Question 1

Which of the following is an irreversible reaction?

Accepted Answer

A) pyruvate ? acetyl-CoA 
B) glucose ? 2 pyruvate 
C) 2 pyruvate ? 2 lactate 
D) acetyl-CoA ? pyruvate 
A) pyruvate ? acetyl-CoA 
B) glucose ? 2 pyruvate 
C) 2 pyruvate ? 2 lactate 
D) acetyl-CoA ? pyruvate

Question 2

Why might women be more likely than men to develop alcohol-related health problems?

Accepted Answer

A) Genetic enzymatic alterations may have resulted in women having difficulty metabolizing alcohol. 
B) Women are usually shorter and lighter than men. 
C) Women, on average, consume more alcohol per pound of body weight than men. 
D) Women typically have a higher percentage of body fat than men, which results in women having increased levels of the enzymes needed to absorb alcohol. 
A) Genetic enzymatic alterations may have resulted in women having difficulty metabolizing alcohol. 
B) Women are usually shorter and lighter than men. 
C) Women, on average, consume more alcohol per pound of body weight than men. 
D) Women typically have a higher percentage of body fat than men, which results in women having increased levels of the enzymes needed to absorb alcohol.

Question 3

When NADH + H+ and FADH2 enter the electron transport chain, their electrons and hydrogen ions are _____.

Accepted Answer

A) removed 
B) consumed 
C) lost 
D) converted 
A) removed 
B) consumed 
C) lost 
D) converted

Question 4

Which of the following formulas represents the chemical structure of alcohol?

Accepted Answer

A) CnHnHn 
B) CnHnOH 
C) CnHnOn 
D) CnCnOn 
A) CnHnHn 
B) CnHnOH 
C) CnHnOn 
D) CnCnOn

Question 5

What factors influence the rate of alcohol absorption?

Accepted Answer

Alcohol requires no digestion and is rea

Question 6

The body's energy reserves include _____.

Accepted Answer

A) glucose, fatty acids, and amino acids 
B) fatty acids, glucagon, and starch 
C) amino acids, lipids, and enzymes 
D) glycogen, protein, and triglycerides 
A) glucose, fatty acids, and amino acids 
B) fatty acids, glucagon, and starch 
C) amino acids, lipids, and enzymes 
D) glycogen, protein, and triglycerides

Question 7

Which of the following metabolic pathways is catabolic?

Accepted Answer

A) Glucogenesis 
B) Lipogenesis 
C) Glycogenolysis 
D) Gluconeogenesis 
A) Glucogenesis 
B) Lipogenesis 
C) Glycogenolysis 
D) Gluconeogenesis

Question 8

Which metabolic process synthesizes glucose from noncarbohydrate sources?

Accepted Answer

A) Glycolysis 
B) Gluconeogenesis 
C) Glycogenolysis 
D) Glycogenesis 
A) Glycolysis 
B) Gluconeogenesis 
C) Glycogenolysis 
D) Glycogenesis

Question 9

When glucose enters the lipogenesis pathway, what percentage of its energy is used for the entire process?

Accepted Answer

A) 5%-10% 
B) 10%-15% 
C) 15%-20% 
D) 20%-25% 
A) 5%-10% 
B) 10%-15% 
C) 15%-20% 
D) 20%-25%

Question 10

Coenzymes assist enzymes by transferring _____ to form molecules.

Accepted Answer

A) water and electrons 
B) minerals and protons 
C) vitamins and protons 
D) hydrogen ions and electrons 
A) water and electrons 
B) minerals and protons 
C) vitamins and protons 
D) hydrogen ions and electrons

Question 11

What the difference between catabolic and anabolic pathways?

Accepted Answer

Catabolic pathways release ene

Question 12

Drinking alcohol has an impact on nutrient availability and can impair nutritional status.

Accepted Answer

A) True 
 B)False

Question 13

What serious cardiovascular consequence associated with heavy drinking is thought to result from the toxicity of alcohol to heart cells?

Accepted Answer

A) Cardiomyopathy 
B) Atrial fibrillation 
C) Myocardial infarction 
D) Cardiac arrhythmia 
A) Cardiomyopathy 
B) Atrial fibrillation 
C) Myocardial infarction 
D) Cardiac arrhythmia

Question 14

Which of the following would most likely be the enzyme involved in reactions metabolizing amylose?

Accepted Answer

A) Amyloxyl 
B) Amylase 
C) Amylogen 
D) Amylosin 
A) Amyloxyl 
B) Amylase 
C) Amylogen 
D) Amylosin

Question 15

The _______________ regenerates glucose by circulating lactate from muscle to the liver, where it undergoes gluconeogenesis.

Accepted Answer

The answer of The _______________ regenerates glucose by circulating lactate...

Question 16

Fatty acids are disassembled through a series of reactions called ?-oxidation.

Accepted Answer

A) True 
 B)False

Question 17

What metabolic pathway spares body proteins during periods of extremely low glucose availability?

Accepted Answer

A) Glycolysis 
B) Glycogenolysis 
C) Ketogenesis 
D) Lipogenesis 
A) Glycolysis 
B) Glycogenolysis 
C) Ketogenesis 
D) Lipogenesis

Question 18

Why would a bioterrorism agent that shut down the electron transport chain be of urgent concern for Homeland Security?

Accepted Answer

Oxidative phosphorylation accounts for a

Question 19

Substrates attach to a special surface on the enzyme that is called the  _____.

Accepted Answer

A) active site 
B) connection 
C) association site 
D) link 
A) active site 
B) connection 
C) association site 
D) link

Question 20

How many hours of energy can be provided by the average person’s total supply of liver and muscle glycogen?

Accepted Answer

A) 2-4 hours 
B) 5-7 hours 
C) 8-12 hours 
D) 13-24 hours 
A) 2-4 hours 
B) 5-7 hours 
C) 8-12 hours 
D) 13-24 hours

Which of the following is an irreversible reaction?

Why might women be more likely than men to develop alcohol-related health problems?

When NADH + H⁺ and FADH₂ enter the electron transport chain, their electrons and hydrogen ions are _____.

Which of the following formulas represents the chemical structure of alcohol?

What factors influence the rate of alcohol absorption?

The body's energy reserves include _____.

Which of the following metabolic pathways is catabolic?

Which metabolic process synthesizes glucose from noncarbohydrate sources?

When glucose enters the lipogenesis pathway, what percentage of its energy is used for the entire process?

Coenzymes assist enzymes by transferring _____ to form molecules.

What the difference between catabolic and anabolic pathways?

Drinking alcohol has an impact on nutrient availability and can impair nutritional status.

What serious cardiovascular consequence associated with heavy drinking is thought to result from the toxicity of alcohol to heart cells?

Which of the following would most likely be the enzyme involved in reactions metabolizing amylose?

The _______________ regenerates glucose by circulating lactate from muscle to the liver, where it undergoes gluconeogenesis.

Fatty acids are disassembled through a series of reactions called ?-oxidation.

What metabolic pathway spares body proteins during periods of extremely low glucose availability?

Why would a bioterrorism agent that shut down the electron transport chain be of urgent concern for Homeland Security?

Substrates attach to a special surface on the enzyme that is called the _____.

How many hours of energy can be provided by the average person’s total supply of liver and muscle glycogen?

The Science of Nutrition

Nutritional Assessmendietary Planning

Chemical, Biological, and Physiological Aspects of Nutrition

Carbohydrates

Protein

Lipids

Energy Balance and Body Weight Regulation

Physical Activity and Health

Water-Soluble Vitamins

Fat-Soluble Vitamins

The Major Minerals and Water

The Trace Minerals

Life Cycle Nutrition

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Exam 7: Energy Metabolism

Which of the following is an irreversible reaction?

Why might women be more likely than men to develop alcohol-related health problems?

When NADH + H+ and FADH2 enter the electron transport chain, their electrons and hydrogen ions are _____.

Which of the following formulas represents the chemical structure of alcohol?

What factors influence the rate of alcohol absorption?

The body's energy reserves include _____.

Which of the following metabolic pathways is catabolic?

Which metabolic process synthesizes glucose from noncarbohydrate sources?

When glucose enters the lipogenesis pathway, what percentage of its energy is used for the entire process?

Coenzymes assist enzymes by transferring _____ to form molecules.

What the difference between catabolic and anabolic pathways?

Drinking alcohol has an impact on nutrient availability and can impair nutritional status.

What serious cardiovascular consequence associated with heavy drinking is thought to result from the toxicity of alcohol to heart cells?

Which of the following would most likely be the enzyme involved in reactions metabolizing amylose?

The _______________ regenerates glucose by circulating lactate from muscle to the liver, where it undergoes gluconeogenesis.

Fatty acids are disassembled through a series of reactions called ?-oxidation.

What metabolic pathway spares body proteins during periods of extremely low glucose availability?

Why would a bioterrorism agent that shut down the electron transport chain be of urgent concern for Homeland Security?

Substrates attach to a special surface on the enzyme that is called the _____.

How many hours of energy can be provided by the average person’s total supply of liver and muscle glycogen?

The Science of Nutrition

Nutritional Assessmendietary Planning

Chemical, Biological, and Physiological Aspects of Nutrition

Carbohydrates

Protein

Lipids

Energy Balance and Body Weight Regulation

Physical Activity and Health

Water-Soluble Vitamins

Fat-Soluble Vitamins

The Major Minerals and Water

The Trace Minerals

Life Cycle Nutrition

Filters

When NADH + H⁺ and FADH₂ enter the electron transport chain, their electrons and hydrogen ions are _____.