Anatomy and Physiology of Physical Activity Quiz: Energy Systems

What are the three energy systems in the human body?

• Cardiovascular system, respiratory system, nervous system

• ATP-PC system, glycolytic system, and oxidative system

• Krebs cycle, citric acid cycle, electron transport chain

• Lactic acid system, aerobic system, anaerobic system

Which energy system is primarily used for short bursts of high-intensity activity?

• Krebs cycle

• Glycolytic system

• ATP-PCr system

• Anaerobic system

What is the primary fuel source for the phosphagen system?

• Glucose

• Lactic acid

• Fatty acids

• Creatine phosphate

Which energy system is used during prolonged, low-intensity activities?

• Glycolytic energy system

• Aerobic energy system

• ATP-PC energy system

• Anaerobic energy system

What are the by-products of the anaerobic glycolysis energy system?

• glucose and water

• lactic acid and ATP

• carbon dioxide and water

• ATP and oxygen

What is the main advantage of the aerobic energy system?

• Less efficient energy production

• Shorter duration of energy production

• Longer duration of energy production

• Faster energy production

What is the role of oxygen in the aerobic energy system?

• Oxygen is used to produce ATP through cellular respiration.

• Oxygen is used to produce fat through cellular respiration.

• Oxygen is used to produce glucose through cellular respiration.

• Oxygen is used to produce protein through cellular respiration.

What are the main sources of energy for the aerobic energy system?

• Minerals and water

• Carbohydrates and fats

• Proteins and vitamins

• Sugar and caffeine

How does the body produce ATP in the phosphagen system?

• Synthesis of amino acids

• Production of lactic acid

• Conversion of glucose to glycogen

• Breakdown of creatine phosphate

What are the limitations of the phosphagen system in terms of energy production?

• Low capacity and long duration of low-intensity activities

• High capacity and long duration of moderate-intensity activities

• Unlimited capacity and long duration of high-intensity activities

• Limited capacity and short duration of high-intensity activities