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Ex. 26. Speak on the importance of vitamin D
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Ex. 27. Read the following abstract and memorize it:
Myth: Vitamins provide energy.
Fact: Calories from fat, carbohydrate, and protein provide energy. Vitamins don’t have calories, so they can’t give energy. The myth likely stems from the action of B vitamins. They don’t actually provide energy. Yet each of the eight B vitamins plays a critical role in the chemical reactions that release energy from foods.
Ex. 28. Make up short dialogues using the data of the following table:
| VITAMIN | FAT (F) OR WATER (W) SOLUBLE | SOURCE |
| vitamin A | F | From provitamin carotene found in yellow and green vegetables; preformed in liver, egg yolk, butter, and milk. |
| vitamin B1 | W | Yeast, grains, and milk. |
| vitamin B2 | W | Green vegetables, liver, wheat germ, milk, and eggs. |
| pantothenic acid | W | Liver, yeast, green vegetables, grains, and intestinal bacteria. |
| vitamin B3 | W | Fish, liver, red meat, yeast, grains, beans, and nuts. |
| vitamin B6 | W | Fish, liver, yeast, tomatoes, and intestinal bacteria. |
| folic acid | W | Liver, green leafy vegetables, and intestinal bacteria. |
| vitamin B12 | W | Liver, red meat, milk, and eggs. |
| vitamin C | W | Citrus fruit, tomatoes, and green vegetables. |
| vitamin D | F | Fish liver oil, enriched milk and eggs. |
| vitamin E | F | Wheat germs, rice oil, grain, and liver. |
| vitamin K | F | Liver, spinach, vegetable oils, cabbage, and intestinal bacteria. |
Дата публикования: 2015-03-29; Прочитано: 248 | Нарушение авторского права страницы | Мы поможем в написании вашей работы!
