Iron balance is maintained in the body mainly through _____.
a. absorption
b. excretion
c. gluconeogenesis
d. glycolysis
e. bile production
Answer: A
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Chloride helps maintain fluid balance, helps remove carbon dioxide from the blood, helps maintain pH balance, and participates in digestion as part of HCl in the
A) stomach. B) liver. C) heart. D) kidney.
Why, in part, is weight loss more successful with exercise and also after bypass surgery?
a. Ghrelin levels are relatively low b. Adiponectin levels are relatively high c. PYY release from the hypothalamus is suppressed d. Leptin release from subcutaneous fat stores is enhanced
Which of the following is an FDA-approved health claim for fiber?
a. "Diets low in fat and rich in high-fiber foods reduce the risk of heart disease.". b. "Diets high in whole-grain foods and other plant foods and low in total fat, saturated fat, and cholesterol may help reduce the risk of heart disease and certain cancers.". c. "Diets low in fat and rich in fruits and vegetables reduce the risk of most cancers.". d. "Diets low in fat and rich in whole oats and psyllium seed husk reduce the incidence of heart disease.".
Endotoxin, released by bacteria in the intestines, can cause the liver to release damaging compounds called
A) acetaldehydes. B) congeners. C) free radicals. D) cytokines.