Ample amounts of carbohydrates are almost always found in ____. a. plant foods |
A |
What type of nutrient is starch? a. fiber |
D |
Which substance is known as blood sugar or dextrose? a. glucose |
A |
What component accounts for the usually sweet taste of fruits? a. fats |
C |
What is the sweetest-tasting simple carbohydrate in the diet? a. glucose |
C |
What is the reaction that links two monosaccharides together? a. hydrolysis |
D |
What is a byproduct of the condensation of two molecules of glucose? a. water |
A |
The chemical reaction by which starch is split into monosaccharides is called ____. a. hydrolysis |
A |
What is the composition of sucrose? |
B |
What is the composition of maltose? |
A |
What is the composition of lactose? |
D |
What is the principle carbohydrate of milk? |
A |
In which of the following tissues is glycogen typically stored? a. muscle and liver |
A |
What is the primary storage form of carbohydrate in the body? |
D |
What is the staple grain of Canada, the United States, and Europe? a. oats |
D |
What is the predominant grain product in much of South and Central America? a. rice |
B |
What are cellulose, pectin, hemicellulose, and lignin? |
A |
A "functional fiber" is one that ____. a. occurs naturally in the intact plant |
C |
Which of the following is a common source of resistant starch? a. apple |
D |
Which statement is true of resistant starch? |
C |
Which of the following fibers is water insoluble? a. gums |
C |
What is the best definition of resistant starch? a. a fiber that escapes digestion in the small intestine |
A |
Short chains of glucose units that result from starch breakdown are called ____. a. sucrose |
D |
Disaccharidase enzymes that hydrolyze the disaccharides into monosaccharides are found in the ____. a. small intestine |
A |
What is the primary means for degradation of soluble fibers in the large intestines? a. bacterial enzymes |
A |
What is the primary organ that metabolizes fructose and galactose following absorption? a. liver |
A |
What is the first organ to receive carbohydrates absorbed from the intestine? a. heart |
B |
What percentage of the world’s adult population show good tolerance to lactose ingestion? a. 15 |
B |
Which of the following is a feature of kefir? |
B |
Which statement is true of lactose? |
C |
Among the following population groups, which shows the highest prevalence of lactose intolerance? a. northern Africans |
D |
If you were to exercise continuously, about how long would glycogen stores last? a. a few minutes |
B |
Approximately what fraction of the body’s total glycogen content is found in the liver? a. 1/10 |
C |
What is the minimum daily amount of dietary carbohydrate necessary to spare body protein from excessive breakdown? a. 10-25 g |
B |
What is the primary function of insulin? a. raising blood glucose levels |
B |
Gluconeogenesis is a term that describes the synthesis of ____. a. amino acids from glucose |
D |
What is the first organ to respond to an increase in blood glucose concentration? a. brain |
D |
What is a normal range (mg/dL) for blood glucose? a. 60-70 |
B |
When blood glucose concentration falls, what pancreatic hormone is secreted to stimulate release of stored glucose? a. insulin |
B |
What is a typical response of the body to changes in blood glucose? a. Blood glucose levels that fall too low signal the release of insulin. |
B |
When you are under physical stress, what hormone is released quickly to stimulate an increase in blood glucose concentration? |
D |
In the time between meals, what organ releases glucose to help maintain normal blood glucose levels? a. liver |
A |
What glycemic index category would include yogurt and cheese? a. very low |
B |
A person eating lots of white bread, white rice, and ready-to-eat cereals would have a diet with a glycemic index that is ____. a. very low |
D |
Which statement is true of hypoglycemia? a. It is treated with insulin injections. |
D |
Which statement is true of diabetes? a. Type 1 diabetes is more common than type 2. |
D |
What term describes how quickly glucose is absorbed from a food after ingestion, how high blood glucose rises as a result, and how quickly blood glucose returns to normal? |
D |
The glycemic index of foods is ____.
a. a way of ranking foods according to their potential to increase blood glucose |
A |
What is the name of the sweetener consisting of a mixture of glucose and fructose formed by chemical hydrolysis of sucrose? |
B |
High-fructose corn syrup is manufactured by adding an enzyme to cornstarch that creates fructose from ____. |
A |
Which sweetener contains a significant amount of iron? a. molasses |
A |
Which activity is more effective in preventing the formation of dental caries than restricting intake of sugary foods? |
A |
Approximately how many kcalories are provided by one teaspoon of sugar? a. 10 |
B |
Excessive consumption of soft drinks, orange juice, and sports drinks increases risk for development of caries because they contain sugar and ____. |
A |
What is stevia? |
A |
Which artificial sweetener has a composition similar to aspartame? a. neotame |
A |
Which characteristic describes the sugar replacers (sugar alcohols)? a. They have a low glycemic index. |
A |
Which statement is true of sugar alcohols? a. They are not sweet. |
B |
What is the approximate energy content (kcal/g) of most sugar alcohols? a. 0 |
B |
In general, modifying a diet that by substituting complex carbohydrates for pure sugars results in a diet that is higher in ____. |
B |
According to most dietary guidelines, what percentage of the day’s total energy intake should be furnished by carbohydrates? |
E |
What is the RDA for carbohydrate? |
C |
About how many grams of carbohydrate are contained in one ounce of foods in the grain group? a. 5 |
C |
Which food provides the most fiber? a. 1 small orange |
C |
Which food will provide 6 to 8 grams of fiber? |
E |
Which statement is true of the carbohydrate content of dairy products? a. A cup of white milk yields about 6 g of carbohydrate. |
B |
Which statement best describes carbohydrates information on food labels? a. The "Sugars" amount includes only added sugars |
C |
Which statement is true of low-carbohydrate diets? a. They are associated with diet-induced diarrhea |
C |
Which of the following is true of carbohydrate cravings and addictions? |
B |
What nutrient has accounted for virtually all of the increase in kcal intake of people in the United States since the 1970s? |
D |
Nutrition Chapter 4 – Study Questions
Share This
Unfinished tasks keep piling up?
Let us complete them for you. Quickly and professionally.
Check Price