Which one of the following is the cause of the chest pain or discomfort associated with a heart attack?
A) Backup of blood from the heart into the lungs
B) Lack of oxygen to the cells of the heart muscle
C) A spasm of the heart muscle
D) Inflammation of the arteries of the heart muscle
B
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An example of a high power laser would be a(n) ________ laser
A) CO2 B) YAG C) argon D) all of the above
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Uncontrolled hypertension increases the risk of which of the following? 1. Myocardial infarction 2. Peripheral arterial disease 3. Angina 4. Stroke 5. Renal failure
a. 1 and 3 only b. 2 and 4 only c. 1, 4, and 5 only d. 1, 2, 3, 4, and 5
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