Most common site of myocardial infaction is ?
Correct Answer: Anterior wall of left ventricle
Description: Ans. is 'a' i.e., Anterior wall of left ventricleAlso knowo By convention, the coronary aery that gives rise to posterior descending branch and there by perfuses the posterior third of septum is called dominant.In 80% of persons, right dominant circulation is present, i.e. posterior discending branch arises from right coronary aery.o In 20% of cases, it arises from left circumflex aery left dominant circulation.
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Pathology
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