Effects of Dietary Imbalance

1. Effects of Dietary Imbalance 1. 2. 3. Match the statements below to each diagram Energy taken in is less than energy used Energy taken in is more than energy used Energy taken in equals energy used

2. Energy Equations Energy taken in is less than energy used = Energy taken in is more than energy used = Energy taken in equals energy used =

3. Effects of Dietary Inbalance. • Anorexia – A person who does not eat, see themselves as fat. Condition leads to excessive weight loss. • Bulimia – a person forces themselves to eat a lot then forces themselves to vomit. Has the effect of weight loss • Obesity – Regularly over eating causes a long term effect of a rise in body fat levels. This is when you are 20% or more over your ideal body weight.

4. Basal Metabolic Rate • The amount of energy that your body needs to function whilst at rest. Eg breathing and heart beating whilst asleep requires energy.

5. Carbohydrate Loading Prior to a big race, endurance athletes decrease the amount of exercise that they do and increase the amount of carbohydrates in their diet. They do this to increase the glycogen stores in their body.

6. High Protein Diet • Why? • Who?

7. TASK • You need to plan the diet of 2 different athletes for a week • Marathon Runner • Male Gymnast You must record what they will have for breakfast, lunch and tea.

8. 2004 Exam • (d) (i) A balanced diet is essential for all performers. Carbohydrates are one substance which is required; name one other. • Substance................................................(1 mark) 2006 Exam • (ii) Protein is an important substance in a performer’s diet as it is used for the growth and repair of muscle. Name one other substance important in a performer’s diet and explain why it is important. • Substance ..................................................................... • Explanation ............................................................................................................................................................................................................(2 marks)

9. 2010 Paper • The part of a balanced diet mainly responsible for muscle growth and repair is: (circle the correct answer) Carbohydrates Vitamins Proteins Fats (1 mark) 12 Maintaining a balanced diet is essential for all performers. 12 (a) What is dehydration? How can a performer avoid becoming dehydrated? ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ (2 marks) 12 (b) If a performer does not have a balanced diet, they may experience problems. Name one of these problems (not dehydration). Describe the problem you have named and state how this problem might have been caused. ................................................................................................................................................ ................................................................................................................................................ ................................................................................................................................................ ............................................................................................................................................... (3 marks)