Question 1

The absorptive state occurs

Accepted Answer

A)   about 12 hours after a meal, when you are sleeping.
B)   from when you are eating until about 4 hours after the meal.C) A) and B)
D) undefined

Question 2

Incomplete proteins contain all essential amino acids, but none of the others.

Accepted Answer

A) True 
 B)False

Question 3

The body is able to produce and recycle vitamin A (retinol) as needed.

Accepted Answer

A) True 
 B)False

Question 4

How do low-density lipoproteins (LDLs)  move into cells?

Accepted Answer

A)   LDLs diffuse through channels in the membrane.
B)   LDLs are engulfed through receptor-mediated endocytosis.
C)   LDLs diffuse through the phospholipid bilayer.
D)   LDLs are transported through a pump that is also an ATPase.E) A) and B)
F) A) and D)

Question 5

For a protein to be complete, it must contain twenty-six different types of amino acids.

Accepted Answer

A) True 
 B)False

Question 6

In response to the increased availability of nutrients during the absorptive state, liver and muscle

Accepted Answer

A)   increase glycogenesis.
B)   increase gluconeogenesis.
C)   decrease amino acid uptake.
D)   All of the choices are correct.E) A) and C)
F) All of the above

Question 7

Because lipids are nonpolar, they must be wrapped by other molecules to be transported through the blood. This combined molecule is known as a ________.

Accepted Answer

The answer of Because lipids are nonpolar, they must be...

Question 8

Vitamins A, D, E, and K are

Accepted Answer

A)   fat-soluble.
B)   water-soluble.C) A) and B)
D) undefined

Question 9

Calcium, chloride, and potassium are all examples of ________ minerals.

Accepted Answer

A)   major
B)   trace
C)   fat-soluble
D)   nonessentialE) B) and C)
F) A) and D)

Question 10

Metabolic rate can be measured with a respirometer that measures

Accepted Answer

A)   water content of the breath in order to directly measure the products of cellular respiration.
B)   water content of the breath in order to indirectly measure the products of cellular respiration.
C)   temperature of the expired air in order to measure the rate of the sum of all reactions within the body.
D)   oxygen consumption in order to indirectly measure heat production and energy expenditure.
E)   temperatures of carbon dioxide and oxygen to determine how much the body warmed the respiratory gas.F) A) and B)
G) D) and E)

Question 11

Which type of vitamins will be absorbed from the intestine into lacteals (lymphatic capillaries) ?

Accepted Answer

A)   Fat-soluble
B)   Water-solubleC) A) and B)
D) undefined

Question 12

The liver absorbs bilirubin and eliminates it as part of bile.

Accepted Answer

A) True 
 B)False

Question 13

Tea can serve as a source of manganese.

Accepted Answer

A) True 
 B)False

Question 14

What effect does glucagon have on protein metabolism?

Accepted Answer

A)   It directly stimulates catabolism of proteins.
B)   It stimulates the buildup of proteins from amino acids.
C)   It increases absorption of amino acids in the intestine.
D)   It has no effect on body proteins.E) All of the above
F) A) and C)

Question 15

Citrus fruit is a good source of fat-soluble vitamins.

Accepted Answer

A) True 
 B)False

Question 16

According to the MyPlate system, bread, cereals, rice, and pasta should make up a little more than half of an individual's diet.

Accepted Answer

A) True 
 B)False

Question 17

A deficiency in vitamin ________ may result in night blindness as well as dry, flaky skin.

Accepted Answer

A)   A
B)   B12
C)   C
D)   D
E)   EF) A) and B)
G) A) and E)

Question 18

To maintain homeostasis, the hormone that is secreted during the postabsorptive state causes

Accepted Answer

A)   a decrease in the level of fatty acids in the blood.
B)   an increase in protein synthesis in tissue cells.
C)   formation of triglycerides from fatty acids.
D)   an increase in the level of blood sugar.E) None of the above
F) All of the above

Question 19

Since beans contain the essential amino acid methionine, beans are considered complete protein sources.

Accepted Answer

A) True 
 B)False

Question 20

Inorganic ions such as sodium and potassium are

Accepted Answer

A)   vitamins.
B)   essential amino acids.
C)   minerals.
D)   trace carbohydrates.E) B) and C)
F) A) and B)

Exam 27: Nutrition and Metabolism

Tea can serve as a source of manganese.

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Since beans contain the essential amino acid methionine, beans are considered complete protein sources.

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What effect does glucagon have on protein metabolism?

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Incomplete proteins contain all essential amino acids, but none of the others.

Correct AnswerverifiedShow Answer

The liver absorbs bilirubin and eliminates it as part of bile.

Correct AnswerverifiedShow Answer

Because lipids are nonpolar, they must be wrapped by other molecules to be transported through the blood. This combined molecule is known as a ________.

Correct AnswerverifiedShow Answer

The absorptive state occurs

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A deficiency in vitamin ________ may result in night blindness as well as dry, flaky skin.

Correct AnswerverifiedShow Answer

The body is able to produce and recycle vitamin A (retinol) as needed.

Correct AnswerverifiedShow Answer

Inorganic ions such as sodium and potassium are

Correct AnswerverifiedShow Answer

Metabolic rate can be measured with a respirometer that measures

Correct AnswerverifiedShow Answer

To maintain homeostasis, the hormone that is secreted during the postabsorptive state causes

Correct AnswerverifiedShow Answer

In response to the increased availability of nutrients during the absorptive state, liver and muscle

Correct AnswerverifiedShow Answer

Citrus fruit is a good source of fat-soluble vitamins.

Correct AnswerverifiedShow Answer

For a protein to be complete, it must contain twenty-six different types of amino acids.

Correct AnswerverifiedShow Answer

According to the MyPlate system, bread, cereals, rice, and pasta should make up a little more than half of an individual's diet.

Correct AnswerverifiedShow Answer

How do low-density lipoproteins (LDLs) move into cells?

Correct AnswerverifiedShow Answer

Vitamins A, D, E, and K are

Correct AnswerverifiedShow Answer

Calcium, chloride, and potassium are all examples of ________ minerals.

Correct AnswerverifiedShow Answer

Which type of vitamins will be absorbed from the intestine into lacteals (lymphatic capillaries) ?

Correct AnswerverifiedShow Answer

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