31.If muscle work anaerobic, which of the following CANNOT serve : 1401712.
31.If muscle work is anaerobic, which of the following CANNOT serve as fuel?
32.Which of these substances contains chemical energy that is available instantly for muscle contraction?
33.Which of the following is the usual fate of muscle glycogen during exercise?
a.utilized as a fuel within the muscle cells only
b.released into the bloodstream to provide fuel for brain cells
c.released into the bloodstream to replenish liver glycogen
d.utilized to support lung and heart function
34.Which of these dietary nutrients are most effective at raising muscle glycogen concentrations?
35.Which of the following diets promotes superior physical endurance in athletes?
d.normal mixed diet with vitamin supplements
36.In the average person, the amount of stored glycogen represents how much energy?
37.Which of the following activities reduces the amount of stored es glycogen at the highest rate?
38.Which of the following is least likely to affect the size of the body’s glycogen stores?
a.energy content of the diet
b.fat content of the diet
c.mineral content of the diet
d.carbohydrate content of the diet
39.Which of the following substances would tend to accumulate in a tissue deprived of an oxygen supply during exercise?
d.TCA cycle intermediates
40.Which of the following substances increases in muscles during intense exercise?