Healthy Bodies unit 3. Body Temperature 1.

1. Healthy Bodies unit 3.Body Temperature 1. • By the end of this unit you should :- • 1. Know what body temperature is. • 2. Know that this is usually higher than the surroundings. • 3. Know that if your body temperature is not normal,you are ill. • 4. Know that sweating decreases body temperature. This Powerpoint is hosted on www.worldofteaching.com Please visit for 100’s more free powerpoints

2. Healthy Bodies unit 3.Body Temperature 2. • 5. Shivering increases body temperature. • 6. Food supplies the body with energy to maintain body temperature. • 7. Clothes help stop heat loss. • 8. Inability to maintain body temperature causes hypothermia. • 9. Know how to save a person suffering from hypothermia.

3. 1. Animals like lizards cannot make enough heat from their food to enable them to be warmer than their surroundings. 2. Their body temperature is the same as their surroundings. Cold Blooded Animals 1.

4. Cold Blooded Animals 2. • 3. They tend to be more active during the day. • 4. A tropical fish from the Amazon would not survive in Scotland.

5. 1. Warm blooded animals like mammals keep their body at a constant temperature no matter where they are. Warm Blooded Animals1.

6. Warm Blooded Animals 2. • 2. Humans are warm blooded animals and have a constant temperature of 37 C. • 3. Our bodies are able to make and lose heat. • 4. We can lose excess heat by sweating,

7. Fever. • 1. If your body temperature goes above 37 C, then you are suffering from a fever. • 2. You tend to sweat a lot as the body tries to bring your temperature down. • 3. Most increases in temperature are caused by infection.

8. Hypothermia 1. • 1. This happens when the body falls below a certain temperature. • 2. If the body is too low in temperature for too long, it can result in death. • 3. Hypothermia mostly occurs with elderly people.

9. 1. Slurring of speech. 2. Physically inactive. 3. Skin becomes white. 4. Slow to react mentally. 5. Unusual behavior. 1. Wrap in warm blanket. 2. Give a warm sweet drink but NOT alcohol. 3,4,5 Increase room heating slowly. Hypothermia 2.The following are signs of hypothermia and actions to be taken

10. 1. The brain controls body temperature. 2. When we are hot, the brain makes our body sweat and this cools us down. 3. When we are cold, the brain makes the body shiver and this makes us heat up. Maintaining Body Temperature.

11. Healthy Bodies Unit 4 Diet and Alcohol 1. • By the end of this unit you should :- • 1. Know what makes up a healthy diet. • 2. Know that eating too much can causes heart disease. • 3. Know that eating causes anorexia, • 4. Know how alcohol consumption can affect behavior.

12. Healthy Bodies Unit 4Diet and Alcohol 2. • 5. Know how many alcohol units are contained in common drinks. • 6. Calculate how many alcohol units are in a bottle of alcohol. • 7. Present information on alcohol in graph form.

13. A Balanced Diet 1. • A balanced diet should contain the following :- • 1. Fats • 2. Carbohydrates • 3. Proteins • 4. Vitamins • 5. Minerals

14. A Balanced Diet 2.Fats • 1. These are foods that are quite high in energy content. • 2. They are good for storing energy during winter when it is needed. • 3. Too many fat based foods can make people obese. • 4. They can also cause cholesterol in the veins and arteries which cause them to fur up like blockages in pipes.

15. 1. These are starchy foods like bread potatoes and pastas. 2. They are a good source of energy . 3. The calories from them can be burned off quickly. 4. If not they appear as fat. A Balanced Diet 3.Carbohydrates

16. A Balanced Diet 4.Proteins • 1. These are used for the growth and repair of body tissue. • 2. Protein deficiency can result in malnutrition. • 3. Meat supplies or alternatives give us our supply of proteins.

17. 1. These consist of vitamins A, B ,C ,D E, A and K. 2. All of these play different parts in the health of the body. 2. The picture shown is that of the bones of someone with rickets which occurs through lack of vitamin D. A Balanced Diet 5.Vitamins

18. 1. These are salts that are needed by the body. 2. For example,calcium from milk for bone growth. 3. Melons and other fruits contain minerals. Melons A Balanced Diet 6.Minerals

19. 1. Sugary foods 2. Meats and fatty acids 3. Vegetables and fruit 4. Starchy foods Eat least The Food Triangle. Eat least 1 2 3 4 Eat most

20. Eating too much. • 1. Our bodies burn up the food we eat. • 2. This gives us energy for our muscles to work. • 3. The more our muscles work,the more energy and food we need. • 4. If we eat more food than we need,the extra is turned into fat. • 5. Being fat is unhealthy and affects our heart.

21. 1. Who needs more food? 2. Who eats more food? 3. Who would you expect to be fatter?Explain. 4. Why would it be bad for this person to be overweight? 4. What could they do to lose weight? Food energy Kj Eating too much. 20,000 15,000 10,000 5000 Alan Peter Food eaten Food needed

22. Anorexia. • 1. This is a serious eating disorder which mainly affects young girls. • 2. It is related to bulimia,another eating disorder. • 3. Anorexics believe they need to lose weight and continually diet to do so. • 4. It is a psychological problem and in extreme cases can lead to death.

23. The affects of alcohol 1. • 1. Alcohol is a drug. • 2. Alcohol affects your brain by blocking messages to your senses. • 3. Alcohol slows down your reactions. • 4. Alcohol is measured in units. • 5. One unit of alcohol consists of a) a small whisky, b)a glass of wine, c) a half pint of beer.

24. The effects of alcohol 2. • 1. Alcohol abuse can lead to problems at work. • 2. Alcohol abuse can lead to mood changes and depression. • 3. Alcohol abuse can lead to money troubles. • 4. Alcohol abuse can affect personal safety. • 5. Alcohol abuse can lead to death in extreme cases.

25. Healthy Bodies Unit 5 Fitness and Health. • By the end of this unit you should :- • 1. Be able to name 3 aspects of fitness. • 2. Know that regular exercise improves fitness. • 3. Be able to describe the differences between the 3 aspects of fitness.

26. Fitness and health 1.Stamina. • 1. This can be described as having staying power. • 2. Sports in which you need to have stamina include swimming ,jogging , rowing and cycling. • 3. The heart and lungs need to be in good working order. • 4. Recovery rate is usually quick from exercise.

27. Fitness and health 2.Strength. • 1. The muscles need to be strong and in good working order. • 2. Sports include weight lifting, rowing, swimming and gymnastics.

28. Fitness and health 3.Suppleness. • 1. The body can be capable of being moved into different positions without being stiff. • 2. Lots of stretching exercises are needed to improve this aspect of fitness. • 3. Sports needing suppleness include dancing, gymnastics, judo, swimming and yoga.