A nurse is admitting a patient who is at 30 weeks of gestation and is in preterm labor.The patient has a new prescription for betamethasone and asks the nurse about the purpose of this medication. Which explanation should the nurse provide?
“It increases the fetal heart rate.”.
“It promotes fetal lung maturity.”.
“It is used to stop preterm labor contractions.”.
“It halts cervical dilation.”.
The Correct Answer is B
Choice A rationale
Betamethasone does not typically increase the fetal heart rate14.
Choice B rationale
Betamethasone is often given to pregnant women who are at risk of preterm birth to promote fetal lung maturity. It helps speed up the development of the baby’s lungs and other organs14.
Choice C rationale
Betamethasone is not used to stop preterm labor contractions14.
Choice D rationale
Betamethasone does not halt cervical dilation14.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
Choice A rationale
While it’s true that any internal examination carries a risk of introducing infection, this is not the primary reason to avoid an internal examination in a client with placenta previa.
Choice B rationale
Initiating preterm labor is a concern with any internal examination, but it’s not the primary reason to avoid an internal examination in a client with placenta previa.
Choice C rationale
This is the correct answer. In a client with placenta previa, an internal examination could disturb the placenta and cause severe, potentially life-threatening bleeding.
Choice D rationale
While rupture of the membranes is a risk associated with internal examinations, it’s not the primary reason to avoid an internal examination in a client with placenta previa.
Correct Answer is A
Explanation
At the level of the umbilicus. After a vaginal delivery, the nurse should expect to find the uterine fundus at the level of the umbilicus.
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