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A maternity nurse should be aware of which fact about the amniotic fluid?
- A. It serves as a source of oral fluid and a repository for waste from the fetus.
- B. The volume remains about the same throughout the term of a healthy pregnancy.
- C. A volume of less than 300 mL is associated with gastrointestinal malformations.
- D. A volume of more than 2 L is associated with fetal renal abnormalities.
Correct Answer: A
Rationale: Amniotic fluid serves as a source of oral fluid, serves as a repository for waste from the fetus, cushions the fetus, and helps maintain a constant body temperature.
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An expectant mother asks the nurse when her baby’s heart will begin to beat. The nurse explains that this will occur at which time?
- A. The 8th gestational week
- B. The 4th gestational week
- C. The 12th gestational week
- D. The 16th gestational week
Correct Answer: B
Rationale: The heart begins to beat by the 4th gestational week.
What occurs in the intervillous space in the developing placenta?
- A. None
- B. Oxygen and nutrients perfuse across the chorion villi to enter fetal circulation.
- C. None
- D. None
Correct Answer: B
Rationale: This is the primary function of the intervillous space.
The nurse must be cognizant that an individual's genetic makeup is known as his or her:
- A. Genotype.
- B. Phenotype.
- C. Karyotype.
- D. Chromotype.
Correct Answer: A
Rationale: The genotype comprises all the genes the individual can pass on to a future generation.
The nurse caring for a pregnant patient knows that her health teaching regarding fetal circulation has been effective when the patient reports that she has been sleeping:
- A. In a side-lying position.
- B. On her back with a pillow under her knees.
- C. With the head of the bed elevated.
- D. On her abdomen.
Correct Answer: A
Rationale: Optimal circulation is achieved when the woman is lying at rest on her side.
Where should a pregnant person at 34 weeks with preeclampsia deliver?
- A. Level I hospital
- B. Level II hospital
- C. home
- D. in-hospital birthing center
Correct Answer: B
Rationale: Level II hospitals are equipped to manage preeclampsia at 34 weeks. Home or Level I hospitals lack necessary resources.