Question 1

A feature of catabolic reactions is that they

Accepted Answer

A) involve release of energy. 
B) occur only in mitochondria. 
C) involve consumption of energy. 
D) occur only during loss of body weight. 
A) involve release of energy. 
B) occur only in mitochondria. 
C) involve consumption of energy. 
D) occur only during loss of body weight.

Question 2

Which of the following is NOT a product from the electron transport chain pathway?

Accepted Answer

A) CO2 
B) Urea 
C) Water 
D) Energy 
A) CO2 
B) Urea 
C) Water 
D) Energy

Question 3

How does excess carbohydrate intake contribute to obesity?

Accepted Answer

A) It is efficiently converted to storage fat 
B) It spares oxidation of body fat and dietary fat 
C) It stimulates glucagon release,resulting in inhibition of fatty acid oxidation 
D) It stimulates pancreatic lipase secretion,which results in higher dietary fat absorption 
A) It is efficiently converted to storage fat 
B) It spares oxidation of body fat and dietary fat 
C) It stimulates glucagon release,resulting in inhibition of fatty acid oxidation 
D) It stimulates pancreatic lipase secretion,which results in higher dietary fat absorption

Question 4

Which of the following is used to supply some of the fuel needed by the brain only after the body has been fasting for a while?

Accepted Answer

A) Ketones 
B) Glycerol 
C) Fatty acids 
D) Amino acids 
A) Ketones 
B) Glycerol 
C) Fatty acids 
D) Amino acids

Question 5

A typical cell contains "powerhouses," which is another name for the

Accepted Answer

A) DNA. 
B) ribosomes. 
C) mitochondria. 
D) electron transport chains. 
A) DNA. 
B) ribosomes. 
C) mitochondria. 
D) electron transport chains.

Question 6

How soon would death occur from starvation if the body was unable to shift to a state of ketosis?

Accepted Answer

A) Within 3 weeks 
B) Less than 2 weeks 
C) Between 5 and 6 weeks 
D) Between 2 and 3 months 
A) Within 3 weeks 
B) Less than 2 weeks 
C) Between 5 and 6 weeks 
D) Between 2 and 3 months

Question 7

Which of the following dietary nutrients would most rapidly reverse a state of ketosis in a starving person?

Accepted Answer

A) Fat 
B) Protein 
C) Amino acids 
D) Carbohydrate 
A) Fat 
B) Protein 
C) Amino acids 
D) Carbohydrate

Question 8

Which of the following is characteristic of alcohol absorption?

Accepted Answer

A) It is slowed when the stomach is full of food 
B) It is increased when high-fat snacks are eaten 
C) It is increased when carbohydrate snacks are eaten 
D) It is lower in women than in men of the same body weight 
A) It is slowed when the stomach is full of food 
B) It is increased when high-fat snacks are eaten 
C) It is increased when carbohydrate snacks are eaten 
D) It is lower in women than in men of the same body weight

Question 9

When a person is performing intense physical exercise and begins to feel fatigue and a burning pain in the muscles,the response of the muscles is to synthesize more

Accepted Answer

A) lactate. 
B) glucose. 
C) citric acid. 
D) fatty acids. 
A) lactate. 
B) glucose. 
C) citric acid. 
D) fatty acids.

Question 10

Which of the following is a characteristic of alcohol use?

Accepted Answer

A) Ingestion of alcohol cools the body 
B) Alcohol stimulates the appetite in most people 
C) Since alcohol is legal,it is not classified as a drug 
D) Intake of alcohol along with raw seafood reliably prevents hepatitis 
A) Ingestion of alcohol cools the body 
B) Alcohol stimulates the appetite in most people 
C) Since alcohol is legal,it is not classified as a drug 
D) Intake of alcohol along with raw seafood reliably prevents hepatitis

Question 11

Which of the following is true regarding alcoholic beverages containing caffeine?

Accepted Answer

A) The FDA has banned their sales 
B) The time to intoxication is slowed by the caffeine 
C) The presence of caffeine slows down consumption 
D) The caffeine slows the development of alcohol-induced impairment 
A) The FDA has banned their sales 
B) The time to intoxication is slowed by the caffeine 
C) The presence of caffeine slows down consumption 
D) The caffeine slows the development of alcohol-induced impairment

Question 12

What is the approximate percent efficiency of conversion of food energy to ATP energy in the body?

Accepted Answer

A) 20 
B) 50 
C) 80 
D) 99 
A) 20 
B) 50 
C) 80 
D) 99

Question 13

All of the following are features of the metabolism of surplus dietary carbohydrate in human beings EXCEPT

Accepted Answer

A) excess glucose suppresses fat oxidation. 
B) excess glucose is oxidized only very slowly. 
C) excess glucose is first used to fill glycogen reserves. 
D) conversion of excess glucose to fat occurs only to a very limited extent. 
A) excess glucose suppresses fat oxidation. 
B) excess glucose is oxidized only very slowly. 
C) excess glucose is first used to fill glycogen reserves. 
D) conversion of excess glucose to fat occurs only to a very limited extent.

Question 14

Which of the following defines a coenzyme?

Accepted Answer

A) A unit consisting of an enzyme bound to reactants plus ATP 
B) An organic molecule required for the functioning of an enzyme 
C) The small,active part of an enzyme that binds to the organic reactants 
D) An inactive enzyme that becomes functional upon contact with specific cofactors 
A) A unit consisting of an enzyme bound to reactants plus ATP 
B) An organic molecule required for the functioning of an enzyme 
C) The small,active part of an enzyme that binds to the organic reactants 
D) An inactive enzyme that becomes functional upon contact with specific cofactors

Question 15

In the adult body,food energy not stored as fat or glycogen is lost as

Accepted Answer

A) heat. 
B) photons. 
C) carbon dioxide. 
D) electromagnetic radiation. 
A) heat. 
B) photons. 
C) carbon dioxide. 
D) electromagnetic radiation.

Question 16

What is the first product of fatty acid catabolism?

Accepted Answer

A) Glycerol 
B) Pyruvate 
C) Acetyl CoA 
D) Triglycerides 
A) Glycerol 
B) Pyruvate 
C) Acetyl CoA 
D) Triglycerides

Question 17

Which of the following defines a moderate level of alcohol intake per day for the average-sized woman?

Accepted Answer

A) Up to 1 drink 
B) Up to 2 drinks 
C) Up to 3 drinks 
D) Up to 5 drinks 
A) Up to 1 drink 
B) Up to 2 drinks 
C) Up to 3 drinks 
D) Up to 5 drinks

Question 18

The Wernicke-Korsakoff syndrome in people with chronic alcohol abuse stems primarily from a deficiency of

Accepted Answer

A) folate. 
B) thiamin. 
C) antidiuretic hormone. 
D) alcohol dehydrogenase. 
A) folate. 
B) thiamin. 
C) antidiuretic hormone. 
D) alcohol dehydrogenase.

Question 19

A person said to have acetone breath most likely has the condition known as

Accepted Answer

A) ketonemia. 
B) feasting syndrome. 
C) acetyl CoA toxicity. 
D) carbohydrate overload. 
A) ketonemia. 
B) feasting syndrome. 
C) acetyl CoA toxicity. 
D) carbohydrate overload.

Question 20

Which of the following leads to the production of urea?

Accepted Answer

A) Oxidation of glucose 
B) Oxidation of amino acids 
C) Incomplete oxidation of fatty acids 
D) Synthesis of protein from amino acids 
A) Oxidation of glucose 
B) Oxidation of amino acids 
C) Incomplete oxidation of fatty acids 
D) Synthesis of protein from amino acids

A feature of catabolic reactions is that they

Which of the following is NOT a product from the electron transport chain pathway?

How does excess carbohydrate intake contribute to obesity?

Which of the following is used to supply some of the fuel needed by the brain only after the body has been fasting for a while?

A typical cell contains "powerhouses," which is another name for the

How soon would death occur from starvation if the body was unable to shift to a state of ketosis?

Which of the following dietary nutrients would most rapidly reverse a state of ketosis in a starving person?

Which of the following is characteristic of alcohol absorption?

When a person is performing intense physical exercise and begins to feel fatigue and a burning pain in the muscles,the response of the muscles is to synthesize more

Which of the following is a characteristic of alcohol use?

Which of the following is true regarding alcoholic beverages containing caffeine?

What is the approximate percent efficiency of conversion of food energy to ATP energy in the body?

All of the following are features of the metabolism of surplus dietary carbohydrate in human beings EXCEPT

Which of the following defines a coenzyme?

In the adult body,food energy not stored as fat or glycogen is lost as

What is the first product of fatty acid catabolism?

Which of the following defines a moderate level of alcohol intake per day for the average-sized woman?

The Wernicke-Korsakoff syndrome in people with chronic alcohol abuse stems primarily from a deficiency of

A person said to have acetone breath most likely has the condition known as

Which of the following leads to the production of urea?

An Overview of Nutrition

Planning a Healthy Diet

Digestion, absorption, and Transport

The Carbohydrates: Sugars, starches, and Fibers

The Lipids: Triglycerides, phospholipids, and Sterols

Protein: Amino Acids

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Water-Soluble Vitamins: B Vitamins and Vitamin C

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters

Exam 7: Energy Metabolism

A feature of catabolic reactions is that they

Which of the following is NOT a product from the electron transport chain pathway?

How does excess carbohydrate intake contribute to obesity?

Which of the following is used to supply some of the fuel needed by the brain only after the body has been fasting for a while?

A typical cell contains "powerhouses," which is another name for the

How soon would death occur from starvation if the body was unable to shift to a state of ketosis?

Which of the following dietary nutrients would most rapidly reverse a state of ketosis in a starving person?

Which of the following is characteristic of alcohol absorption?

When a person is performing intense physical exercise and begins to feel fatigue and a burning pain in the muscles,the response of the muscles is to synthesize more

Which of the following is a characteristic of alcohol use?

Which of the following is true regarding alcoholic beverages containing caffeine?

What is the approximate percent efficiency of conversion of food energy to ATP energy in the body?

All of the following are features of the metabolism of surplus dietary carbohydrate in human beings EXCEPT

Which of the following defines a coenzyme?

In the adult body,food energy not stored as fat or glycogen is lost as

What is the first product of fatty acid catabolism?

Which of the following defines a moderate level of alcohol intake per day for the average-sized woman?

The Wernicke-Korsakoff syndrome in people with chronic alcohol abuse stems primarily from a deficiency of

A person said to have acetone breath most likely has the condition known as

Which of the following leads to the production of urea?

An Overview of Nutrition

Planning a Healthy Diet

Digestion, absorption, and Transport

The Carbohydrates: Sugars, starches, and Fibers

The Lipids: Triglycerides, phospholipids, and Sterols

Protein: Amino Acids

Energy Balance and Body Composition

Weight Management: Overweight, obesity, and Underweight

The Water-Soluble Vitamins: B Vitamins and Vitamin C

The Fat-Soluble Vitamins: A, d, e, and K

Water and the Major Minerals

The Trace Minerals

Fitness: Physical Activity, nutrients, and Body Adaptations

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Diet and Health

Consumer Concerns About Foods and Water

Hunger and the Global Environment

Filters