Quiz 2 Flashcards
(16 cards)
cholesterol is a precursor for the synthesis of
a. glycogen
b. cholecytoskinin
c. estrogen and testosterone
d. insulin and glucagon
C
If a diet does not provide adequate carbohydrates to meet immediate energy needs, the body compensates by altering its metabolism of other nutrients. Insufficient dietary carbohydrates can lead to elevated levels of ketone bodies. Ketone bodies are the byproducts of partial breakdown of
a. protein
b. alcohol
c. fat
d. carbohydrates
C
Soluble fiber slows glucose absorption
true
The Acceptable Macronutrient Distribution Range (AMDR) for fat for adults is
a. 45% to 65% of total kcal
b. >10% of total kcal
c. 10% to 35% of total kcal
d. 20% to 35% of total kcal
D
Before they can be transported through body fluids, dietary lipids must be packaged as lipoproteins called ________________ .
chylomicrons
Lipids are a unique nutrient group, differing significantly from carbohydrates and proteins. Which of the following is a correct statement about lipids?
a. phospholipids are the most abundant type of lipids found in the body and in foods
b. the human liver can make all the fat the body needs
c. lipids yeild 9kcal per gram, making them most energy dense nutrients
d. most lipids readily dissolve in water
C
Amylose chains contain more sites for enzyme action than do amylopectin chains. This means that amylose-containing starchy foods raise blood sugar more quickly than do amylopectin-containing starchy foods.
False
Which of the following is considered a risk factor for cardiovascular disease?
a. low LDL
b. high blood pressure
c. low daily dose of aspirin
d. high HDL
B
A chicken pot pie has 670 kcal and 43 grams of fat. What percent of total calories comes from fat?
a. 26% of calories from fat
b. 58% of calories form fat
c. 200% of calories form fat
d. 6% of calories from fat
B
the products of fat digestion are absorbed into the cells of the stomach
false
the enzyme ____ breaks down sucrose into glucose and fructose
sucrase
triglycerides can be broken down to yield 9kcal/gram
true
starch is a form of carbohydrate and exists as pectin and cellulose
false
whole grain products and refined grain products contain similar amounts of fibre, vitamins, minerals and healthy fats
false
Dietary patterns high in saturated fatty acids tend to ______ the level of LDL in the blood.
increase
When whole grains are refined, what part of the grain remains in the refined product?
Endosperm
