What is a feature of niacin nutrition?
A) Low doses may lead to kidney stones.
B) High doses may lower blood cholesterol.
C) Low doses may lead to heartburn and low blood pressure.
D) High doses may elevate red blood cell count in mildly anemic individuals.
Q. 2Which substance has been shown to reduce the risk of gallstone formation during rapid weight loss?
A) mucin proteins
B) bile salts
C) statin medications
D) estrogen
Q. 3What term identifies the characteristic tingling sensations and reddening of the skin after ingesting a pharmacologic dose of nicotinic acid?
A) niacin flush
B) NAD dermatitis
C) niacin erythema
D) bilateral symmetrical dermatitis
Q. 4Recurrence rates after pharmacologic dissolution of stones are as high as ____ percent within 5 years after treatment.
A) 10
B) 30
C) 50
D) 70
Q. 5When the diet contains an adequate amount of protein, what amino acid can be used by the body to synthesize niacin?
A) lysine
B) valine
C) tryptophan
D) phenylalanine
Q. 6Which ethnicity is at much higher risk of developing cholesterol gallstones than any other?
A) Asian American
B) Native Hawaiian/Pacific Islander
C) African American
D) Native American
Q. 7Which property is shared by niacin and riboflavin coenzymes?
A) acceptance and transfer of amino groups
B) acceptance and transfer of activated carbon dioxide
C) acceptance and transfer of hydrogen atoms
D) acceptance and transfer of carboxyl groups
Q. 8Gallstone pain is most frequently described as ____.
A) steady, severe abdominal pain
B) intermittent, burning pain
C) pain that radiates to the chest, jaw, or head
D) excruciating pain that limits activities of daily living
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