A woman in preterm labor at 32 weeks of gestation receives Dexamethasone intramularly. The purpose of this pharmacologic treatment is to:
Select one:
Stimulate fetal surfactant production
Maintain adequate maternal respiratory effort and ventilation during magnesium sulfate therapy
Suppress uterine contractions
Reduce maternal and fetal tachycardia
The Correct Answer is A
a. Dexamethasone is a corticosteroid that is given to women at risk of preterm delivery to stimulate fetal lung maturation and surfactant production.
b. Dexamethasone is not used for this purpose.
c. Dexamethasone is not used to suppress uterine contractions.
d. Dexamethasone is not used to reduce maternal and fetal tachycardia.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
a. This is a test for renal function, not fetal lung maturity.
b. This is a test for glucose control, not fetal lung maturity.
c. An L/S ratio of 2:1 or greater indicates that the fetal lungs have reached maturity.
d. This is a test of fetal well-being and does not indicate fetal lung maturity. This ratio indicates that the fetal lungs have enough surfactant to prevent alveolar collapse and respiratory distress syndrome.
Correct Answer is D
Explanation
a. Human papillomavirus (HPV) is a viral STI, not bacterial.
b. Herpes simplex is a viral STI, not bacterial.
c. Condyloma lata is a manifestation of secondary syphilis, which is caused by Treponema pallidum, a bacterium, but it is not the most common bacterial STI.
d. Chlamydia is the most common bacterial STI.
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