Coronary arteries may become blocked
A) by a thrombus, producing a coronary thrombosis.
B) and cause the formation of atherosclerotic lesions.
C) as the direct result of angina pectoris.
D) as the direct result of an infarct (area of tissue death) in the heart.
E) All of these can block coronary arteries.
Correct Answer:
Verified
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A) are separated
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Q19: The tricuspid valve
A) is the location of
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A) twist when they contract
B)
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B)
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