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Home Q & A Board Science-Related Homework Help Health, Nutrition, and Food Sciences
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playmaker playmaker
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6 years ago
A deficiency of what vitamin produces a characteristic cracking and redness at the corners of the mouth?
 A) biotin
  B) niacin
  C) riboflavin
  D) ascorbic acid

Q. 2

Black pigment gallstones are caused primarily by ____.
 A) bacterial infection
  B) collections of concentrated bile
  C) excessive red blood cell breakdown
  D) rapid weight loss following gastric bypass

Q. 3

Riboflavin is most easily destroyed when exposed to ____.
 A) heat
  B) acid
  C) alkali
  D) ultraviolet light

Q. 4

Pigment gallstones are primarily made up of which substance?
 A) the calcium salt of bilirubin
  B) excess pancreatic enzymes
  C) phospholipids
  D) inorganic salts

Q. 5

Riboflavin needs are more difficult to meet when the diet is low in ____.
 A) meats
  B) grains
  C) vegetables
  D) dairy foods

Q. 6

The majority of gallstones are composed primarily of ____.
 A) cholesterol
  B) bile pigment
  C) chloride salts
  D) uric acid

Q. 7

The signs and symptoms of riboflavin deficiency are known collectively as ____.
 A) pellagra
  B) antiflavonosis
  C) ariboflavinosis
  D) flavin adenine dinucleosis
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kdghpgbkdghpgb
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