Diet and good health
What's covered
Key facts
Coronary heart disease is caused by narrowing of the coronary arteries, linked to saturated-fat intake.
Active people need more energy than sedentary people of the same age and sex.
Advertising influences school-age children by making branded, high-sugar foods feel more desirable.
UK law requires allergens to be highlighted (e.g. bold) in the ingredient list of prepacked food.
BMR stands for Basal Metabolic Rate.
Children need a higher proportion of energy from fat than adults because of growth and energy demand.
High blood pressure damages artery walls, making blood clots and strokes more likely.
Alcohol provides about 7 kcal per gram.
Advertising and marketing influence consumer food choices, especially in children.
Best-before dates are about quality, NOT food safety.
Sample questions
A taste of the 96 questions in this topic — answers marked. Sign up to practise the full set with spaced repetition.
Which disease is caused by narrowing of the coronary arteries, often linked to saturated fat?
- ✓coronary heart disease
- •iron deficiency anaemia
- •osteoporosis
- •type 2 diabetes
What unit is energy in food usually measured in?
- •grams or kilograms
- ✓kilocalories or kilojoules
- •litres or millilitres
- •watts or joules
Name three factors affecting food choice.
- ✓cost, religion, allergy
- •season, weight, label
- •shop, fridge, plate
- •speed, brand, recipe
Name three things legally required on a food label.
- •calories, exercise, recipe
- ✓name, ingredients, allergens
- •price, brand, packaging
- •supermarket, country, photo
Why do guidelines distinguish free sugars from sugars in whole foods?
- •free sugars contain more calories per gram
- ✓intrinsic sugars come with fibre; free sugars give only energy
- •only free sugars trigger insulin release
- •the body cannot digest free sugars efficiently
Which nutrient do older adults need sufficient amounts of to maintain bone density?
- ✓calcium
- •iron
- •sodium
- •vitamin C
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