1. Circumstances that can diminish the status of iron in the blood include
A. moderate exercise.
B. blood donation.
C. use of oral contraceptives.
D. breast feeding.

2. Which is not a risk factor for osteoporosis?
A. Alcohol consumption
B. Smoking
C. Lack of exercise
D. Use of diuretics

3. Mary has been told to increase foods containing potassium in her diet. Which of the following foods
should she incorporate in her diet?
A. Cornflakes
B. Baked potatoes
C. Canned fruit
D. Pickles

4. _____ impair iron absorption.
A. Phytates
B. Iodine
C. Sodium
D. Linoleic acid

5. What enhances calcium absorption?
A. Phosphorus
B. Fiber
C. Vitamin D
D. Phytates

6. Which of the following is a member of a large bone-making and bone maintenance team?A. Vitamin E
B. Vitamin L
C. Vitamin D
D. Vitamin B12

7. Conditions associated with zinc deficiency include
A. high blood pressure.
B. anemia.
C. skin lesions.
D. tetanus.

8. Dark urine typically indicates
A. water intoxication.
B. kidney failure.
C. dehydration.
D. adequate hydration.

9. A young adult who consumes 1,000 mg of sodium per day is
A. meeting the RDA for this mineral.
B. exceeding recommendations of the American Heart Association.
C. not exceeding the recommended sodium intake for this mineral.
D. meeting the average intake of most Americans.

10. Iodine deficiencies can cause
A. molting of teeth.
B. goiter.
C. osteoporosis.
D. heart disease.

11. When selecting an entree that's high in potassium, you should choose
A. cantaloupe.
B. spinach.
C. baked halibut.
D. a baked potato.

12. Of the following, the best source of calcium is
A. peanut butter.
B. sardines.
C. yogurt.
D. Swiss cheese.

13. Folate can prevent neural tube defects if takenA. when a woman is of childbearing age.
B. throughout the life cycle.
C. after the first obstetrician visit.
D. when the pregnant woman stops smoking.

14. Dangerously low sodium in the blood is called
A. hypertension.
B. hyponatremia.
C. anemia.
D. hypotension.

15. The recommendated intake of phosphorus is lower than that for
A. nitrogen.
B. calcium.
C. lipids.
D. lactose.

16. _______ is the nutrient that's most needed by the body.
A. Calcium
B. Water
C. Riboflavin
D. Niacin

17. The bubbles in sparkling water are caused by
A. the manufacturer.
B. nitrogen.
C. carbon dioxide.
D. toxins.

18. Water accounts for about _______ percent of body weight.
A. 50-70
B. 50
C. 20-40
D. 10-20

19. Joe suffers from elevated cholesterol and decided to take a product from the health food store to
reduce it. After ingestion, he had flushed skin. The product contained too much
A. zinc.
B. niacin.
C. vitamin E.
D. vitamin C.

20. Excess supplemental zinc can cause imbalances ofEnd of exam
A. selenium and fluoride.
B. barium and cadmium.
C. manganese and molybdenum.
D. copper and iron.

21. Which of the following persons is most likely to be deficient in Vitamin K?
A. Newborn infant
B. Adolescent with an eating disorder
C. Athlete
D. Elderly person

22. Consuming five or more drinks on one occasion is known as
A. binge drinking.
B. alcoholism.
C. social drinking.
D. ritual drinking.

23. The mineral critical to the good health of the thyroid gland is
A. zinc.
B. copper.
C. iron.
D. iodine.

24. Iron's main role in the body involves its ability to carry
A. oxygen.
B. protein.
C. lipids.
D. carbon dioxide.

25. Angela is allergic to the acid in citrus fruits. What food can provide an ample amount of vitamin C in
her diet?
A. Spinach
B. Liver
C. Tomatoes
D. Strawberries