Question

53. What are the toxicity symptoms from too much vitamin A?
54. What are the toxicity symptoms from too much vitamin D?
55. Which fat soluble vitamin is given by injection to newborns? Why?
56. What are antioxidants? Why are they beneficial? (Highlight 11)
57. Which vitamins are antioxidants?
58. Is taking vitamin supplements a good way to make up for a poor diet? Explain.

Answer 1

53.Too much vitamin A causes Hypervitaminosis A and the symptoms are classified as actuate toxicity symptoms and chronic toxicity symptoms ,acute symptoms are :-Nausea, vomiting,pain abdomen ,drowsiness, and chronic symptoms are:- bone pain ,blurry vision,double vision ,dry skin,poor appetite and itchy skin .

54.Too much vitamin D causes Vitamin D toxicity or Hypervitaminosis D and the symptoms are- nausea, vomiting,excessive thirst, excessive Urination, dehydration,high blood pressure,fatigue ,muscle weakness and long term effects are kidney stone, calcification or hardening of arteries and soft tissues.

55.Fat solluble vitamin k is given in injection form because in newborn vit.K level is low and we know vit.k helps is blood clotting so to prevent bleeding in newborn .

56.Antioxidants are substances which protect skin from free radicals which are produced from oxidation process

Antioxidants are beneficial because it protects from harmful free radicals which can cause cancer ,it acts as a cleansing agent by cleaning those harmful radicals and also helps in weight loss which can reduce risk of heart disease .

57.vitamin C and E are antioxidants thatswy we encourage to eat fruits and green leafy vegetables to maintain healthy skin

58.Its not a good way if its not prescribed by a doctor due to any medical disease conditions.overdose of vitamin supplements can lead to Hypervitaminosis or excess vitamin level in blood which is also harmful .modern trends like to maintain slim figure or zero figure or those people who don't like vegetables or fruits have a tendency to eat vitamin supplements in case of proper diet.we should know and also aware people that vitamin tablets are not the solution of poor diet ,and shoul eat proper diet by including fruits vegetables and other animal sources of vitamin .In case of a pregnant woman ,she needs to take iron supplements because of her baby but if a normal woman taking iron supplements without taking proper iron rich diet that's not good obviously.