BTEC Sport Energy System Review

The body's main source of energy are

• Proteins

• Fats

• Minerals

• Carbohydrates

• Vitamins

Which of the following is not an energy system?

• ATP

• Lactic Acid System

• Pyruvic Acid System

• ATP-PC System

Why does the body require the three different energy systems?

• Different people need different kind of energy system

• Different sports have different demands

• Physical exercise usually takes longer than a few minutes

• Intensity and duration of different activities and the availability of oxygen

Which word is used to define the by-product of an energy system that affects muscle contraction?

• Lactic Acid

• Glycogen

• Glucose

• Sarcoplasm

Our breathing rate increases and you start to breathe heavily, this happens because

• More blood gets circulated around the body

• Our muscles need more oxygen so you breathe deeper and quicker so a supply of oxygen can get to the muscles

• To break down Lactic Acid and replenish energy supplies

• We have started to perform a physical activity

What is the work used for a reaction that gives off heat/energy?

• Enothermic

• Extrathermic

• Andothermic

• Exothermic

Which of the following can be used to produce energy?

• Carbohydrates

• Fats

• Proteins

• None of the above

• All of the above

The energy system used for a particular activity will depend on the

Which would be the dominant energy system in this physical activity?

• ATP-PC System

• Lactic Acid System

• Aerobic System