Nokea
The nurse is providing patient education regarding lower back discomfort during pregnancy. Identify the relief measure the nurse would discuss with the pregnant person.
- A. pelvic tilt exercise
- B. sit in a hot tub
- C. sleep on a soft mattress
- D. wear a girdle
Correct Answer: A
Rationale: Pelvic tilt exercises help relieve lower back pain during pregnancy. Hot tubs, soft mattresses, and girdles are not recommended remedies.
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What is the purpose of cell-free DNA screening done in the first trimester?
- A. to determining the gender of the fetus
- B. to check for multiple fetuses
- C. to assess the risk of chromosomal abnormalities in the fetus
- D. to measure the growth and development of the fetus
Correct Answer: C
Rationale: Cell-free DNA is used to assess the risk of chromosomal abnormalities. It does not determine gender or measure growth and development.
The placenta allows exchange of oxygen, nutrients, and waste products between the mother and fetus by:
- A. Contact between maternal blood and fetal capillaries within the chorionic villi.
- B. Interaction of maternal and fetal pH levels within the endometrial vessels.
- C. A mixture of maternal and fetal blood within the intervillous spaces.
- D. Passive diffusion of maternal carbon dioxide and oxygen into the fetal capillaries.
Correct Answer: A
Rationale: Fetal capillaries within the chorionic villi are bathed with oxygen-rich and nutrient-rich maternal blood within the intervillous spaces.
A patient at 34 weeks gestation is undergoing an ultrasound. The nurse notes that the amniotic fluid is estimated at between 500 and 600 mL. Which deduction does the nurse make from this finding?
- A. Oligohydramnios is present.
- B. Fluid is normal for gestation age.
- C. Polyhydramnios has formed.
- D. Follow-up ultrasound is warranted.
Correct Answer: A
Rationale: Oligohydramnios, or low amniotic fluid, is indicated by the reduced volume, requiring close monitoring.
A pregnant woman in her first trimester is considering prenatal testing. The nurse is providing patient education regarding prenatal testing in the first trimester. What statement accurately reflects the nurse’s education?
- A. Prenatal testing in the first trimester primarily focuses on determining the gender of the fetus.
- B. Prenatal testing in the first trimester helps assess the risk of abnormalities in the fetus.
- C. Prenatal testing in the first trimester monitors the growth and development of the placenta.
- D. Prenatal testing in the first trimester is primarily performed to detect potential maternal infections.
Correct Answer: B
Rationale: Prenatal testing in the first trimester focuses on assessing the risk of fetal abnormalities, not gender, placenta, or infections.
The most basic information a maternity nurse should have concerning conception is that:
- A. Ova are considered fertile 48 to 72 hours after ovulation.
- B. Sperm remain viable in the woman's reproductive system for an average of 12 to 24 hours.
- C. Conception is achieved when a sperm successfully penetrates the membrane surrounding the ovum.
- D. Implantation in the endometrium occurs 6 to 10 days after conception.
Correct Answer: D
Rationale: After implantation, the endometrium is called the decidua.