NUTRITION CH 7
All of these statements are true EXCEPT which one?
Vitamins are essential, caloric nutrients that are needed in tiny amounts.
Which of the following is NOT a characteristic of the fat-soluble vitamins?
Toxicities are unlikely, even when taking supplements.
what is the primary food source of vitamin E for Americans?
Vegetable oils
Which vitamin supplement is known to cause malformations of a fetus?
Vitamin A
Which of the fat-soluble vitamins were originally named tocopherol?
Vitamin E
Which of the fat-soluble vitamins works as an antioxidant?
Vitamin E
You have a friend who eats a lot of highly processed foods, fast foods, and convenience foods, but does drink fortified milk. What type of deficiency is your friend at risk for developing?
Vitamin E
Which of the following is LEAST likely to contribute to cases of rickets in the United States?
increased physical activity in organized sports
The need for vitamin E rises as people consume more of what because it requires antioxidant protection by the vitamin?
polyunsaturated fat
4. 5. What are the fat-soluble vitamins?
ADE AND K
All of the following are good food sources of vitamin D EXCEPT:
Citrus Fruits
Which vitamin's main role is to help activate proteins that help blood clot?
K
Compounds that when consumed are converted into active vitamins are , also called provitamins.
Precursors
Vitamin A and VAITSMIN k1 are fat-soluble vitamins that act like hormones.
a, k
Which of the following are classified as water-soluble vitamins?
b and c
Deficiency in the water-soluble vitamins, ____, and _____, contribute to anemia, and a deficiency in ________ causes pellagra.
b12, folate, niacin
What is the main function of vitamin K?
help blood clot
Which characteristic is LEAST likely to apply to a fat-soluble vitamin?
easily absorbed and excreted in urine
B12 supplements mask a folate deficiency
false
intestinal bacteria
is the nonfood source that can produce vitamin K making a deficiency in humans unlikely
Active forms of vitamin A that are readily absorbed in the body are only found in foods derived from animals.
true
Which vitamin is mismatched with its deficiency?
vitamin D - pernicious anemia
Which statement is true of vitamin C?
vitamin c acts as as antioxidant