Occlusion of the left anterior descending artery during a myocardial infarction would interrupt blood supply to which structures?
a. Left and right ventricles and much of the interventricular septum
b. Left atrium and the lateral wall of the left ventricle
c. Upper right ventricle, right marginal branch, and right ventricle to the apex
d. Posterior interventricular sulcus and the smaller branches of both ventricles
Answer: a. Left and right ventricles and much of the interventricular septum
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