Energy System Knowledge Check

Which energy system provides immediate energy for activities lasting less than 10 seconds?

• Glycolytic system

• Oxidative system

• ATP-PCr system

• Lactic acid system

What molecule is directly broken down to release energy for muscular contraction?

• Creatine phosphate

• ATP

• Glucose

• Glycogen

Which energy system is most active during a 100-meter sprint?

• Oxidative

• Glycolytic

• ATP-PCr

• Aerobic

The glycolytic system primarily uses which fuel source?

• Fatty acids

• Oxygen

• Glucose or glycogen

• Protein

Which system is dominant during a 400-meter run (lasting 45–60 seconds)?

• ATP-PCr

• Glycolytic

• Oxidative

• Phosphagen

The oxidative system is also known as which type of metabolism?

• Anaerobic

• Aerobic

• Glycolytic

• Lactic

Which energy system has the slowest rate of ATP production but the longest duration of energy supply?

• ATP-PCr

• Glycolytic

• Oxidative

• Phosphagen

During a marathon, which energy system supplies the majority of ATP?

• ATP-PCr

• Glycolytic

• Oxidative

• Lactic acid

The ATP-PCr system recovers primarily during which condition?

• Rest or low-intensity activity

• Max sprinting

• Moderate jogging

• Continuous exercise

A buildup of lactic acid is most associated with which system?

• ATP-PCr

• Oxidative

• Glycolytic

• Phosphagen