A nurse is reviewing the lab results and electrocardiogram (ECG) of a patient with End Stage Renal Disease (ESRD). The nurse correlates which ECG finding to a potassium level of 6.8?

Prolonged PR interval

Presence of a U wave

Peaked T waves

Elevated ST segment

Answer and Explanation

The Correct Answer is C

A. A prolonged PR interval can be seen in hyperkalemia but is not as characteristic as peaked T waves.
B. A U wave is typically seen in hypokalemia, not hyperkalemia.
C. Peaked T waves are a hallmark ECG finding in hyperkalemia and occur due to increased repolarization speed.
D. ST segment elevation is more commonly associated with myocardial infarction rather than hyperkalemia.

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Correct Answer is C

Explanation

A. An echocardiogram does not assess coronary artery blockages; a coronary angiogram or cardiac catheterization is used for that.
B. Fasting is not required for a standard transthoracic echocardiogram. However, fasting may be needed for a transesophageal echocardiogram (TEE).
C. An echocardiogram is a non-invasive ultrasound test that evaluates heart structure, valve function, and cardiac muscle performance.
D. There is no discomfort during a transthoracic echocardiogram, as it is performed externally using a probe on the chest.

A. "Cardiac Rehab will help you get back to normal." B. "The cardiac rehab program can help you safely return to an active lifestyle." C. "It's normal to feel that way at first, but once you learn the routine, you'll enjoy it." D. "Your doctor is the expert and would only recommend what is best for you."

Correct Answer is B

Explanation

A. While cardiac rehab does help recovery, this statement does not emphasize the safety and long-term benefits of supervised rehabilitation.
B. Providing education about the role of cardiac rehab is essential. Cardiac rehab monitors the client's progress and helps safely return them to an active lifestyle.
C. While this statement acknowledges the client's feelings, it does not provide enough information about the benefits of cardiac rehab.
D. This response is too authoritative and does not address the client’s concerns or autonomy.

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A nurse is reviewing the lab results and electrocardiogram (ECG) of a patient with End Stage Renal Disease (ESRD). The nurse correlates which ECG finding to a potassium level of 6.8?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

A nurse is caring for a client who is scheduled for an echocardiogram the following day. Which of the following information should the nurse include about the test?

Correct Answer is C

Explanation

A nurse is caring for a client post-transcatheter aortic valve replacement (TAVR). During the first cardiac rehabilitation session, the client tells the nurse, "I do not need to be here. I am feeling so much better, I can do this at home." Which of the following is the appropriate nursing response?

Correct Answer is B

Explanation

A nurse is collecting a medication history from a client who is scheduled to have a cardiac catheterization. Which of the following medications taken by the client interacts with contrast material and places the client at risk for acute kidney injury?

A nurse is caring for a client diagnosed with heart failure and atrial fibrillation. The client reports feeling palpitations and shortness of breath. The nurse is aware that clients with atrial fibrillation are at risk for which complication?

Identify the following Cardiac Rhythm:

A nurse is caring for a client who is ordered Potassium 40 mEq IV. On hand is Potassium Chloride 20 mEq/mL. What is the nurse’s next action?

A nurse is providing care and education to a client after an acute myocardial infarction. Which of the following statements should the nurse make regarding cardiac enzyme studies?

A nurse in an urgent care center is assessing a client who reports a sudden onset of irregular palpitations, fatigue, and dizziness. The nurse finds a rapid and irregular heart rate with a significant pulse deficit. Which of the following dysrhythmias should the nurse expect to find on the ECG?

A Nurse is preparing to start a heparin drip on a client with acute coronary syndrome. Ordered: Give Heparin 1000 units per hour, standard dilution of 25,000 units in 250 mL of normal saline. What is the correct drip setting for the pump in mL/hr?

A nurse is giving a presentation about preventing deep-vein thrombosis (DVT). Which of the following should the nurse include as a risk factor for this disorder? (Select all that apply.)