The Seven Food Classes

Question 1

Carbohydrates

Answer 1

• Strach foods e.g. pasta/rice
• Used for slow release/bursts of energy
• Useful for long distancxe runners, footballers and rowers
• Provides energy
• Body cells and tissues requires glucose
• Any extra glucose is stored in the liver and muscles
• Body’s prefered source of energy
• Found in the blood

Question 2

Fats

Answer 2

• Fat gives short bursts of energy
• Used for when the body has run out of fuel
• Stored as extra energy
• Useful in shot activities e.g. athletic throws/sprinting
• Weighs less than muscle
• Made of fatty acids and glycerol
• Triglycerides
• Saturated fats
• Unsaturated fats
• Used in low intensity exercise

Question 3

Proteins

Answer 3

• Growth
• Repair
• Made of chains of amino acids
• Helps build muscles
• Useful for weight lifters/ Power athletes
• Found in meat/beans/fish
• Minor source of energy
• Essential and Non-Essential