Ballooning or widening of a weak portion of an artery is known as:
A) hemangioma.
B) mitral stenosis.
C) aneurysm.
D) ischemia.
C
Explanation:
A) Hemangioma is a tumor of blood vessels.
B) Mitral stenosis is abnormal narrowing of the mitral valve.
C) Correct.
D) Ischemia is lack of oxygen due to deficient blood flow.
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