The Role of Nutrition (Grade 11 NSC Matric Life Orientation): Flashcards
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What is a kilojoule (kj)?
What is a kilojoule (kj)?
Unit measuring how much energy food provides to your body
Carbohydrates' main role
Carbohydrates' main role
Body's preferred source of energy, especially when active
Carb intake for active people (g per kg body weight)
Carb intake for active people (g per kg body weight)
6-8 grammes per kilogramme of body weight daily
When to eat carbs for best recovery
When to eat carbs for best recovery
Immediately after training
% of total food intake that should be carbohydrates
% of total food intake that should be carbohydrates
About 40% of total food intake
Protein's essential function
Protein's essential function
Building and repairing muscles
Energy provided by protein per gramme
Energy provided by protein per gramme
17 kilojoules per gramme
Protein intake for active people (g per kg)
Protein intake for active people (g per kg)
1 gramme per kg body weight (up to 2g during strength training)
Fat intake for physically active teenagers per day
Fat intake for physically active teenagers per day
About 70 grammes of fat per day
Minimum fibre per serving to choose
Minimum fibre per serving to choose
At least 3 grammes of fibre per serving