A nurse is caring for a client who has heart failure and a new prescription for furosemide. Which of the following laboratory values should the nurse review before administering furosemide?
Potassium
Phosphate
Carbon dioxide
Bicarbonate
The Correct Answer is A
Furosemide is a loop diuretic that blocks water reabsorption in the loop of Henle promoting diuresis. It also causes potassium loss in urine leading to hypokalemia. Checking potassium levels before administration of furosemide prevents worsening already existing hypokalemia.
B, C, D- furosemide does not affect the blood levels of phosphate, Carbon dioxide and bicarbonate.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is D
Explanation
NPH Insulin is an intermediate acting insulin with a peak at 6-14hrs
A. Freezing unopened insulin vials is not recommended, as freezing can denature the insulin and affect its potency. Insulin should be stored in the refrigerator but should not be frozen
B. The insulin should be rotated of rolled between palms to allow for proper mixing before drawing.
Shaking vigorously promotes bubble formation
C. NPH insulin has a normal turbid appearance at neutral pH
Correct Answer is B
Explanation
The client is exhibiting symptoms and signs of anaphylaxis. Anaphylaxis is a severe systemic allergic reaction that occurs due to allergens presenting with (itching) urticaria and sudden onset shortness of breath and/or shock. The first action should be to stop the infusion to prevent worsening the severity of the allergic reaction.
A. Important to allow for further prescription but not a priority
C. Auscultating the lungs allows the nurse to assess for the severity of the reaction but should come after stopping the infusion
D. Elevating the head can improve ventilation but is not a priority
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