A nurse is caring for a client with eclampsia who is receiving magnesium sulfate intravenously.
Which of the following findings indicates magnesium toxicity?
Hyperreflexia
Tachycardia
Oliguria
Hypertension
The Correct Answer is C
Fetal heart rate decelerations indicate a possible compromise of fetal oxygenation and should be reported to the provider immediately. Decelerations can be caused by various factors such as cord compression, uterine hyperstimulation, maternal hypotension, or placental abruption .
Choice A is wrong because a fetal heart rate of 140 beats per minute is within the normal range of 110 to 160 beats per minute .
Choice B is wrong because uterine contractions every 10 minutes are not abnormal in a client with severe pre-eclampsia who is receiving magnesium sulfate. Magnesium sulfate is used to prevent seizures and lower blood pressure in pre-eclampsia, but it does not stop labor .
Choice D is wrong because uterine contractions lasting 60 seconds are not a sign of …
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Correct Answer is D
Explanation
Protein excretion of 450 mg indicates proteinuria.Proteinuria is the presence of excess protein in the urine, which can be a sign of kidney damage or disease.Normal protein excretion in a 24-hour urine collection is less than 150 mg.
Choice A is wrong because protein excretion of 150 mg is within the normal range.
Choice B is wrong because protein excretion of 250 mg is slightly above the normal range, but not enough to indicate proteinuria.
Choice C is wrong because protein excretion of 350 mg is also above the normal range, but not enough to indicate proteinuria.
Preeclampsia is a condition that affects some pregnant women, usually after 20 weeks of pregnancy.It causes high blood pressure and proteinuria, which can harm both the mother and the baby.A 24-hour urine collection is a simple lab test that measures what’s in the urine and checks kidney function.The test is done by collecting all the urine passed in a 24-hour period in a special container that must be kept cool until returned to the lab.
Correct Answer is A
Explanation
According to Mayo Clinic, loss of reflexes is a sign of magnesium toxicity and requires immediate intervention.
Other signs of magnesium toxicity include:
• Decreased urine output
• Difficulty breathing
• Drowsiness or confusion
• Low blood pressure
• Slow heart rate
• Weakness
Choice B is wrong because headache is not a sign of magnesium toxicity.
It may be a symptom of preeclampsia or other conditions, but it does not indicate an overdose of magnesium sulfate.
Choice C is wrong because nausea is not a sign of magnesium toxicity.
It may be a side effect of magnesium sulfate or a symptom of preeclampsia or other conditions, but it does not indicate an overdose of magnesium sulfate.
Choice D is wrong because blurred vision is not a sign of magnesium toxicity.
It may be a symptom of preeclampsia or other conditions, but it does not indicate an overdose of magnesium sulfate.
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