Which of the following minerals is required for energy metabolism and for the maintenance, repair, and growth of muscles?
a. Magnesium
b. Zinc
c. Iron
d. Calcium
b
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Tonya is an overweight cigarette smoker. Which of the following risk factors would make it especially important for her to lose weight?
a. hypotension b. low LDL c. high HDL d. age over 45 years e. family history of heart disease.
What role are chondroitin and glucosamine expected to play in the treatment of osteoarthritis?
a. Reduce inflammation of synovial membranes. b. Impair pannus formation. c. Preserve articular cartilage. d. Repair bone spurs.
Which of the following statements accurately defines the U.S. intake of saturated fats?
a. Zero saturated fat diets are possible with expert help. b. More than half of the fat in most meats is saturated. c. Tropical oils are frequently used by consumers. d. Tropical oils are commonly found in commercially prepared foods. e. Vegan diets and mixed diets have about the same amount of saturated fats.
A disorder resulting from lack of the enzyme lactase is called:
a. hemochromatosis. b. lactose intolerance. c. PKU. d. celiac disease.