Question 1

Olive and peanut oils are both

Accepted Answer

A)   solid fats.
B)   polyunsaturated fats.
C)   monounsaturated fats.
D)   fatty acids.
E)   hydrogenated.F) A) and B)
G) A) and C)

Question 2

The energy currency of the cell is a molecule called

Accepted Answer

A)   glucose.
B)   pyruvate.
C)   fat.
D)   ADP.
E)   ATP.F) None of the above
G) B) and C)

Question 3

Which of the following statements is true?

Accepted Answer

A)   The primary role of carbohydrates is to serve as an energy source.
B)   Carbohydrates include sugars, starches, and amino acids.
C)   Maltose is a complex carbohydrate.
D)   Sucrose is the primary source of energy for most cells.
E)   Most carbohydrates come from animal products.F) A) and E)
G) A) and D)

Question 4

A series of metabolic reactions in the liver that converts lactic acid into glucose is called

Accepted Answer

A)   the electron transport system.
B)   the Cori cycle.
C)   the citric acid cycle.
D)   beta oxidation.
E)   sugar cleavage.F) A) and E)
G) A) and D)

Question 5

Complex carbohydrates include

Accepted Answer

A)   glucose and fructose.
B)   maltose and sucrose.
C)   starch, glycogen, and cellulose.
D)   cellulose and glucose.
E)   glucose and lactose.F) C) and E)
G) A) and E)

Question 6

Acetyl CoA

Accepted Answer

A)   can enter the electron transport system directly.
B)   is a by product of glycolysis.
C)   might be used in ketogenesis.
D)   is needed to start oxidative deamination.
E)   is converted to pyruvic acid.F) D) and E)
G) A) and B)

Question 7

Match the function or term with the appropriate organic molecule.
-hemoglobin

Accepted Answer

A)  carbohydrates
B)  lipids
C)  proteins
D)  nucleic acidsE) A) and B)
F) None of the above

Question 8

What is the final electron acceptor of the electron transport chain?

Accepted Answer

A)   water
B)   NADH
C)   oxygen
D)   carbon dioxideE) All of the above
F) A) and B)

Question 9

If the fatty acid portion of a fat molecule has ten double covalent bonds, the fat is said to be

Accepted Answer

A)   hydrogenated.
B)   polyunsaturated.
C)   monounsaturated.
D)   saturated.
E)   disaturated.F) None of the above
G) C) and D)

Question 10

The production of protein by cells is an example of

Accepted Answer

A)   anabolism.
B)   catabolism.
C)   glycolysis.
D)   phosphorylation.
E)   decomposition.F) A) and D)
G) D) and E)

Question 11

Vitamin E and vitamin C

Accepted Answer

A)   both release free radicals.
B)   are needed in RBC production.
C)   are both antioxidants.
D)   are formed from provitamins.
E)   are required for blood clotting.F) B) and E)
G) All of the above

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) C) and E)
G) All of the above

Question 13

Match the vitamin with its associated disease.
-vitamin C

Accepted Answer

A)  scurvy
B)  night blindness
C)  beriberi
D)  pellagra
E)  pernicious anemiaF) C) and E)
G) C) and D)

Question 14

Polyunsaturated vegetable oils can be changed from liquids to solids by

Accepted Answer

A)   adding more unsaturated fatty acids to the molecules.
B)   removing the glycerol portion of the molecules.
C)   decreasing the number of double covalent bonds in their fatty acids.
D)   removing hydrogens from the molecules.E) None of the above
F) A) and D)

Question 15

-The picture depicts heat exchange. What does "C" represent?

Accepted Answer

A)   evaporation
B)   conduction from hot sand
C)   radiation from sand
D)   radiation from sun and water
E)   convection from cool breezeF) C) and E)
G) B) and C)

Question 16

Amino acids can be used as a source of energy

Accepted Answer

A)   by converting them into nucleic acids.
B)   by subjecting them to oxidative deamination.
C)   in the process of transamination.
D)   by converting them to ethanol.
E)   and can be stored in the body.F) None of the above
G) B) and E)

Question 17

What would happen to a vitamin if its chemical structure is destroyed by catabolism?

Accepted Answer

A)   It could be recycled.
B)   It would become nonfunctional.
C)   It becomes a provitamin.
D)   It becomes a coenzyme.
E)   Nothing; this is normal.F) A) and C)
G) D) and E)

Question 18

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

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)  a primary constituent of coenzyme AF) B) and D)
G) A) and D)

Question 19

The electron transport chain

Accepted Answer

A)   results in the formation of ATP.
B)   converts acetate to ketone bodies.
C)   converts glucose to fatty acids.
D)   converts fatty acids to glucose.
E)   removes a phosphate from ATP.F) A) and C)
G) A) and B)

Question 20

Beta oxidation results in the formation of

Accepted Answer

A)   pyruvate.
B)   acetyl CoA.
C)   carbon monoxide.
D)   oxaloacetate.
E)   ketone bodies.F) A) and E)
G) B) and E)

Exam 25: Nutrition, Metabolism, and Temperature Regulation

Olive and peanut oils are both

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A series of metabolic reactions in the liver that converts lactic acid into glucose is called

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Match the function or term with the appropriate organic molecule. -hemoglobin

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The electron transport chain

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If the fatty acid portion of a fat molecule has ten double covalent bonds, the fat is said to be

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What would happen to a vitamin if its chemical structure is destroyed by catabolism?

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Acetyl CoA

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Amino acids can be used as a source of energy

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Beta oxidation results in the formation of

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-The picture depicts heat exchange. What does "C" represent?

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The energy currency of the cell is a molecule called

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Complex carbohydrates include

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Which of the following statements is true?

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Polyunsaturated vegetable oils can be changed from liquids to solids by

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Vitamin E and vitamin C

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

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The production of protein by cells is an example of

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Match the vitamin with its associated disease. -vitamin C

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What is the final electron acceptor of the electron transport chain?

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The absorptive state

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