13-15 - Diet Flashcards
What are the 5 food groups for a balanced diet?
Carbohydrates
Fats
Protein
Fibre
Vitamins and minerals
What is metabolic rate?
The speed at which chemical reactions (your metabolism) occur
Why might someone have a high resting metabolic rate?
High proportion of muscle to fat
Big person
Male
Genetic factors
Why does your metabolic rate increase with exercise?
More energy is needed
What is malnourishment?
Having a very unbalanced diet
What is the definition of obesity?
Weighing 20% more than the recommended body mass
What are some implications of obesity?
Arthritis
Type 2 diabetes
High blood pressure
Heart disease
Cancer
What could a fatty diet lead to?
High blood cholesterol
What could a salty diet lead to?
High blood pressure
Heart problems
What are the implications of not eating enough food?
Slow growth
Fatigue
Prone to infection
Irregular periods
Deficiency diseases
Why is exercise good?
Increases amount of energy used
Decreases energy stored as fat
Boosts metabolic rate
What is cholesterol?
A fatty substance which is essential for your health but can build up too much
How is energy in food measured?
kJ or kcal
Why should you choose foods lower in saturated fat?
Saturated fats can raise your cholesterol level
What health problem can too much sodium lead to?
High blood pressure
