Nutrients & Energy
Carbohydrates.
How many main food groups are in the Australian Guide to Healthy Eating?
Five
Identify one factor that influences food choices.
Examples: taste, cost, culture, availability or advertising.
What are determinants of health?
Factors that influence a person's health and wellbeing.
Why is water important during exercise?
It replaces fluid lost through sweat and helps regulate body temperature.
Which nutrient is essential for growth and muscle repair?
Protein
Name two examples of discretionary foods.
Examples include lollies, soft drinks, chips and cakes.
How can social media influence a teenager's food choices?
Through advertising, influencers, food trends and body-image messages.
Socioeconomic
Which nutrient helps repair muscles after exercise?
Protein
Name the three macronutrients.
Carbohydrates, proteins and fats.
Which food group is a major source of calcium?
Milk, yoghurt, cheese and alternatives.
Identify two ways family can influence food choices.
Examples: family meals, cultural traditions, food purchasing and parental role modelling.
Which determinant includes culture, religion, family and peer influence?
Sociocultural
What is the difference between dehydration and overhydration?
Dehydration is insufficient body water; overhydration is excessive water intake or retention.
Which vitamin helps the body absorb calcium?
Vitamin D
Why should discretionary foods only be consumed occasionally?
They are often high in added sugar, saturated fat or salt and provide fewer essential nutrients.
Why might someone choose fast food instead of preparing a meal at home?
Time constraints, convenience, cost, accessibility or personal preference.
Environmental
Why might an endurance athlete need more carbohydrates than someone who is sedentary?
They use more energy during prolonged activity and need to replenish glycogen stores.
They provide glucose and stored glycogen to fuel prolonged physical activity.
Explain the difference between nutrient-dense and energy-dense foods.
Nutrient-dense foods provide many essential nutrients relative to their energy content. Energy-dense foods provide many kilojoules relative to their weight; they are not necessarily unhealthy.
Explain how advertising and peer pressure can combine to influence teenagers' food choices.
Advertising can make foods appealing or popular, while peer pressure can encourage teenagers to buy or eat them to fit in.
A teenager has limited money, lives far from a supermarket and regularly buys inexpensive takeaway. Identify three determinants influencing their food choices.
Socioeconomic: limited income; environmental: supermarket access; individual/lifestyle: regular takeaway choices
A student skips breakfast, drinks an energy drink and plays 90 minutes of sport. Identify three nutrition-related concerns and suggest an improvement for each.
Possible concerns: insufficient pre-exercise fuel—eat a balanced breakfast; energy drink use—choose water; inadequate hydration—drink regularly before, during and after exercise.