A client with acute renal failure is at risk of developing hyperkalemia. What clinical manifestation is the most critical indicator of severe hyperkalemia in this client?

Muscle weakness and fatigue.

Tingling sensations in the extremities.

Irregular heart rhythm (dysrhythmiA. .

Excessive thirst and dry mucous membranes.

Answer and Explanation

The Correct Answer is C

A. Incorrect. Muscle weakness and fatigue are manifestations of hyperkalemia, but they are not the most critical indicators of severe hyperkalemia.

B. Incorrect. Tingling sensations in the extremities are not the most critical indicator of severe hyperkalemia.

C. Correct. The most critical manifestation of severe hyperkalemia is an irregular heart rhythm (dysrhythmiA. , which can be life-threatening.

D. Incorrect. Excessive thirst and dry mucous membranes are not specific to hyperkalemia and are not the most critical indicators of severe hyperkalemia.

Nursing Test Bank

Quiz #1: RN Exams Pharmacology Exams Quiz #2: RN Exams Medical-Surgical Exams Quiz #3: RN Exams Fundamentals Exams Quiz #4: RN Exams Maternal-Newborn Exams Quiz #5: RN Exams Anatomy and Physiology Exams Quiz #6: RN Exams Obstetrics and Pediatrics Exams Quiz #7: RN Exams Fluid and Electrolytes Exams Quiz #8: RN Exams Community Health Exams Quiz #9: RN Exams Promoting Health across the lifespan Exams Quiz #10: RN Exams Multidimensional care Exams

Get 100+ Naxlex Exit Exams for $79 Try Naxlex NCLEX-RN (14 Day Free-Trial)

Naxlex Comprehensive Predictor Exams

Quiz #1: Naxlex RN Comprehensive online practice 2019 B with NGN Quiz #2: Naxlex RN Comprehensive Predictor 2023 Quiz #3: Naxlex RN Comprehensive Predictor 2023 Exit Exam A Quiz #4: Naxlex HESI Exit LPN Exam Quiz #5: Naxlex PN Comprehensive Predictor PN 2020 Quiz #6: Naxlex VATI PN Comprehensive Predictor 2020 Quiz #8: Naxlex PN Comprehensive Predictor 2023 - Exam 1 Quiz #10: Naxlex HESI PN Exit exam Quiz #11: Naxlex HESI PN EXIT Exam 2

Free Nursing Study Resources

Correct Answer is C

Explanation

A. Incorrect. Hypertension is a risk factor for prerenal acute renal failure, not postrenal.

B. Incorrect. While a UTI can cause kidney injury, it is not directly related to postrenal acute renal failure.

C. Correct. An enlarged prostate, also known as benign prostatic hyperplasia (BPH), can cause obstruction of the urinary tract and lead to postrenal acute renal failure. The obstruction prevents urine flow, causing pressure buildup in the kidneys and impairing kidney function.

D. Incorrect. Chronic kidney disease (CKD. is a risk factor for intrinsic acute renal failure, not postrenal.

A. Encourage the client to consume potassium-rich foods. B. Administer a prescribed muscle relaxant. C. Apply warm compresses to the affected muscles. D. Encourage the client to perform gentle stretching exercises.

Correct Answer is C

Explanation

A. Incorrect. Muscle cramps in acute renal failure are often related to electrolyte imbalances, including high potassium levels. Encouraging the consumption of potassium-rich foods would exacerbate the issue.

B. Incorrect. Muscle relaxants may not be appropriate for all clients, and the underlying cause of the muscle cramps should be addressed first.

C. Correct. Applying warm compresses to the affected muscles can help relax muscle tension and provide relief from muscle cramps.

D. Incorrect. Gentle stretching exercises may not be appropriate for a client experiencing muscle cramps, as stretching could exacerbate the discomfort.

View Question and Answer

Whether you are a student looking to ace your exams or a practicing nurse seeking to enhance your expertise , our nursing education contents will empower you with the confidence and competence to make a difference in the lives of patients and become a respected leader in the healthcare field.

Visit Naxlex, invest in your future and unlock endless possibilities with our unparalleled nursing education contents today

A client with acute renal failure is at risk of developing hyperkalemia. What clinical manifestation is the most critical indicator of severe hyperkalemia in this client?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is assessing a client at risk for postrenal acute renal failure. What condition should the nurse prioritize in the client's assessment?

Correct Answer is C

Explanation

A nurse is caring for a client with acute renal failure who is experiencing muscle cramps. What intervention should the nurse implement to relieve the client's discomfort?

Correct Answer is C

Explanation

A client with acute renal failure is prescribed loop diuretics to manage fluid overload. What is the nurse's responsibility when administering loop diuretics?

A nurse is caring for a client with acute renal failure. The client asks, "What can I do to help improve my kidney function?" What is the nurse's best response?

A client with acute renal failure is experiencing metabolic acidosis. Which clinical manifestation is commonly associated with this acid-base imbalance?

A client with acute renal failure is undergoing a computed tomography (CT) scan with contrast dye. What precaution should the nurse take before the procedure?

A nurse is preparing to perform a diagnostic test to assess kidney function in a client with suspected acute renal failure. Which test will provide information about the glomerular filtration rate (GFR)?

A client with acute renal failure is receiving peritoneal dialysis. The nurse observes cloudy dialysis fluid during the procedure. What action should the nurse take?

A nurse is caring for a client with acute renal failure. What medical condition in the client's history increases the risk of prerenal acute renal failure?

A client with acute renal failure is at risk of developing hyperkalemia. What clinical manifestation is the most critical indicator of severe hyperkalemia in this client?