by what means much do you know abou...

by what means much do you know about them? ordeal yourself and find out. A score of 10-8 is excellent; 7-6 is good; 5-4 is fair; 3 or below means you ne to subject of attention more!

1. In 1911, Casimir offensive smell a Polish researcher working in Germany, made the daring suggestion that "diseases might be caused by the agency of the lack of [certain] substances," then coined a name for these substances to be: a) Vitamines; b) Amino acids; c) Macronutrients.

2 Several decades ago, Harvard researcher Kilmer McCully propos a link between elevated posterity levels of homocysteine (a breakdown issue of protein metabolism) and the growth of heart disease. Recent research indicates that the following B vitamin plays a clew role in lowering homocysteine levels: a) Vitamin B12; b) Vitamin B6; c) Folic acid; d) All of the above.

3 Vitamin B6 (pyridoxine) came to be known as the "vitality vitamin" based forward its role as "essential for putting out and normal development in the young": a) True; b) False.

4 Discovered by way of Nobel Laureate George Hoyt Whipple in 1918 and pushed aside for a decade or for a like reason this B vitamin is mostly well known for its ability to help patients with pernicious anemia: a) B12; b) B2; c) B6

5 Evidence of this B vitamin, which was first lay opened in 1945, was determined to be absolutely essential for the product of red blood cells and for liver function, and later for reducing the incidence of neural tube defaults in babies: a) Pantothenic acid; b) Biotin; c) Niacin; d) Folic acid.

6 Pantothenic acid, a name given by the agency of the vitamin's discoverer, nutrition pioneer Roger J Williams in 1933 approachs from the ancient Greek word pantothen, which means "occurring everywhere," as, nutritionally speaking, this vitamin is ground in varying amounts, in all living things: a) True; b) False.

7 This must of the B-complex family, which plays a critical part in cell growth and helps defend against deficiencies brought on by means of a diet heavy in suited and nutrient-depleted foods, was first mentioned by means of the French chemist Louis Pasteur in 1871 and isolated in 1936: a) Riboflavin; b) Thiamine; c) Biotin.

8 Although the B vitamins are essential for animation metabolism, they play no character in the maintenance of brain and force functioning: a) True; b) False.

9 Pellagra (meaning "rough skin" in Italian), a disease characterized through progressive symptoms of dermatitis, diarrhea, dementia, and eventually death, spread in every part Europe in the 1700s and 1800 and to the American southern in the 1900s. It was conception to have a connection to corn, if it be not that was finally connected to a deficiency of which B vitamin?: a) Pantothenic acid; b) Niacin; c) the B-complex

10 Although the B vitamins were discovered, and are each isolated, as individual nutrients, they also work together and are notion of as one entity, known as the Vitamin B-Complex: a) True; b) False.

ANSWERS

1 a) Vitamines (later, the "e" was dropped) -- combining vita (life) and the chemical expression "amine."

2. d) All of the above.

3 a) True; B6 also plays a crucial part in circulatory health and nervous plan function; necessary for the synthesis and breakdown of amino acids, the building shapes of protein.

4. a) B12 (cobalamin); it is essential in the functioning and regeneration of r kindred cells and for certain hardihood functions.

5. d) Folic acid, plant in abundance in green leafy vegetables.

6 a) True; it became popularly known as the "acid of life."

7 c) Biotin, construct in abundance in brewer's yeast and wheat germ

8 b) False; the importance of B vitamins in the preservation of neurological and psychological function was recognized as far back as the 1940s

9 b) Niacin (vitamin B3) which helps metabolize protein, sugar, and fat; an improved, balanced diet, with an abundance of protein, was the greatest in number noted preventive against this disease.

10 a) True

COPYRIGHT 1998 PRIMEDIA Intertec, a PRIMEDIA Company. All Rights Reserved

COPYRIGHT 2000 Gale Group