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How many mature ova result from a single cycle of oogenesis?
- A. 1
- B. 2
- C. 3
- D. 4
Correct Answer: A
Rationale: Oogenesis produces one mature ovum per cycle, along with polar bodies that degenerate.
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What patient statement indicates the need for further education about amniocentesis?
- A. “It can be used to test for neural tube defects.”
- B. “It is performed between 15 and 20 weeks’ gestation.”
- C. “It is performed using a sterile needle to withdraw a sample of amniotic fluid.”
- D. “The sample can be obtained using a transcervical approach.”
Correct Answer: D
Rationale: Amniocentesis is performed transabdominally, not transcervically, to obtain amniotic fluid.
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.
Choose the correct client teaching to follow amniocentesis.
- A. Drink 1 to 2 quarts of clear fluid to replace fluid taken in the procedure.
- B. Resume all normal activities when desired.
- C. Report persistent contractions, vaginal bleeding, fluid leaking, or fever.
- D. Eat a diet with increased iron for the 2 days after amniocentesis.
Correct Answer: C
Rationale: Clients should report any concerning symptoms after amniocentesis, such as contractions, bleeding, or fever.
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.
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.