Nokea
The nurse explains to the patient at 28 weeks’ gestation not to lie flat on their back during the remainder of the pregnancy. What does this precaution prevent?
- A. acid reflux
- B. headaches
- C. pregnancy-induced hypertension
- D. vena cava syndrome
Correct Answer: D
Rationale: Lying flat can compress the vena cava, leading to reduced blood flow. Other options are unrelated.
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The nurse is teaching a class about embryonic and fetal development to couples in the early stage of pregnancy. For which reason does the nurse emphasize the first 8 weeks of gestation?
- A. Pregnancies often abort before or at this time of development.
- B. Lack of size and movement prevents confirmation of pregnancy.
- C. All organ systems are developing during this period.
- D. Factors that can interrupt the pregnancy are no longer a concern.
Correct Answer: C
Rationale: The first 8 weeks are critical as all organ systems are developing, making it a sensitive period for any interruptions.
The nurse is planning a prenatal class on fetal development. Which characteristics of prenatal development should the nurse include for a fetus of 24 weeks, based on fertilization age? (Select all that apply.)
- A. Ear cartilage firm
- B. Skin wrinkled and red
- C. Testes descending toward the inguinal rings
- D. Surfactant production nears mature levels
Correct Answer: A
Rationale: A. Ear cartilage firm: By 24 weeks, the fetus's ear cartilage has developed and become firm, allowing the ears to be more defined in shape.
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.
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.
A woman who is 8 months pregnant asks the nurse, 'Does my baby have any antibodies to fight infection?' The most appropriate response by the nurse is:
- A. Your baby has all the immune globulins necessary: IgG, IgM, and IgA.
- B. Your baby won't receive any antibodies until he/she is born and you breastfeed him.
- C. Your baby does not have any antibodies to fight infection.
- D. Your baby has IgG and IgM.
Correct Answer: D
Rationale: During the third trimester, the fetus has IgG and IgM. Breastfeeding supplies the baby with IgA.