Nutrition and Vitamins

1. What is a nutrient?

2. What is the difference between micronutrients and macro?

3. According to their functions how can nutrients are classified?

4. What are vitamins? What are the major vitamins needed by humans?

5. What is the difference between fat-soluble and water-soluble vitamins? Why can fat-soluble vitamins cause harm when ingested in excess?

6. What are the major harms caused by vitamin A deficiency? How does this vitamin act in the physiology of vision?

7. What is folic acid? Why is the anemia caused by deficiency of folic acid known as megaloblastic anemia?

8. What are the vitamins which make up the B complex? Which problems does the lack of these vitamins cause?

9. How does vitamin C act in the body? What is the harm caused by insufficiency of vitamin C? Why was this deficiency also known as “sailors’ disease”?

10. Why isn’t the cooking of vitamin C-containing foods appropriate for vitamin C supply?

11. What is the association between sunrays and vitamin D?

12. What is the disease caused by vitamin D deficiency? Which tissue does it affect?

13. What is the function of vitamin E? In which foods can it be found?

14. Why are some kinds of hemorrhagic diseases caused by genetic or acquired deficiency of the vitamin K metabolism?

15. What are the functions of pantothenic and biotin acid for the body? How are these vitamins obtained?

16. What are the major mineral salts responsible for the cellular osmotic regulation?

17. What are the main cellular functions of potassium?

18. What are few examples of mineral salts from the diet that act as coenzymes?

19. What is the disease caused by dietary iodine deficiency?

20. What is the importance of iron in diet? What is the disease caused by iron deficiency?