In a crossover study, subjects are in both the treatment and the control groups
Indicate whether the statement is true or false
True
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Which statement is not true about how the body uses iron?
a. Most iron entering the body is recycled. b. Iron can be lost from bleeding and sweating, as well as through the GI tract, skin, and urine. c. Blood loss is the only way the body loses iron. d. Surplus iron is stored in the muscles. e. Iron is carried in the blood by transferrin.
A major factor contributing to the decline in iron deficiency anemia among poor preschool children in the U.S. is
A. the Special Supplemental Nutrition Program for Women, Infants, and Children (WIC) that distributes iron-fortified formulas and cereals. B. the nationwide system of food pantries and soup kitchens. C. better nutrition education of parents, so that foods children need are actually being served. D. the federal Food Stamp Program (now called SNAP).
How do the liver and gallbladder function together in the process of digestion?
A) Carbohydrate digestion begins in the liver and concludes in the gallbladder. B) The liver produces a variety of digestive enzymes, which the gallbladder stores and releases. C) The liver produces bile, and the gallbladder stores and releases it for fat emulsification. D) Both help mechanically process waste into feces.
Which of the following is NOT among the recommended methods for introducing new foods to children?
a. Offer foods one at a time b. Offer foods in small amounts c. Create a pleasant eating atmosphere d. Present new foods at the end of the meal