HOSA Nutrition Vitamins and Minerals (With complete answers)

Vitamin A (retinol) roles in the body correct answers vision, bone growth, reproduction, cell division, regulates the immune system which helps fight infections Vitamin A (retinol) food sources correct answers Animal- liver, whole milk,butter, cream, cod liver oil Plant- dark green leafy vegetables, deep yellow or orange fruit, fortified margarine Vitamin A (retinol) deficiency correct answers night blindness, xerophthalmia, respiratory infections, bone growth ceases Vitamin A (retinol) toxicity correct answers birth defects, bone pain, anorexiant, enlargement of liver Vitamin D (calciferol) food sources correct answers Animal- eggs, liver, fortified milk, fortified margarine, oily fish Plants- None Other sources- Light Vitamin D functions correct answers absorption of calcium and phosphorus, maintenance of bone, prevention of tetany Vitamin D deficiency correct answers rickets, osteomalacia Vitamin D toxicity correct answers hypercalcemia, kidney and heart damage, bone fragility Vitamin E -Two subgroups correct answers tocopherols (alpha, beta, delta, gamma) and tocotrienols Vitamin E function correct answers antioxidant, resists hemolysis of RBC Vitamin E sources correct answers Vegetable oils, whole grains, green vegetables, almonds Vitamin E requirements correct answers increases if the amount of polusaturated fatty acids in the diet increases Vitamin E toxicity correct answers rare, excess can cause adipose tissue Vitamin E deficiency correct answers detected in premature, low birthweight infants. It can take 5-10 years for symptoms to show in adults Vitamin K function correct answers blood clotting and bone formation prevention, treats cases of hemorrhage