A nurse is providing instruction to a new nurse about caring for clients who are receiving diuretic therapy to treat heart failure. The nurse should explain that which of the following medications puts clients at risk for both hyperkalemia and hyponatremia?
Hydrochlorothiazide
Spironolactone
Furosemide
Metolazone
The Correct Answer is B
A) Hydrochlorothiazide: Hydrochlorothiazide is a thiazide diuretic that promotes sodium and water excretion, leading to decreased blood volume and decreased potassium excretion. While it can cause hypokalemia due to increased potassium excretion, it does not typically lead to hyperkalemia.
B) Spironolactone: Spironolactone is a potassium-sparing diuretic that inhibits aldosterone, leading to decreased sodium reabsorption and increased potassium retention. This mechanism of action can predispose clients to hyperkalemia due to potassium retention. Additionally, spironolactone can cause hyponatremia by promoting the excretion of sodium and water. Therefore, clients receiving spironolactone are at risk for both hyperkalemia and hyponatremia.
C) Furosemide: Furosemide is a loop diuretic that inhibits sodium and chloride reabsorption in the loop of Henle, promoting sodium, chloride, potassium, and water excretion. While it can cause hypokalemia due to increased potassium excretion, it does not typically lead to hyperkalemia.
D) Metolazone: Metolazone is a thiazide-like diuretic that acts similarly to hydrochlorothiazide by promoting sodium and water excretion. Like hydrochlorothiazide, it can cause hypokalemia due to increased potassium excretion but does not typically lead to hyperkalemia.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is B
Explanation
A) Delayed gastric emptying: This condition refers to a slowdown in the movement of food from the stomach to the small intestine, often leading to symptoms like nausea, vomiting, bloating, and early satiety. It is not related to breath sounds and would not be detected through auscultation of the lungs.
B) Atelectasis: This condition involves the collapse or closure of lung tissue, resulting in reduced or absent gas exchange. It commonly occurs in patients who are immobile or on bedrest for extended periods, such as the client with a lacerated spleen. Decreased breath sounds in the lower lobes of the lungs are a typical finding in atelectasis, as the collapsed or partially collapsed alveoli do not allow air to move through them, leading to diminished or absent breath sounds in the affected areas.
C) An upper respiratory infection: This condition involves infections in the nose, throat, and airways and typically presents with symptoms like cough, nasal congestion, sore throat, and sometimes fever. It can affect breath sounds, but it more commonly causes wheezing, crackles, or rhonchi rather than isolated decreased breath sounds in the lower lobes.
D) Pulmonary edema: This condition is characterized by the accumulation of fluid in the lungs, often due to heart failure or acute lung injury. Auscultation findings typically include crackles or rales, particularly in the lower lung fields, but not necessarily decreased breath sounds unless there is a significant consolidation or fluid volume.
Correct Answer is B
Explanation
Answer: B. The padding of the restraints is against the client's bony prominences.
A. The nurse can insert one finger between the client's wrist and the restraint.
The proper guideline is that the nurse should be able to insert two fingers between the client's wrist and the restraint. This ensures the restraint is snug but not too tight, which helps prevent impaired circulation and skin breakdown.
B. The padding of the restraints is against the client's bony prominences.
This is the correct practice. The padding of the restraints should always be applied to protect the client’s skin and prevent injury, particularly over bony prominences where the risk of pressure sores or skin breakdown is higher.
C. The AP ties the straps of the restraints in a double knot.
A double knot should not be used because it can make it difficult to quickly release the restraint in an emergency. A quick-release knot should always be used to ensure the restraint can be removed easily and promptly if needed.
D. The AP ties the restraints to the side rails.
Restraints should never be tied to movable parts like side rails, as raising or lowering the side rails could cause injury. Restraints should be secured to a part of the bed frame that does not move to prevent harm to the client.
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