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ATI RN · ATI Medical Surgical · Cardiovascular System Practice Exam

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

The client is on spironolactone (Aldactone) and has a potassium level of 5.9 mEq/L. What is the nurse's priority action?

A. Hold the spironolactone and notify the healthcare provider.

B. Administer potassium supplements.

C. Continue the spironolactone as ordered.

D. Increase the dose of spironolactone.

Expert Explanatory Rationale

Correct Answer: Hold the spironolactone and notify the healthcare provider.

Question 2 of 5

Identify the three layers of the heart:

A. Endocardium, Myocardium, Epicardium

B. Epicardium, Pericardium, Endocardium

C. Myocardium, Endocardium, Pericardium

D. Pericardium, Myocardium, Endocardium

Expert Explanatory Rationale

Correct Answer: Endocardium, Myocardium, Epicardium

Question 3 of 5

The nurse is giving a client an IV bolus of heparin. What is the most important nursing action?

A. Monitor the client's heart rate.

B. Check the client's blood pressure.

C. Check for signs of bleeding.

D. Monitor the client's respiratory rate.

Expert Explanatory Rationale

Correct Answer: Monitor the client's heart rate.

Question 4 of 5

During hemodynamic monitoring, the nurse finds that the patient has a decreased CO with unchanged pulmonary artery wedge pressures, HR, and SVR. The nurse identifies that the patient has a decrease in

A. SV

B. Preload

C. Afterload

D. Contractility

Expert Explanatory Rationale

Correct Answer: Contractility

Question 5 of 5

What test uses sound waves to create images of the heart and assess its structure and function?

A. Echocardiogram

B. MRI

C. CT scan

D. X-ray

Expert Explanatory Rationale

Correct Answer: Echocardiogram

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