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NSC 101 exam 2 questions & answers rated 100% correct.
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NSC 101 exam 2 questions & answersrated 100% correct.
Carbohydrates are the first link in the food chain and are obtained almost exclusively from Select 1.
Through Select 2, plants combine carbon dioxide, water, and the sun's energy to form Select 3, from
which the human body can obtain energy. Carbohydrates are made of carbon, hydrogen, and Select 4.
ANS - 1. plants
2. photosynthesis
3. glucose
4. oxygen
What is a disaccharide comprising glucose and galactose? ANS - lactose
A general term for a complex carbohydrate or a long strand of glucose units linked together is Select 1.
Plants store glucose as Select 2, whereas humans store glucose as Select 3. The most abundant source of
glucose on earth, Select 4, cannot be digested by humans. ANS - 1. polysaccharide
2. starch
3. glycogen
4. cellulose
What does the human brain prefer to metabolize as its energy source? ANS - carbohydrates
Evidence suggests that foods rich in fiber can improve heart health. Which food item is the best choice
to lower your blood cholesterol level and reduce cardiovascular disease risk? ANS - oatmeal
Starch that you eat is first broken down in the Select 1. and then the Select 2, where absorption occurs,
and these monosaccharides can then be converted into glucose in the Select 3, before going out to the
cells of the body. ANS - 1. mouth
2. small intestine
3. liver
, Identify whether the following health effects are most characteristic of insoluble fiber, soluble fiber, or
both.
Slows transit of food through the upper digestive tract: Select 1.
Lowers blood cholesterol: Select 2.
Lowers risk of hemorrhoids: Select 3.
Alleviates constipation: Select 4.
Slows glucose absorption: Select 5. ANS - 1. soluble fiber
2. soluble fiber
3. insoluble fiber
4. both insoluble and soluble fibers
5. soluble fiber
To make sure you are choosing a whole-grain product, what should you do? ANS - Look for whole grains
listed as the first ingredient.
What facilitates blood glucose uptake by the muscle and adipose tissue and stimulates glycogen
synthesis in the liver? ANS - insulin
Which term reflects the degree to which a particular food raises blood glucose levels? ANS - glycemic
index
The predominant type of diabetes is type Select 1. diabetes, characterized by Select 2. resistance of the
body's cells. In contrast, the person with type Select 3. diabetes does not produce enough insulin
because the person's immune system attacks the cells of the Select 4. that produce it. ANS - 1. 2
2. insulin
3. 1
4. pancreas
Tina eats approximately 2,450 cal per day and her carbohydrate intake is 35 percent of her diet. How
many grams of carbohydrates does Tina eat per day? ANS - 214 g ((2450x.35)/4)
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