An impending myocardial infarction was successfully averted by thrombolytic (clot-dissolving) therapy in a 55-year-old man. Which of the following biochemical events most likely occurred during the period of hypoxia?
a. Decreased hydrogen ion concentration
b. Increase in oxidative phosphorylation
c. Loss of intracellular Na+ and water
d. Stimulation of ATP synthesis
e. Stimulation of anaerobic glycolysis and glycogenolysis