Vitamins E, C, and A are commonly called free radicals
Indicate whether the statement is true or false
FALSE
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_____ must be present for fat-soluble vitamins to be absorbed
a. Protein and enzymes b. HCL and cofactors c. Lipids and bile d. Enzymes and carbohydrates
The majority of older Americans have one or more chronic diseases
Indicate whether the statement is true or false
In the lungs, oxygen and carbon dioxide are exchanged at the:
a. bronchi b. alveolar-capillary membrane c. surfactant d. glomerulus
Elevated HDL concentrations are associated with a low risk of heart disease because they ____
a. transport newly absorbed lipids from intestinal cells to the rest of the body b. carry cholesterol and triglycerides from the liver to the rest of the body c. carry lipids around in the blood more than LDL d. take excess cholesterol and phospholipids from the tissues and return them to the liver e. take excess cholesterol and phospholipids to the tissues and away from the liver