NCLEX-RN
RN NCLEX Practice Questions Questions
Extract:
Question 1 of 5
A client with pulmonary edema is ordered IV hydrocortisone (Solu-Cortef) 40 mg b.i.d. Which laboratory value would the nurse expect to see as a result of this therapy?
Correct Answer: C
Rationale: Hydrocortisone, a corticosteroid, increases blood glucose by promoting gluconeogenesis. Magnesium levels are not primarily affected.
Question 2 of 5
A client with increased intracranial pressure is placed on mechanical ventilation with hyperventilation. The nurse knows that the purpose of the hyperventilation is to:
Correct Answer: B
Rationale: Hyperventilation reduces PaCO2, causing vasoconstriction and decreasing cerebral blood flow to reduce intracranial pressure.
Question 3 of 5
A client with Crohn's disease requires TPN to provide adequate nutrition. The nurse finds the TPN bag empty. What fluid would the nurse select to hang until another bag is prepared in the pharmacy?
Correct Answer: C
Rationale: D10W provides dextrose to prevent hypoglycemia, a risk when TPN (high in glucose) is abruptly stopped. Saline or other fluids don't provide necessary glucose.
Question 4 of 5
Which assessment finding would the nurse expect in a client with long-term venous insufficiency with the presence of a venous ulcer?
Correct Answer: B
Rationale: Venous insufficiency causes stasis ulcers, typically over the medial malleolus, due to venous pooling and tissue breakdown.
Question 5 of 5
The nurse is assessing a client with a history of heart failure who is receiving furosemide (Lasix). Which of the following findings would indicate a need to withhold the medication?
Correct Answer: A
Rationale: hypokalemia is a side effect of furosemide; a potassium level of 2.8 mEq/L is low and requires intervention before administering the medication