Oxidative phosphorylation would slow down in mitochondria

During a heart attack, blood flowing to the heart muscle is interrupted by blockage of a coronary artery. How would you expect the metabolism in the heart to change?

A. oxidative phosphorylation would slow down in the mitochondria

B. the rate of production of lactic acid would be stimulated

C. the use of glucose by the muscle tissue would increase

D. the production of water by mitochondria would be inhibited

E. all are expected metabolic changes

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