Question 1

Match the vitamin with its function in the body.
-Riboflavin

Accepted Answer

A)  Required for the synthesis of clotting factors (prothrombin) 
B)  Is a component of the coenzyme FAD
C)  Promotes calcium and phosphorus use
D)  Involved in amino acid metabolism
E)  Primary constituent of coenzyme AF) A) and B)
G) C) and D)

Question 2

Both glycogenesis and gluconeogenesis are examples of catabolic reactions.

Accepted Answer

A) True 
 B)False

Question 3

Use the following key to choose the best answer.
-Structural component of plasma membrane

Accepted Answer

A)  Carbohydrates
B)  Lipids
C)  Proteins
D)  Nucleic acidsE) A) and C)
F) None of the above

Question 4

Match the mineral with its function.
-Zinc

Accepted Answer

A)  Functions in carbon dioxide metabolism and transport, also needed for protein metabolism
B)  Component of hemoglobin
C)  A constituent of coenzymes; needed for bone formation and proper function of nerve and muscle
D)  Needed for the production of thyroxine
E)  Component of nucleic acids and ATP; used in bone formationF) All of the above
G) B) and D) A

Question 5

The result of five turns of the citric acid cycle would be

Accepted Answer

A)   5 ATP, 5 NADH, 5 FADH2, 5 carbon dioxide.
B)   5 ATP, 15 NADH, 5 FADH2, 10 carbon dioxide.
C)   10 ATP, 30 NADH, 10 FADH2, 20 carbon dioxide.
D)   10 ATP, 10 NADH, 5 FADH2, 10 carbon dioxide.
E)   15 ATP, 15 NADH, 15 FADH2, 15 carbon dioxideF) D) and E)
G) A) and B)

Question 6

Theoretically, 7 NADH molecules provide enough energy to produce 28 molecules of ATP at the electron-transport chain.

Accepted Answer

A) True 
 B)False

Question 7

Where does glycolysis take place?

Accepted Answer

A)   In the inner compartment of the mitochondrion
B)   On the surface of the mitochondrion
C)   In the cytoplasm of the cell
D)   Along the cristae of the mitochondrionE) A) and B)
F) B) and D)

Question 8

Most of the lipids in the body are stored in what form?

Accepted Answer

A)   LDL
B)   HDL
C)   Cholesterol
D)   Triglycerides
E)   Fatty acidsF) A) and B)
G) C) and D)

Question 9

Match the vitamin with its associated disease.
-Vitamin A

Accepted Answer

A)  Scurvy
B)  Night blindness
C)  Beriberi
D)  Pellagra
E)  Pernicious anemiaF) A) and B)
G) B) and D)

Question 10

Excess glucose in animals is stored as ________.

Accepted Answer

A)   starch
B)   sucrose
C)   glycogen
D)   galactose
E)   celluloseF) All of the above
G) B) and C)

Question 11

Glucose, amino acids, and fatty acids can be metabolized within the cell to liberate ________.

Accepted Answer

A)   oxygen
B)   energy
C)   carbon dioxide
D)   hydrogen
E)   nitrogenF) B) and D)
G) C) and D)

Question 12

The absorptive state

Accepted Answer

A)   occurs immediately to about 4 hours after meals.
B)   is when glycogenolysis usually occurs.
C)   has gluconeogenesis as one of its main events.
D)   occurs in the large intestine.
E)   occurs just before breakfast.F) B) and D)
G) C) and D)

Question 13

The digestion of complex carbohydrates into monosaccharides is an example of ________.

Accepted Answer

A)   anabolism
B)   synthesis
C)   absorption
D)   catabolismE) A) and B)
F) A) and C)

Question 14

Essential nutrients

Accepted Answer

A)   are important in the diet but not necessary for life.
B)   are the only nutrients required by the body.
C)   cannot be made in sufficient quantities by the body.
D)   are needed to make food taste good.
E)   are manufactured by the body.F) B) and C)
G) None of the above

Question 15

The primary source of energy for most cells is ________.

Accepted Answer

A)   sucrose
B)   fructose
C)   glucose
D)   maltose
E)   lactoseF) C) and D)
G) A) and B)

Question 16

MyPlate was established by the USDA to help remind consumers of how to build a healthful meal.

Accepted Answer

A) True 
 B)False

Question 17

Which of the following statements concerning the electron-transport chain is true?

Accepted Answer

A)   Hydrogen ions are pumped across the plasma membrane.
B)   Electrons pass from one electron carrier to another in the electron transport chain.
C)   Water serves as the final electron acceptor.
D)   Chemiosmosis forms carbon dioxide.
E)   The chemiosmosis model refers to movement of water.F) A) and E)
G) A) and B)

Question 18

Glycolysis is best defined as the breakdown of

Accepted Answer

A)   glucose to carbon dioxide and water.
B)   glucose to two molecules of pyruvate.
C)   pyruvate to carbon dioxide and water.
D)   glycogen to glucose-6-phosphate.
E)   glucose to glycogen.F) A) and C)
G) D) and E) B

Question 19

When glucose enters a cell, it is phosphorylated to form ________.

Accepted Answer

glucose-6-phosphate

Question 20

Transamination

Accepted Answer

A)   results in free fatty acids.
B)   requires glucose.
C)   can be used to synthesize essential amino acids.
D)   involves removing an amine group from an amino acid.
E)   directly produces urea.F) B) and E)
G) A) and E)

Exam 25: Nutrition, Metabolism, and Temperature Regulation

Match the vitamin with its function in the body. -Riboflavin

Correct AnswerverifiedShow Answer

Both glycogenesis and gluconeogenesis are examples of catabolic reactions.

Correct AnswerverifiedShow Answer

Use the following key to choose the best answer. -Structural component of plasma membrane

Correct AnswerverifiedShow Answer

Match the mineral with its function. -Zinc

Correct AnswerverifiedA

The result of five turns of the citric acid cycle would be

Correct AnswerverifiedShow Answer

Theoretically, 7 NADH molecules provide enough energy to produce 28 molecules of ATP at the electron-transport chain.

Correct AnswerverifiedShow Answer

Where does glycolysis take place?

Correct AnswerverifiedShow Answer

Most of the lipids in the body are stored in what form?

Correct AnswerverifiedShow Answer

Match the vitamin with its associated disease. -Vitamin A

Correct AnswerverifiedShow Answer

Excess glucose in animals is stored as ________.

Correct AnswerverifiedShow Answer

Glucose, amino acids, and fatty acids can be metabolized within the cell to liberate ________.

Correct AnswerverifiedShow Answer

The absorptive state

Correct AnswerverifiedShow Answer

The digestion of complex carbohydrates into monosaccharides is an example of ________.

Correct AnswerverifiedShow Answer

Essential nutrients

Correct AnswerverifiedShow Answer

The primary source of energy for most cells is ________.

Correct AnswerverifiedShow Answer

MyPlate was established by the USDA to help remind consumers of how to build a healthful meal.

Correct AnswerverifiedShow Answer

Which of the following statements concerning the electron-transport chain is true?

Correct AnswerverifiedShow Answer

Glycolysis is best defined as the breakdown of

Correct AnswerverifiedB

When glucose enters a cell, it is phosphorylated to form ________.

Correct Answerverifiedglucose-6-phosphate

Transamination

Correct AnswerverifiedShow Answer

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A

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B

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glucose-6-phosphate

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