Describe the body's mechanism for regulating water excretion.
Q. 2Which supplement preparations should be avoided?
a. those containing taurine
b. those claiming to be low-potency
c. those claiming to be organic or natural preparations with added substances
d. those claiming to be tried and true and tested by generations of moms
e. those containing a balance of vitamins and minerals
Q. 3When selecting a vitamin-mineral supplement, choose one in which the nutrient levels are _____.
a. at or very close to the RDA
b. all the same
c. at least 200 percent of the RDA
d. at least 300 percent of the RDA
e. at least 500 percent of the RDA
Q. 4Supplement users are more likely to have excessive intake of _____.
a. the B vitamins
b. iron, zinc, vitamin A, and folate
c. vitamins A, D, E, and K
d. calcium, iron, vitamin C, and thiamin
e. selenium, chromium, and magnesium
Q. 5In which circumstance should nutrient supplements in amounts consistent with the RDA be taken?
a. when energy intake is high
b. when more than one gallon of water is consumed per day
c. when an illness improves your appetite
d. when a vegan diet is followed
e. when food is obtained primarily at grocery-stores
Q. 6The best way to ensure an adequate intake of trace minerals is to _____.
a. eat foods containing the major minerals
b. make sure your diet is sufficient in vitamins
c. consume a variety of foods
d. practice dietary adequacy
e. take supplements
Q. 7A diabetes-like condition may develop when _____ is lacking in the diet.
a. iron
b. zinc
c. chromium
d. molybdenum
e. copper
Q. 8Fluoride seems to be helpful in preventing _____.
a. cancer
b. diabetes
c. dental decay
d. heart disease
e. goiter