Extreme Fatigue after Marathon.

Muscle A 34-year-old African American female presents with extreme fatigue after competing in a marathon. The patient is having difficulty moving and only does so with assistance from others. The patient did not make the finish line before collapsing. After examination the patient is diagnosed with Physiologic Contracture which is also known a physiological fatigue (as opposed to psychological fatigue). TAKE NOTE: After strenuous exercise or muscle use, the ATP in a muscle fiber is nearly depleted. Using your knowledge of human physiology and the Sliding Filament Model, which of the following do you predict will most likely occur during the Cross-Bridge Cycle with little or no cellular ATP? A. The muscle will neither contract nor relax as normal B. The muscle contraction will continue as normal C. Muscle tissue begins to decay "D. Mitochondria will increase cellular respiration to compensate for the lack of ATP