The nurse is aware that cryoablation therapy involves
A) peeling away the area of endocardium responsible for the dysrhythmia.
B) using electrical shocks directly to the endocarduim to eliminate the source of dysrhythmia.
C) using high-frequency sound waves to eliminate the source of dysrhythmia.
D) using a probe cooled to a temperature of -60°C (-76°F) to eliminate the source of dysrhythmia.
Ans: D
Feedback: Cryoablation therapy involves using the cooled probe to create a small scar on the endocarduim to eliminate the source of the dysrythmias. Endocardium resection involves peeling away a specified area of the endocardium. Electrical ablation involves using shocks to eliminate the area causing the dysrythmias. Radio frequency ablation uses high-frequency sound waves to destroy the area causing the dysrythmias.
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