Which of the following terms describes the use of ultrasound to visualize internal cardiac structures?
A) echocardiography
B) Holter monitor
C) electrocardiogram
D) stress testing
A) echocardiography
Correct. Echocardiography utilizes ultrasound to obtain an image of inside the
heart. A Holter monitor is a portable ECG. An electrocardiogram is the hardcopy record
produced by an electrocardiography. A stress test is a method for evaluating cardiovascular
fitness.
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