Chest pain caused by a coronary artery narrowed by disease that cannot supply enough oxygen to a portion of the heart during exercise is called:
a. pulmonary oedema.
b. myocardial infarction.
c. congestive heart failure.
d. angina.
d
Angina occurs when the coronary arteries become seriously narrowed by disease and the supply of oxygenated
blood to the heart becomes insufficient for the increased
oxygen needed. Individuals often describe the pain as con
stricting, squeezing or suffocating, usually occurring after
exercise. Angina can also be brought on by emotional stress
or exposure to cold and is often of a short duration.
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