Nokea
What does the nurse explain can affect the survival of the X- and Y-bearing sperm after intercourse?
- A. Age
- B. Estrogen level
- C. Body temperature
- D. Level of feminine hygiene
Correct Answer: B
Rationale: Estrogen levels and the $\mathrm{pH}$ of the female reproductive tract can affect the survival of the X- and Y-bearing sperm as well as their motility.
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The nurse is aware that a full-term infant is born with which reflexes? (Select one that does not apply.)
- A. Blinking
- B. Sneezing
- C. Gagging
- D. Pincer grasp
Correct Answer: D
Rationale: Blinking, sneezing, gagging, and sucking reflexes are present in the full-term newborn. Pincer grasp does not occur until between 8 and 12 months.
What complication can result from untreated respiratory distress in the newborn?
- A. Esophageal atresia
- B. Gastric dilation
- C. Cold stress
- D. Reopening of the foramen ovale
Correct Answer: D
Rationale: Respiratory distress can cause increased pressure in the right ventricle, causing reopening of the foramen ovale.
A hospitalized schoolager states: 'I'm not afraid of this place, I'm not afraid of anything.' This statement is most likely an example of which of the following?
- A. Regression
- B. Repression
- C. Reaction formation
- D. Rationalization
Correct Answer: C
Rationale: Reaction formation is the schoolager's typical defensive response when hospitalized. In reaction formation, expression of unacceptable thoughts or behaviors is prevented (or overridden) by the exaggerated expression of opposite thoughts or types of behaviors.
When assessing an 18-month old, the nurse notes a characteristics protruding abdomen. Which of the following would explain the rationale for this findings?
- A. Increased food intake owing to age
- B. Underdeveloped abdominal muscles
- C. Bowlegged posture
- D. Linear growth curve
Correct Answer: B
Rationale: Underdeveloped abdominal muscles cause the protruding abdomen typical in toddlers.
The normal volume of amniotic fluid is approximately __ $\mathrm{mL}$ at 37 weeks gestation.
- A. 500
- B. 750
- C. 1000
- D. 1250
Correct Answer: C
Rationale: The volume of amniotic fluid steadily increases from about $30 \mathrm{~mL}$ at 10 weeks of pregnancy to $350 \mathrm{~mL}$ at 20 weeks. The volume of fluid is about $1000 \mathrm{~mL}$ at 37 weeks.