Deficiency of Vitamins
Deficiency of Vitamins
Vitamins : Vitamins are essential nutrients required in small quantity for the normal functioning of the body.The food rich in vitamins are called protected food.
Deficiency of Vitamin’s: List some important vitamins and their sources, functions, deficiency diseases and symptoms.
Vitamins and Sources | Function | Deficiency disease | Symptoms |
Vitamin A Sources: green leafy vegetables, fruity, butter, egg yolk, carrots and fish | Keeps, eyes, hair and skin healthy | Night blindness | Dryness of eyes, improper vision, cant see in dim light |
Vitamin B1 Sources: eggs, whole grains and sprouts | Aids in digestion; maintains nervous system | Beriberi | Inflammation of nerves, shortness of breath, digestive problems and heart abnormalities |
Vitamin B2 Sources: eggs, milk and green leafy vegetables | Keeps skin and mouth healthy | Skin disorders | Irritation of eyes, skin and intestinal disorders, inflammation of the tongue |
Vitamin B12 Sources: meat | Formation of red blood cells | Anemia | Pale skin, lack of stamina and appetite, frequent headaches |
Vitamin C Sources: citrus fruits like lime, orange and lemon; tomatoes and sprouts | Helps to resist infections and keeps teeth, gums and joints healthy | Scurvy | Loosening of teeth, spongy and bleedings gums, increased susceptibility to diseases, slow healing of wounds; weakness, pain in the limbs |
Vitamin D Sources: milk, fish and eggs sunlight | Aids in the normal growth of bones in children | Rickets and osteomalacia | Weak bones, joint and bone deformities like bow legs and pigeon chest, softening of ribs, protruding abdomen. In osteomalacia, bones become weak and tend to fracture |
Vitamin K Sources: spinach, cabbage or any other green leafy vegetables | Helps in blood clotting (to stop bleeding) | Hemorrhage (excessive bleeding) | Affects clotting of blood |
Vitamin E Source : Green leafy vegetables,milk,butter,whole grains,vegetable oils, liver | Essential for normal functioning of muscles and protection of liver | It can cause diseases related to liver, gall bladder and pancreas | Stomach problems, Nervous system problems, dryness of skin and hair etc. |
Some vitamins are very sensitive to heat and light. For example, Vitamin C is easily destroyed during cooking. Therefore, vitamin C rich food items should be eaten raw. Scurvy was common among sailors in ancient times. Due to lack of cure, several sailors used to die of this disease during long voyages. In the 18th century, James Lind found that eating citrus fruits reduced the occurrence of scurvy in sailors.
Manish was having difficulty in seeing things in dim light. The doctor tested his eyesight and prescribed a particular vitamin supplement. He also advised him to include a few food items like carrot,papaya,mango,milk and fish oil in his diet. Which component Manish lacks and from which disease he is suffering? | |||
| Right Option : B | |||
| View Explanation | |||
The deficiency of which of the following may cause the disease called scurvy? | |||
| Right Option : B | |||
| View Explanation | |||
Deficiency of vitamin A causes ____________ | |||
| Right Option : B | |||
| View Explanation | |||
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