Rose State College - HES 2323

MATCHING

1)Name of thiamin deficiency disease

2. A food unusually rich in thiamin
3. Exposure to this leads to destruction of riboflavin
4. A food source that supplies a substantial amount of people's riboflavin intake
5. Deficiency of this vitamin leads to cracks and redness at corners of the mouth
6. Used for synthesis of niacin
7. Overconsumption of this food has resulted in pellagra
8. High doses are known to lower LDL cholesterol
9. Deficiency of this vitamin is induced by feeding raw egg whites
10. This vitamin is a component of acetyl CoA
11. Toxicity from this vitamin is known to cause nerve damage and inability to walk
12. Prevention of neural tube defects is related to increased intake of this substance by pregnant women

13. One of the first symptoms of folate deficiency
14. Required to maintain nerve fiber sheath
15. Required for absorption of vitamin B₁₂
16. Made in the body from methionine
17. The antiscorbutic factor
18. Vitamin C is required for the synthesis of this substance
19. Excess intake of vitamin C may aggravate this disorder
20. A concentrated source of vitamin C

COMPLETION

1. Compounds that can be converted to vitamins in the body are called                           .

2. Water-soluble vitamins are absorbed directly into                              .

3. Prolonged thiamin deficiency can result in the disease                             .

4. The niacin-deficiency disease,                                  , produces the symptoms of diarrhea, dermatitis, dementia, and eventually death

OBJ: UNUT.WHRO.16.10.2 Identify the main roles, deficiency symptoms, and food sources for each

of

5. In order to protect against                                 , all women of childbearing age who are capable of becoming pregnant should consume 0.4 milligram of folate daily.

6. Of all the vitamins,                                    appears to be most vulnerable to interactions with drugs, which can also lead to a secondary deficiency.

7. Older adults with B₁₂ deficiencies may develop                               , a condition that damages the cells of the stomach.

8. A(n)                                       is a molecule with one or more unpaired electrons, which makes it unstable and highly reactive.

9. Vitamin C helps to form the fibrous structural protein of connective tissues known as

                                     .

10. When vitamin C concentrations fall to about a fifth of optimal levels symptoms of

                                      appear.

ESSAY

1. Provide a brief definition of a vitamin.

2. What is meant by the bioavailability of a vitamin? How is it determined?

3. Discuss thiamin nutrition including functions, risk factors for deficiency, symptoms of deficiency, food sources, and stability.

4. Discuss riboflavin nutrition including functions, risk factors for deficiency, symptoms of deficiency, food sources, and stability.

5. What factors are associated with vitamin B₁₂ inadequacy other than low intake?

6. Discuss through the use of examples the importance of folate in development of the neural tube during the early weeks of pregnancy.

7. What are the associations between folate intake and development and progression of certain cancers?

8. Discuss the association between marginal vitamin B₁₂ deficiency and cognitive function.

9. Discuss the essentiality of choline, including chief functions and major food sources.

10. Explain the modes of action of  

11. In what ways have vitamin C supplements been shown to affect nasal congestion from a cold?

12. Describe the potential hazards of excessive vitamin C intake.

13. List population groups that have a physiological need for vitamin/mineral supplements.

14. What type of testing is done by the U.S. Pharmacopeia to assure the quality and safety of certain vitamin and mineral supplements?

15. Explain the major provisions of the Dietary Supplement Health and Education Act of 1994.