The nurse is caring for a patient admitted with angina who is scheduled for cardiac catheterization. The patient is anxious and asks the reason for this test. What is the best response?
A) "Cardiac catheterization is usually done to assess how blocked or open a patients coronary arteries are."
B) "Cardiac catheterization is most commonly done to detect how efficiently a patient's heart muscle contracts."
C) "Cardiac catheterization is usually done to evaluate cardiovascular response to stress."
D) "Cardiac catheterization is most commonly done to evaluate cardiac electrical activity."
Ans: A
Feedback:
Cardiac catheterization is usually used to assess coronary artery patency to determine if revascularization procedures are necessary. A thallium stress test shows myocardial ischemia after stress. An ECG shows the electrical activity of the heart.
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