1) What energy system(s) would the following athletes utilize: a 100m sprinter (who runs a 100m race in 10 seconds flat), an 800m runner (who runs the 800m in two minutes flat), and a 10,000m distance runner (who runs a 10km race in 30 minutes flat). Also, discuss if each athlete might use more than 1 system as well as what system that athlete would predominantly utilize the most. Finally, be specific in describing why each athlete uses their particular energy system(s) (160pts).

OR

2) Identify the 3 main energy processes/cycles that the human body utilizes to produce ATP from catabolizing 1 molecule of glucose. Describe in great detail the “raw products” that go into each cycle as well as the “end product” that comes out of each process. Finally, discuss why it may be better to utilize free fatty acids as a raw source of fuel versus carbohydrates and explain why it is the body’s preference not to use protein as a source of fuel unless it has to do so (160pts).