Question 1

Carnitine

Accepted Answer

A)  is a dietary essential, especially for athletes. 
B)  shuttles NADH across the mitochondrial membrane. 
C)  shuttles oxaloacetate from the mitochondria to the cytosol. 
D)  shuttles fatty acids from the cytosol into the mitochondria. 
A)  is a dietary essential, especially for athletes. 
B)  shuttles NADH across the mitochondrial membrane. 
C)  shuttles oxaloacetate from the mitochondria to the cytosol. 
D)  shuttles fatty acids from the cytosol into the mitochondria. D

Question 2

When a compound is reduced it _____ one or more electrons.

Accepted Answer

A)  loses 
B)  gains 
C)  transforms 
D)  creates 
A)  loses 
B)  gains 
C)  transforms 
D)  creates B

Question 3

All the chemical and physical processes involved in maintaining life are referred to as

Accepted Answer

A)  anabolism. 
B)  catabolism. 
C)  homeostasis. 
D)  metabolism. 
A)  anabolism. 
B)  catabolism. 
C)  homeostasis. 
D)  metabolism. D

Question 4

High amounts of ketones in the blood show that the body is using protein as a fuel source.

Accepted Answer

A) True 
 B)False

Question 5

When the carbon skeleton of an amino acid is oxidized for energy,the amino group is removed and sent to the liver to produce

Accepted Answer

A)  ammonia. 
B)  protein. 
C)  urea. 
D)  albumin. 
A)  ammonia. 
B)  protein. 
C)  urea. 
D)  albumin.

Question 6

In most cases the starting material for gluconeogenesis is

Accepted Answer

A)  oxaloacetate. 
B)  phosphoenolpyruvate. 
C)  carnitine. 
D)  All of these choices are correct. 
A)  oxaloacetate. 
B)  phosphoenolpyruvate. 
C)  carnitine. 
D)  All of these choices are correct.

Question 7

Glycolysis is the process by which

Accepted Answer

A)  fatty acids break apart to form acetyl-CoA. 
B)  glucose breaks apart to form pyruvate. 
C)  amino groups move from a donor to an acceptor. 
D)  NADH + H+ and FADH2 are converted to NAD+ and FAD, donating electrons and hydrogen ions to oxygen. 
E)  energy derived from NADH + H+ and FADH2 is used to generate ATP. 
A)  fatty acids break apart to form acetyl-CoA. 
B)  glucose breaks apart to form pyruvate. 
C)  amino groups move from a donor to an acceptor. 
D)  NADH + H+ and FADH2 are converted to NAD+ and FAD, donating electrons and hydrogen ions to oxygen. 
E)  energy derived from NADH + H+ and FADH2 is used to generate ATP.

Question 8

Glycolysis begins with _________ and ends with __________.

Accepted Answer

A)  pyruvate; water 
B)  pyruvate; glucose 
C)  glucose; pyruvate 
D)  pyruvate; acetyl-CoA 
A)  pyruvate; water 
B)  pyruvate; glucose 
C)  glucose; pyruvate 
D)  pyruvate; acetyl-CoA

Question 9

Gluconeogenesis takes place in both the cytosol and the mitochondria.

Accepted Answer

A) True 
 B)False

Question 10

During an overnight fast,the primary fuel for the brain and central nervous system is amino acids.

Accepted Answer

A) True 
 B)False

Question 11

When a compound is oxidized it ______ one or more electrons.

Accepted Answer

A)  loses 
B)  gains 
C)  transforms 
D)  creates 
A)  loses 
B)  gains 
C)  transforms 
D)  creates

Question 12

How many molecules of lactate are produced from one molecule of glucose?

Accepted Answer

A)  2 
B)  4 
C)  6 
D)  8 
A)  2 
B)  4 
C)  6 
D)  8

Question 13

Why do fats yield more energy per gram than proteins or carbohydrates?

Accepted Answer

1. Chemical Structure: Fats, also known

Question 14

Amino acids (or parts of their carbon skeletons)that can be converted to pyruvate or enter the citric acid cycle directly are called

Accepted Answer

A)  glucogenic amino acids. 
B)  ketogenic amino acids. 
C)  essential amino acids. 
D)  non-essential amino acids. 
A)  glucogenic amino acids. 
B)  ketogenic amino acids. 
C)  essential amino acids. 
D)  non-essential amino acids.

Question 15

The synthesis of fatty acids occurs in the _________ of the cell and the breakdown of fatty acids occurs in the _______ of the cell.

Accepted Answer

A)  mitochondria; cytosol 
B)  nucleus; cytosol 
C)  cytosol; mitochondria 
D)  cytosol; lysosome 
A)  mitochondria; cytosol 
B)  nucleus; cytosol 
C)  cytosol; mitochondria 
D)  cytosol; lysosome

Question 16

Where does alcohol metabolism predominantly occur in the body?

Accepted Answer

A)  intestines 
B)  liver 
C)  kidney 
D)  lungs 
A)  intestines 
B)  liver 
C)  kidney 
D)  lungs

Question 17

Describe one inborn error of metabolism,discussing the metabolic process it affects,the consequences of the disease,and its treatment.

Accepted Answer

One inborn error of metabolism is Phenyl

Question 18

Explain why individuals with undiagnosed diabetes lose weight.

Accepted Answer

Individuals with undiagnosed diabetes ma

Question 19

Under anaerobic conditions,how many net ATP are synthesized from one glucose molecule?

Accepted Answer

A)  1 ATP. 
B)  2 ATP. 
C)  4 ATP. 
D)  2 GTP. 
E)  None of these choices are correct. 
A)  1 ATP. 
B)  2 ATP. 
C)  4 ATP. 
D)  2 GTP. 
E)  None of these choices are correct.

Question 20

The body can make glucose from fatty acids.

Accepted Answer

A) True 
 B)False

Carnitine

When a compound is reduced it _____ one or more electrons.

All the chemical and physical processes involved in maintaining life are referred to as

High amounts of ketones in the blood show that the body is using protein as a fuel source.

When the carbon skeleton of an amino acid is oxidized for energy,the amino group is removed and sent to the liver to produce

In most cases the starting material for gluconeogenesis is

Glycolysis is the process by which

Glycolysis begins with _ and ends with __.

Gluconeogenesis takes place in both the cytosol and the mitochondria.

During an overnight fast,the primary fuel for the brain and central nervous system is amino acids.

When a compound is oxidized it ______ one or more electrons.

How many molecules of lactate are produced from one molecule of glucose?

Why do fats yield more energy per gram than proteins or carbohydrates?

Amino acids (or parts of their carbon skeletons)that can be converted to pyruvate or enter the citric acid cycle directly are called

The synthesis of fatty acids occurs in the ___ of the cell and the breakdown of fatty acids occurs in the _ of the cell.

Where does alcohol metabolism predominantly occur in the body?

Describe one inborn error of metabolism,discussing the metabolic process it affects,the consequences of the disease,and its treatment.

Explain why individuals with undiagnosed diabetes lose weight.

Under anaerobic conditions,how many net ATP are synthesized from one glucose molecule?

The body can make glucose from fatty acids.

The Science of Nutrition

Tools of a Healthy Diet

The Food Supply

Human Digestion and Absorption

Carbohydrates

Lipids

Protein

Alcohol

Energy Balance,weight Control, Eating Disorders

Nutrition, exercise, and Sports

Fat-Soluble Vitamins

Water-Soluble Vitamins

Water and Major Minerals

Trace Minerals

Nutritional Aspects of Pregnancy and Breastfeeding

Nutrition During the Growing Years

Nutrition Throughout Adulthood

Filters

Exam 9: Energy Metabolism

Carnitine

When a compound is reduced it _____ one or more electrons.

All the chemical and physical processes involved in maintaining life are referred to as

High amounts of ketones in the blood show that the body is using protein as a fuel source.

When the carbon skeleton of an amino acid is oxidized for energy,the amino group is removed and sent to the liver to produce

In most cases the starting material for gluconeogenesis is

Glycolysis is the process by which

Glycolysis begins with _________ and ends with __________.

Gluconeogenesis takes place in both the cytosol and the mitochondria.

During an overnight fast,the primary fuel for the brain and central nervous system is amino acids.

When a compound is oxidized it ______ one or more electrons.

How many molecules of lactate are produced from one molecule of glucose?

Why do fats yield more energy per gram than proteins or carbohydrates?

Amino acids (or parts of their carbon skeletons)that can be converted to pyruvate or enter the citric acid cycle directly are called

The synthesis of fatty acids occurs in the _________ of the cell and the breakdown of fatty acids occurs in the _______ of the cell.

Where does alcohol metabolism predominantly occur in the body?

Describe one inborn error of metabolism,discussing the metabolic process it affects,the consequences of the disease,and its treatment.

Explain why individuals with undiagnosed diabetes lose weight.

Under anaerobic conditions,how many net ATP are synthesized from one glucose molecule?

The body can make glucose from fatty acids.

The Science of Nutrition

Tools of a Healthy Diet

The Food Supply

Human Digestion and Absorption

Carbohydrates

Lipids

Protein

Alcohol

Energy Balance,weight Control, Eating Disorders

Nutrition, exercise, and Sports

Fat-Soluble Vitamins

Water-Soluble Vitamins

Water and Major Minerals

Trace Minerals

Nutritional Aspects of Pregnancy and Breastfeeding

Nutrition During the Growing Years

Nutrition Throughout Adulthood

Filters

Glycolysis begins with _ and ends with __.

The synthesis of fatty acids occurs in the ___ of the cell and the breakdown of fatty acids occurs in the _ of the cell.