Sports Nutrition Exam 1 Study Guide
Questions and Answers | Latest
Version | 2025/2026 | Correct & Verified
What is body composition?
✔✔Proportion of fat and lean mass in the body
Why is body composition important in sports?
✔✔It affects performance and efficiency
What is energy balance?
✔✔Relationship between calories consumed and calories used
What happens with negative energy balance?
✔✔Weight loss and fatigue
Why is adequate energy intake important?
✔✔Low intake can impair performance and health
What is relative energy deficiency in sport (RED-S)?
✔✔A condition caused by insufficient energy intake
Why should athletes avoid extreme dieting?
1
,✔✔It increases injury and illness risk
What is the role of fibre in the diet?
✔✔It supports digestion and gut health
Why should fibre intake be limited right before competition?
✔✔It may cause stomach discomfort
What is the function of antioxidants?
✔✔They reduce oxidative stress
Which foods are rich in antioxidants?
✔✔Fruits and vegetables
What is caffeine commonly used for in sports?
✔✔Improving alertness and endurance
Why should caffeine use be monitored?
✔✔Too much can cause dehydration and anxiety
What is supplementation?
✔✔Use of products to add nutrients to the diet
2
, Why should supplements be used cautiously?
✔✔They may be unsafe or contaminated
What is the safest way to meet nutrient needs?
✔✔Eating a varied, balanced diet
What is the role of water in temperature regulation?
✔✔It helps cool the body through sweat
Why is sweat rate important for athletes?
✔✔It determines fluid replacement needs
What is carbohydrate loading?
✔✔Increasing glycogen stores before endurance events
Who benefits most from carbohydrate loading?
✔✔Endurance athletes
What is the glycaemic index?
✔✔Measure of how fast carbohydrates raise blood glucose
3
Questions and Answers | Latest
Version | 2025/2026 | Correct & Verified
What is body composition?
✔✔Proportion of fat and lean mass in the body
Why is body composition important in sports?
✔✔It affects performance and efficiency
What is energy balance?
✔✔Relationship between calories consumed and calories used
What happens with negative energy balance?
✔✔Weight loss and fatigue
Why is adequate energy intake important?
✔✔Low intake can impair performance and health
What is relative energy deficiency in sport (RED-S)?
✔✔A condition caused by insufficient energy intake
Why should athletes avoid extreme dieting?
1
,✔✔It increases injury and illness risk
What is the role of fibre in the diet?
✔✔It supports digestion and gut health
Why should fibre intake be limited right before competition?
✔✔It may cause stomach discomfort
What is the function of antioxidants?
✔✔They reduce oxidative stress
Which foods are rich in antioxidants?
✔✔Fruits and vegetables
What is caffeine commonly used for in sports?
✔✔Improving alertness and endurance
Why should caffeine use be monitored?
✔✔Too much can cause dehydration and anxiety
What is supplementation?
✔✔Use of products to add nutrients to the diet
2
, Why should supplements be used cautiously?
✔✔They may be unsafe or contaminated
What is the safest way to meet nutrient needs?
✔✔Eating a varied, balanced diet
What is the role of water in temperature regulation?
✔✔It helps cool the body through sweat
Why is sweat rate important for athletes?
✔✔It determines fluid replacement needs
What is carbohydrate loading?
✔✔Increasing glycogen stores before endurance events
Who benefits most from carbohydrate loading?
✔✔Endurance athletes
What is the glycaemic index?
✔✔Measure of how fast carbohydrates raise blood glucose
3
