The Role of nutrition in heart disease and cancer

The Role of Nutrition in Heart Disease and Cancer

2pp /4source /MLA

1 . Explain why the 1992 USDA food guide pyramid changed to My Pyramid in April 2005 and why the new pyramid is controversial . In your answer state whether you agree or disagree with the author of your textbook on this issue . Furnish reasons

HYPERLINK "http /www .mypyramid .gov " http /www .mypyramid .gov

HYPERLINK "http /www .kidshealth .org /kid /stay_healthy /food /pyramid .html http /www .kidshealth .org /kid /stay_healthy /food /pyramid .html

The U . S . Department of Agriculture wanted to

find a better way of telling Americans how to be healthy

2 . Which organic molecules have the highest calories ? In your answer define calorie and explain why the class of organic molecules you chose contain the most calories . Also state the percentages of the different classes of organic molecules in a normal diet

HYPERLINK "http /dictionary .reference .com /browse /calorie http /dictionary .reference .com /browse /calorie

Sugar and fat

Technically the definition for calorie is the amount of heat required that raises 1K of water up 1 Celcius degree . This energy unit is supplied by food and released during the oxidation process

PER GRAM , methane , when burned and converted to carbon dioxide and water releases the most calories (ref :wikipedia METHANE

3 . Why should unrefined flours , white rice and white bread be eaten sparingly ? There is more than one answer

HYPERLINK "http /www .womenof .com /Articles /hc_05_23_05 .asp http /www .womenof .com /Articles /hc_05_23_05 .asp

The beneficial nutrients that nature put into these different foods have been taken out of them to make unrefined flour , white rice and white bread . It can last longer on the store shelves this way . But the bran the fiber and most of the nutrients that was in these products is stripped away in the process of refining

4 . What is metabolic water and how is this related to glucose metabolism , mitochondria , food intake , physical activity

5 . What is the sum of all the reactions in the body called ? Name the three pathways for glucose and how much energy in terms of percentage is captured from one glucose molecule ? How many ATP are made from one glucose

HYPERLINK "http /www .technologyreview .com /Biotech /18142 http /www .technologyreview .com /Biotech /18142

Metabolism

6 . What is the difference between essential amino acids and non-essential amino acids ? What does the term high quality protein stand for

HYPERLINK "http /science .enotes .com /science-fact-finder /food-nutrition /what-diffe rence-between-essential-ssential http /science .enotes .com /science-fact-finder /food-nutrition /what-differ ence-between-essential-ssential

Essential amino acids are not able to be made by the body and must be taken in by your diet or the foods you eat

Non-essential amino acids can be made by the body

7 . What are physiologically functional foods and what is the controversy regarding them ? When may they be necessary

HYPERLINK "http /www .jacn .org /cgi /content /full /19 /suppl_5 /499S http /www .jacn .org /cgi /content /full /19 /suppl_5 /499S

8 . What general guidelines would you now propose to someone asking...