Energy Systems

Which of the following can the body use to produce energy through cellular respiration ? (select all correct answers)

• Fat

• Carbohydrates

• Sodium

• Protein

Energy produced in the body is stored as what energy-rich compound? (abbreviated answer is fine)

Our bodies have limited stores of ATP, enough to sustain muscle contractions for how long?

• 20 seconds

• 12 seconds

• 3 seconds

• 60 seconds

Select the 3 energy systems our bodies use to produce ATP

• Alactic Anaerobic System

• Respiratory System

• Aerobic System

• Lactic Anaerobic System

Which of the energy systems produces ATP the fastest?

• Aerobic system

• Alactic (ATP-PC) system

• Lactic Anaerobic (glycolytic) system

The Alactic (ATP-PC) system uses the breakdown of what compound to produce ATP?

• Potassium

• Phosphocreatine

• Creatine

• Phosphorus

Does the ATP-PC system require oxygen?

• Yes

• No

What fuel sources does the lactic anaerobic system use to produce ATP? (select all correct answers)

• Glucose

• Potassium

• Creatine

• Glycogen

How many molecules of ATP are produced for each molecule of glucose used by the lactic anaerobic system?

• 1

• 2

• 4

• 8

What by-product of the lactic anaerobic system is thought to contribute to fatigue when it accumulates in the body?