A nurse is administering betamethasone to a client who is in pre-term labor at 28 weeks of gestation.
The nurse should explain that the purpose of this medication is to:
Reduce inflammation in the uterus
Enhance fetal lung maturity
Prevent infection in the amniotic fluid
Increase blood flow to the placenta
The Correct Answer is B
Betamethasone is a corticosteroid that is given to pregnant women who are at risk of preterm delivery to enhance fetal lung maturity. Betamethasone stimulates the production of surfactant, a substance that lubricates the lungs and prevents them from collapsing when the baby breathes. This reduces the risk of respiratory distress syndrome and other complications in preterm infants.
Choice A is wrong because betamethasone does not reduce inflammation in the uterus.
Choice C is wrong because betamethasone does not prevent infection in the amniotic fluid.
Choice D is wrong because betamethasone does not increase blood flow to the placenta.
Normal ranges for gestational age are 37 to 42 weeks.
Preterm birth is defined as delivery before 37 weeks of gestation. Antenatal corticosteroids are recommended for women between 24 and 34 weeks of gestation who are at risk of preterm delivery within 7 days, and may be considered for women at 23 weeks of gestation or between 34 and 37 weeks of gestation depending on the clinical scenario.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
Pre-term newborns are at risk of apnea of prematurity, which is a pause in breathing for more than 20 seconds or less than 20 seconds with bradycardia or cyanosis.An apnea monitor can detect and alert the parents of any episodes of apnea and help them intervene promptly.
Choice A is wrong because breastfeeding is beneficial for pre-term newborns and can provide them with antibodies, nutrients, and bonding with the mother.Breastfeeding should be encouraged as soon as the newborn is medically stable and able to suck and swallow.
Choice C is wrong because keeping the newborn in a warm environment at all times can lead to overheating, dehydration, and increased metabolic rate.Pre-term newborns have difficulty regulating their body temperature and need to be dressed appropriately for the ambient temperature.They should also be monitored for signs of cold stress or heat stress.
Choice D is wrong because delaying immunizations until the newborn reaches term gestation can expose the newborn to preventable infections that ...
Correct Answer is B
Explanation
A cervical cerclage is a procedure that involves placing stitches around the cervix to prevent it from opening prematurely.This procedure is usually done for women who have a history of cervical insufficiency or a short cervix, which are risk factors for preterm labor.
Choice A is wrong because history of gestational diabetes is not a risk factor for preterm labor.
Gestational diabetes is a condition that causes high blood sugar during pregnancy and can affect the health of the mother and the baby, but it does not increase the risk of preterm labor.
Choice C is wrong because history of recurrent urinary tract infections (UTIs) is a risk factor for preterm labor.
UTIs are infections that affect the urinary system and can cause symptoms such as pain, burning, or frequent urination.
UTIs can also spread to the kidneys or the uterus and cause inflammation or infection that can trigger preterm labor.
Choice D is wrong because history of assisted reproductive technology (ART) is a risk factor for preterm labor.
ART refers to any medical procedure that helps with conception, such as in vitro fertilization (IVF).
ART can increase the risk of preterm labor because it can result in multiple gestations (twins, triplets, or more), which put more strain on the uterus and can cause it to contract prematurely.ART can also cause complications such as placenta previa or rupture of the uterus, which can lead to preterm labor.
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