Nokea
Why is the nurse concerned about a patient in her first trimester of pregnancy being exposed to German measles?
- A. The disease is capable of causing a spontaneous abortion.
- B. The disease is capable of causing birth defects.
- C. The disease is capable of causing high fever and convulsions.
- D. The disease is capable of interfering with placental implantation.
Correct Answer: B
Rationale: Rubella is a known teratogen, which can cause birth defects.
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A woman entering the 22nd week of pregnancy complains that she has become unsightly because of chloasma. What should the nurse recommend to reduce the appearance of the chloasma?
- A. Use heavy makeup.
- B. Take extra doses of vitamin A.
- C. Avoid exposure to the sun.
- D. Reduce caffeine intake.
Correct Answer: C
Rationale: At week 22, skin pigment changes called chloasma are found. Avoiding exposure to the sun will reduce the pigmentation.
At what week of fetal development can the nurse expect to first hear fetal heart tones with an amplified stethoscope?
- A. 10
- B. 12
- C. 14
- D. 16
Correct Answer: D
Rationale: During week 16, the fetal heart can be heard with an amplified stethoscope.
The nurse concludes that the prenatal patient has no need for further instruction when she correctly states that amniocentesis can determine which of the baby's characteristics?
- A. Sex
- B. Maturity
- C. Approximate weight
- D. Health
- E. Genetic defects
Correct Answer: A,B,D,E
Rationale: The amniocentesis can reveal the sex, maturity, health, and some genetic defects.
What does the increase in circulating blood volume during pregnancy cause in the mother?
- A. Shortness of breath
- B. Frontal headaches
- C. Decreased white blood cell count
- D. Decreased hemoglobin
Correct Answer: D
Rationale: Maternal circulating volume increases 30% to 40%, causing a virtual decrease in hemoglobin.
Smoking by the mother can have what effect in the fetus?
- A. Hearing deficits
- B. Neuromuscular deformities
- C. Cerebral palsy
- D. Low birth weight
Correct Answer: D
Rationale: Smoking has been proven to cause slow intrauterine growth and low birth weight.