Energy Systems Part 2

Question 1

What causes ‘hitting the wall’?

Answer 1

Depletion of glycogen stores

Question 2

When is the aerobic system most likely to be the predominant supplier of energy, with fats as the preferred fuels source?

Answer 2

30 minutes of exercise at 60% max HR

Question 3

What determines the predominant energy system during physical activity?

Answer 3

Duration and intensity of work

Question 4

What’s an example of a sport that predominantly uses the ATP-CP system for ATP production?

Answer 4

A golf drive

Question 5

What activity is likely to rely predominantly on the Anaerobic Glycolysis system for ATP production?

Answer 5

3 leads in succession from a full forward

Question 6

Which energy system is likely to be most important for a fencer when attempting to strike his opponent?

Answer 6

ATP-PC

Question 7

After 2 minutes of exhaustive work, which is the predominant supplier of energy?

Answer 7

Aerobic glycolysis