sound by 24 weeks or so. Acoustic stimulations can evoke a fetal heart rate response. There is no such thing as an aural reflex. Stating that a report needs to be made if the fetus moves again at a noise gives the impression that something is wrong. d. "Let me know if it happens again; we need to report that to your midwife." 4. 4. At approximately weeks of ges- ANS: C tation, lecithin is forming on the alveo- lar surfaces, the eyelids open, and the These milestones occur at 28 weeks. fetus measures approximately 27 cm crown to rump and weighs approxi- mately 1110 g. a. 20 b. 24 c. 28 d. 30 5. 5. It is important for the nurse to un- derstand that the placenta: a. Produces nutrients for fetal nutrition These milestones are not completed by 20 weeks of gestation. These milestones in human development are not completed at 24 weeks of gestation.