This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Medicine
Which pa of the hea is infarcted in case of occlusion of the anterior descending branch of Left Anterior Descending aery? 
Select and explain. 
A. Anterior wall of the left ventricle, B. Lateral pa of the left ventricle, C. Inferior surface of right ventricle, D. Posterior pa of the interventricular septum
A: Anterior wall of the left ventricle
Answer: A: Anterior wall of the left ventricle 
Explanation: Occlusion of left anterior descending aery results in infarction of anteroapical region of left ventricle. It runs downward in the anterior interventricular groove to the apex of the hea. The anterior interventricular branch supplies the right and left ventricles with numerous branches that also supply the anterior pa of the ventricular septum. Ref: Clinical Anatomy for Medical Students By Richard S Snell, 6th Edition, Pages 103-4