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

Answer and Explanation

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.

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Correct Answer is B

Explanation

It is recommended that every injection of phenytoin be followed by infusion of at least 50 to 100mls of normal saline infusion. This is important to prevent local irritation that occurs as surrounding tissues react to the medication.

A. Mixing phenytoin in dextrose 5% is not recommended due risk of precipitation of the Phenytoin acid

C. Phenytoin should be given at a date of 50mg/min or less to reduce the risk of toxicity

D. The injection should not be held as it is used to manage the seizure unless it is not safe for the nurse to give it

A. Hypoactive deep-tendon reflexes B. Drowsiness C. Insomnia D. Constipation

Correct Answer is C

Explanation

Rationale- Levothyroxine is a synthetic form of thyroxine. It is used to provide the body with thyroxine to sustain basal metabolism in cases of hypothyroidism. An overdose of the medication causes symptoms which include insomnia, hyperactive tendon reflexes, diarrhea and anxiety

A, B, D- features of hypothyroidism

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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?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is preparing to administer phenytoin IV to a client who has a seizure disorder. Which of the following actions should the nurse plan to take

Correct Answer is B

Explanation

A nurse is assessing a client who is taking levothyroxine. The nurse should recognize that which of the following findings is a manifestation of levothyroxine overdose?

Correct Answer is C

Explanation

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