Question 1

One way that alcohol metabolism affects the energy pathways is that ____.

Accepted Answer

A)  it gives priority to the metabolism of the energy-producing nutrients 
B)  it speeds up the TCA cycle 
C)  it increases synthesis of proteins 
D)  it shifts the body's acid-base balance to make it more alkaline 
E)  it promotes the making of lactate from pyruvate 
A)  it gives priority to the metabolism of the energy-producing nutrients 
B)  it speeds up the TCA cycle 
C)  it increases synthesis of proteins 
D)  it shifts the body's acid-base balance to make it more alkaline 
E)  it promotes the making of lactate from pyruvate

Question 2

Which of the following statements is NOT true of pyruvate?

Accepted Answer

A)  It plays a key role in energy metabolism. 
B)  It is involved in glycolysis. 
C)  The pathway of pyruvate to acetyl CoA is reversible. 
D)  The pathway of pyruvate to acetyl CoA is irreversible. 
E)  It is involved in the Cori cycle. 
A)  It plays a key role in energy metabolism. 
B)  It is involved in glycolysis. 
C)  The pathway of pyruvate to acetyl CoA is reversible. 
D)  The pathway of pyruvate to acetyl CoA is irreversible. 
E)  It is involved in the Cori cycle.

Question 3

Which of the following statements is true of low-carbohydrate diets?

Accepted Answer

A)  They often lead to diarrhea. 
B)  They elevate blood pressure. 
C)  They induce ketosis. 
D)  They're effective at reducing body fat. 
E)  They're a sound means of weight loss. 
A)  They often lead to diarrhea. 
B)  They elevate blood pressure. 
C)  They induce ketosis. 
D)  They're effective at reducing body fat. 
E)  They're a sound means of weight loss.

Question 4

Before entering the metabolic pathways, amino acids first face________.

Accepted Answer

A)  removal of their nitrogen-containing amino group 
B)  removal of their nitrogen 
C)  conversion to protein 
D)  condensation of their bonds 
E)  removal of their acetyl group 
A)  removal of their nitrogen-containing amino group 
B)  removal of their nitrogen 
C)  conversion to protein 
D)  condensation of their bonds 
E)  removal of their acetyl group

Question 5

For short, intense exercise, which energy-producing pathway does the body rely on most?

Accepted Answer

A)  pyruvate to acetyl CoA 
B)  lactate to pyruvate 
C)  glucose to pyruvate to lactate 
D)  pyruvate to chylomicrons 
E)  Acetyl CoA to glucose 
A)  pyruvate to acetyl CoA 
B)  lactate to pyruvate 
C)  glucose to pyruvate to lactate 
D)  pyruvate to chylomicrons 
E)  Acetyl CoA to glucose

Question 6

The process of converting lactate from muscles to glucose in the liver that can be returned to the muscles is known as the ____________________.

Accepted Answer

The answer of The process of converting lactate from muscles...

Question 7

What is the sugar that helps make up ATP?

Accepted Answer

A)  sucrose 
B)  glucose 
C)  dextrose 
D)  phosphate 
E)  ribose 
A)  sucrose 
B)  glucose 
C)  dextrose 
D)  phosphate 
E)  ribose

Question 8

Discuss the consequences of caffeinated alcoholic beverages.

Accepted Answer

Caffeinated alcoholic beverages can ampl

Question 9

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

Question 10

What is one explanation for why women have generally lower tolerance for alcohol than men?

Accepted Answer

A)  Women fast more often. 
B)  Women are less likely to eat food with their alcohol. 
C)  Women tend to have smaller stomachs. 
D)  Women produce less of the enzyme dehydrogenase. 
E)  Women have more fat tissue. 
A)  Women fast more often. 
B)  Women are less likely to eat food with their alcohol. 
C)  Women tend to have smaller stomachs. 
D)  Women produce less of the enzyme dehydrogenase. 
E)  Women have more fat tissue.

Question 11

Which of the following is NOT a 3-carbon compound?

Accepted Answer

A)  lactate 
B)  glycerol 
C)  pyruvate 
D)  acetyl CoA 
E)  none of these are correct 
A)  lactate 
B)  glycerol 
C)  pyruvate 
D)  acetyl CoA 
E)  none of these are correct

Question 12

The number of ATP molecules that can be produced from a molecule of protein, fat, or carbohydrate is generally related to the number of atoms of ____ ____ .

Accepted Answer

A)  carbon 
B)  oxygen 
C)  nitrogen 
D)  hydrogen 
E)  potassium 
A)  carbon 
B)  oxygen 
C)  nitrogen 
D)  hydrogen 
E)  potassium

Question 13

What is the major site for gluconeogenesis?

Accepted Answer

A)  liver 
B)  brain 
C)  muscle 
D)  small intestine 
E)  pancreas 
A)  liver 
B)  brain 
C)  muscle 
D)  small intestine 
E)  pancreas

Question 14

Where do the TCA cycle reactions occur?

Accepted Answer

A)  nucleus 
B)  smooth endoplasmic reticulum 
C)  inner sections of the mitochondria 
D)  rough endoplasmic reticulum 
E)  ribosomes 
A)  nucleus 
B)  smooth endoplasmic reticulum 
C)  inner sections of the mitochondria 
D)  rough endoplasmic reticulum 
E)  ribosomes

Question 15

Urea is produced as a result of ________.

Accepted Answer

A)  deamination 
B)  protein synthesis 
C)  detoxification 
D)  anabolism 
E)  the Cori cycle 
A)  deamination 
B)  protein synthesis 
C)  detoxification 
D)  anabolism 
E)  the Cori cycle

Question 16

The process in which fatty acids are taken apart two carbons at a time is known as ________.

Accepted Answer

fatty acid

Question 17

When energy-yielding nutrients are consumed in excess, which one(s) are stored in body fat?

Accepted Answer

A)  fat only 
B)  carbohydrate only 
C)  fat and carbohydrate only 
D)  fat, carbohydrate, and protein 
E)  protein and fat only 
A)  fat only 
B)  carbohydrate only 
C)  fat and carbohydrate only 
D)  fat, carbohydrate, and protein 
E)  protein and fat only

Question 18

Match between columns
                        Premises: A product of pyruvate metabolism when oxygen is limited
A series of metabolic reactions once known as the Krebs cycle
A storage form of carbohydrate
The type of alcohol in distilled spirits, wine, and beer
Example of an anabolic reaction
A small nonprotein organic substance that promotes optimal activity of an enzyme
The major energy fuel for the central nervous system
A product of glycolysis
The oxidation product of pyruvate
The principal nitrogen-containing waste product
A product of deamination
A system of enzymes for metabolizing drugs and alcohol
Example of a catabolic reaction
The part of a triglyceride that is convertible to glucose
Its glycerol part can be converted to pyruvate or glucose
A protein that accelerates a chemical reaction
An irreversible reaction
A condition of elevated blood ketones
A condition in which cells degrade their components for fuel
A nonenergy product of the electron transport chain

Accepted Answer

The Answer of Glycerol and Ammonia and Breakdown of glycogen is...

Question 19

When the body needs energy quickly, pyruvate is converted to ________.

Accepted Answer

The answer of When the body needs energy quickly, pyruvate...

Question 20

The simultaneous hydrolysis of ATP with reactions that will use energy is known as ____________________.

Accepted Answer

The answer of The simultaneous hydrolysis of ATP with reactions...

Exam 7: Energy Metabolism

One way that alcohol metabolism affects the energy pathways is that ____.

Which of the following statements is NOT true of pyruvate?

Which of the following statements is true of low-carbohydrate diets?

Before entering the metabolic pathways, amino acids first face________.

For short, intense exercise, which energy-producing pathway does the body rely on most?

The process of converting lactate from muscles to glucose in the liver that can be returned to the muscles is known as the ____________________.

What is the sugar that helps make up ATP?

Discuss the consequences of caffeinated alcoholic beverages.

A feature of catabolic reactions is that they

What is one explanation for why women have generally lower tolerance for alcohol than men?

Which of the following is NOT a 3-carbon compound?

The number of ATP molecules that can be produced from a molecule of protein, fat, or carbohydrate is generally related to the number of atoms of ____ ____ .

What is the major site for gluconeogenesis?

Where do the TCA cycle reactions occur?

Urea is produced as a result of ________.

The process in which fatty acids are taken apart two carbons at a time is known as ________.

When energy-yielding nutrients are consumed in excess, which one(s) are stored in body fat?

When the body needs energy quickly, pyruvate is converted to ________.

The simultaneous hydrolysis of ATP with reactions that will use energy is known as ____________________.

An Overview of Nutrition

Planning a Healthy Diet

Digestion, Absorption, and Transport

The Carbohydrates: Sugar, 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

Life Cycle Nutrition: Pregnancy and Lactation

Life Cycle Nutrition: Infancy, Childhood, and Adolescence

Life Cycle Nutrition: Adulthood and the Later Years

Nutrition Care and Assessment

Nutrition Intervention

Medications, Diet-Drug Interactions, and Herbal Products

Enteral Nutrition Support

Parenteral Nutrition Support

Metabolic and Respiratory Stress

Upper Gastrointestinal Disorders

Lower Gastrointestinal Disorders

Liver Disease and Gallstones

Diabetes Mellitus

Cardiovascular Diseases

Kidney Diseases

Cancer and Hiv Infection

Filters

The number of ATP molecules that can be produced from a molecule of protein, fat, or carbohydrate is generally related to the number of atoms of .