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Nutrients
Fats
| Question | Answer |
|---|---|
| What can fats also be called? | Fats can also be called lipids |
| Are fats a solid or a liquid | Trick question,fats can be in a solid or liquid form. |
| What are liquid fats called? | Oils |
| What is the elemental composition of fats | Carbon,hydrogen,oxygen. |
| What is the composition of fats? | Each fat unit is made up of 3 fatty acids and one glycerol molecule,during digestion enzymes break down the links between the fatty acids and glycerol molecule so that they can be used in the body, all together is known as triglycerides |
| What is saturated fat? | Saturated fat is fat that contains cholesterol-a type of fat found in the blood. Saturated fat is generally found in foods that come from animal sources e.g fatty meats. |
| What is unsaturated fat? | Unsaturated fat is fat that does not contain cholesterol. It is found in foods that come from vegetable or plant sources and in oily fish. E.g avocado. |
| Name sources of saturated fats. | ,fatty meats,,biscuits,eggs,coconut oil |
| Name sources or unsaturated fats | Avocados,nuts,,oily fish |
| What are the functions of fats | Adipose tissue (a layer of fat stored under the skin) helps to keep the body warm. A layer of fat surrounds vital oodgans e.g liver and kidneys to protect them from damage. Fats are a source of fat soluble vitimans A,D,E,K |
| What are health problems associated with the overconsumption of fats | Obesity: fats are all high in calories,eating too much fat causes weight gain and obesity. Coronary heart disease: too much cholesterol in the blood causes it to stick to artery walls,increasing the risk of heart attacks. |
| What is the RDA of fat? | Adult Men:95g Adult Women:70g Teenagers/children: 80-85g |
| How do you reduce fats in your diet? | Limit high fat foods e.g takeaways.use low fat cooking methods e,g grilling instead of frying.Choose low fat,fresh,unprocessed meats, |