If a normal, healthy young adult woman loses an average of 2 mg/day of iron from the body, approximately what minimum amount (mg/day) should she consume from the diet to prevent negative iron balance?
a. 2 b. 5
c. 11 d. 19
c
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A deficiency of vitamin B12 can cause ________.
Fill in the blank(s) with the appropriate word(s).
What minimum concentration of alcohol in the blood is usually fatal?
a. 0.5% b. 1% c. 5% d. 50%
Being physically active is associated with reducing heart disease and cancer risk
Indicate whether the statement is true or false
Blake doesn't have time to plan a varied diet that includes nutrient-dense items from all food groups. He thinks the vitamin supplement he takes each day will keep him healthy, because it contains all B vitamins and vitamin C. Lately, he's been having trouble coordinating his muscular movements and he seems to get infections easily. Based on this information, Blake probably has a ________ deficiency.
A. vitamin A B. biotin C. vitamin E D. thiamin