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The amount absorbed and subsequently used by the body
What is meant by the Bioavailability of a vitamin in food?
Excesses are eliminated from the kidneys
Which of the Following is NOT a general characteristic of the fat-soluble vitamins?
Cooking a food in liberal amounts of water is LEAST likely to affect the vitamin content of?
Excreted primarily in the Urine
When thiamin is consumed in excess of needs, how does the body treat the excess?
Coenzymes needed for energy metabolism are produced in insufficient amounts
Which of the following explains why B vitamin deficiencies lead to lack of energy?
energy release from energy-yielding nutrients
Which of the following functions has a requirement for thiamin?
The Wernicke-Korsakoff syndrome, which is often observed in poorly nourished alcohol abusers, is known to respond to supplements of?
Which of the following nutrients functions to prevent the appearance of a bilateral, symmetrical dermatitis, primarily on areas exposed to the sun?
When the diet contains an adequate amount of protein, what amino acid can be used by the body to synthesize niacin?
What vitamin deficiency disease appeared in people who had substituted on a diet high in corn and low in protein?
What is the term that identifies the characteristic tingling sensations and reddening of the skin after ingesting a pharmacological dose of nictonic acid?
Among the following compounds that serve as coenzymes in metabolism, which is considered a vitamin for human beings?
Raw egg whites
A protein that binds with biotin (thus inhibiting absorption) is found in which food?
It attaches to the vitamin thereby allowing absorption from the Intestines
What is the function of intrinsic factor in vitamin b12 absorption?
Subcutaneous pinpoint hemorrhages
Which of the following symptoms is indicative of a deficiency of vitamin C?
What is the major carrier of the fat-soluble vitamins from the intestinal epithelial cell to the circulation?
As far as known, Vitamin A does NOT play an important role in which of the following processes?
Which of the following is most likely to occur from a prolonged dietary deficiency of Vitamin A?
consuming high-dose Vitamin A supplements
Which of the following is likely to induce vitamin A toxicity in adults?
Which of the following compounds serves as the major precursor for the body's synthesis of Vitamin D?
Outdoor exposure of the skin to sunlight
Which of the following enables much of the world's population to maintain adequate Vitamin D status?
Liver and Kidney
In what tissues must a molecule of Vitamin D be chemically altered to yield a compound that is fully active?
Osteomalacia and rickets
Which of the following conditions or diseases are known to be caused by a deficiency of the same nutrient?
Which of the following disorders may result from vitamin E deficiency in people?
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