Which of the following is true regarding PVCs?
A) They are common with mitral valve prolapse.
B) They are one of the most common rhythm disturbances.
C) A wide and distorted QRS complex is present.
D) They may be caused by anxiety,smoking,and caffeine.
E) All of the above are true.
Correct Answer:
Verified
Q18: What is a cardiac cycle?
A) Contraction of
Q19: An electrocardiogram is a recording of the
A)
Q20: A device placed on the skin that
Q21: Touching or moving electrodes during the Holter
Q22: All of the following result in muscle
Q24: What are artifacts?
A) The marking code recorded
Q25: Which of the following artifacts appears as
Q26: Which of the following is considered the
Q27: Where is chest lead V5 located?
A) Midway
Q28: The aVR,aVL,and aVF are known as the
A)
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