What causes a myocardial infarction?
A. Weakened heart muscle
B. A defective SA node
C. A serious dysrhythmia
D. Obstruction of blood flow to the heart muscle
E. Damaged heart valves
Answer: D
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Following PVCs is usually a(n)
A) escape beat. B) complete compensatory pause. C) incomplete compensatory pause. D) tall, pointy P wave.
Which precordial electrode is placed in the fourth intercostal space to the left of the sternum?
A. V6 B. V1 C. V4 D. V2 E. V3
Which of the following describes the ruling in the Darling Case (1968)?
A. The Board of Directors was not held liable for errors made by admitting physicians. B. The physician, and not the Board of Directors, was held liable. C. The Board of Directors was held liable because it failed to put a quality-control mechanism in place to oversee the granting of admitting privileges for physicians. D. None of the above
The first character of ICD-10-PCS codes identifies which of the following?
A. procedure section B. objective of the procedure C. body system D. body part