Chapter 24: Drug Therapy with Nutritional Supplements

Chapter 24: Drug Therapy with Nutritional Supplements

Complete Chapter Questions With Answers

Sample Questions Are Posted Below

MULTIPLE CHOICE

BASIC CONCEPTS

1. Which is a water-soluble vitamin?

ANS:  A

Water-soluble vitamins can dissolve in water. Water-soluble vitamins are carried to the body’s tissues but are not stored in the body. They are found in plant and animal foods or dietary supplements and must be taken in daily. Vitamin C and members of the vitamin B complex are water-soluble. Vitamins A, E, and K are fat-soluble vitamins.

DIF:    Cognitive Level: Remembering        REF:   p. 391, Table 24-1

2. Which is a trace mineral?

ANS:  D

Trace minerals are needed by the body in very small amounts. These include iron, manganese, copper, iodine, zinc, cobalt, fluoride, and selenium. Calcium, potassium, and sodium are macrominerals needed in much larger amounts than trace minerals.

DIF:    Cognitive Level: Remembering        REF:   p. 392

3. Which vitamin is essential in preventing blindness?

ANS:  C

Adequate intake of vitamin A prevents blindness, vitamin C prevents scurvy, vitamin K helps strengthen bones, and vitamin D prevents rickets.

DIF:    Cognitive Level: Remembering        REF:   p. 390

4. Which vitamin is eliminated the most slowly?

ANS:  A

Vitamin A is a fat soluble vitamin that is stored in the liver and fat cells. The storage sites serve as “time release capsules” delaying elimination. Vitamins B and C are water soluble and rapidly eliminated daily. Vitamin X does not exist.

DIF:    Cognitive Level: Remembering        REF:   p. 390

5. Which mineral helps maintain water balance in the body?

ANS:  B

Some minerals help to maintain the proper balance of water in the body. Sodium, chloride, and potassium take the lead in doing this. Calcium is important for healthy bones. Sulfur helps stabilize protein structures, and fluoride is important for strong bones and teeth.

DIF:    Cognitive Level: Remembering        REF:   p. 393