Vitamins and Minerals
a deficiency in niacin causes ______
pellagra
which one is not a good source of vitamin d? 1. tuna 2. fortified milk 3. citrus fruits 4. salmon
3. citrus fruits
deficiency in the water-soluble vitamins ______ and ______ contribute to anemia
B12, folate
fat-soluble vitamins that act like hormones
a and d
______ is a plant-derived precursor to vitamin A
beta-carotene
T or F: living in the northern US increases the body's ability to make vitamin D
false
_____ is the nutrient needed for the absorption of fat-soluble vitamins
fat
what are the fat soluble vitamins?
k, a, d, e
T or F: active forms of vitamin A that are readily absorbed in the body are only found in foods derived from animals
true
T or F: fat-soluble vitamins are stored, and therefore overconsumption may lead to toxicity
true
T or F: fat-soluble vitamins require bile to be absorbed in the body
true
T or F: vitamin c acts as an antioxidant
true
when exposed to sunlight, the skin makes ____
vitamin d
compounds that when consumed are converted into active vitamins
vitamin precursors (also called provitamins)
are toxicities likely with fat-soluble vitamins?
yes