Question 1

Oxidative phosphorylation 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 2

The common pathway for the oxidation of glucose and fatty acids is ________.

Accepted Answer

A) glycolysis 
B) the Cori cycle 
C) the citric acid cycle 
D) ketosis 
A) glycolysis 
B) the Cori cycle 
C) the citric acid cycle 
D) ketosis

Question 3

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

Accepted Answer

Fats yield more energy per gram than pro

Question 4

Name two characteristics of inborn errors of metabolism.

Accepted Answer

Inborn errors of metabolism are a group

Question 5

Ketone bodies are products of incomplete oxidation of fatty acids.

Accepted Answer

A) True 
 B)False

Question 6

The conversion of pyruvate to acetyl-CoA is irreversible.

Accepted Answer

A) True 
 B)False

Question 7

Transamination 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 are transferred 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 are transferred 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

Beta-oxidation 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 9

Name 3 basic metabolic processes in the body.

Accepted Answer

Three basic metabolic processes in the b

Question 10

Glycolysis is a process involving ________.

Accepted Answer

A) synthesis of fatty acids 
B) reactions that convert glucose to glycogen 
C) reactions that convert glucose to pyruvate 
D) reactions that convert glycogen to protein 
A) synthesis of fatty acids 
B) reactions that convert glucose to glycogen 
C) reactions that convert glucose to pyruvate 
D) reactions that convert glycogen to protein

Question 11

Typical fatty acids cannot be converted to glucose because ________.

Accepted Answer

A) they lack sufficient energy 
B) they enter the citric acid cycle at acetyl-CoA and can never reform pyruvate 
C) they can only be synthesized from amino acid skeletons, not fatty acid skeletons 
D) they enter the citric acid cycle as propionyl-CoA 
A) they lack sufficient energy 
B) they enter the citric acid cycle at acetyl-CoA and can never reform pyruvate 
C) they can only be synthesized from amino acid skeletons, not fatty acid skeletons 
D) they enter the citric acid cycle as propionyl-CoA

Question 12

If oxygen is present, metabolism is considered to be ________.

Accepted Answer

A) active 
B) anaerobic 
C) aerobic 
D) inactive 
A) active 
B) anaerobic 
C) aerobic 
D) inactive

Question 13

Which of the following pathways is the major way in which alcohol is metabolized?

Accepted Answer

A) pyruvate dehydrogenase pathway 
B) ethanol dehydrogenase pathway 
C) lactate dehydrogenase pathway 
D) alcohol dehydrogenase pathway 
A) pyruvate dehydrogenase pathway 
B) ethanol dehydrogenase pathway 
C) lactate dehydrogenase pathway 
D) alcohol dehydrogenase pathway

Question 14

In the body, excess amino acids are ________.

Accepted Answer

A) burned as fuel or stored as fat 
B) stored by the body in the form that they were consumed 
C) of no concern to health status 
D) directly converted into lean muscle mass 
A) burned as fuel or stored as fat 
B) stored by the body in the form that they were consumed 
C) of no concern to health status 
D) directly converted into lean muscle mass

Question 15

In metabolism, glucose is degraded to CO2 and water.The carbon dioxide is produced in ________.

Accepted Answer

A) the red blood cells 
B) the citric acid cycle 
C) glycolysis 
D) the electron transport chain 
A) the red blood cells 
B) the citric acid cycle 
C) glycolysis 
D) the electron transport chain

Question 16

Gluconeogenesis takes place in both the cytosol and the mitochondria.

Accepted Answer

A) True 
 B)False

Question 17

Why is the mitochondrion called the powerhouse of the cell?

Accepted Answer

The mitochondrion is often referred to a

Question 18

Gluconeogenesis is the process whereby the body ________.

Accepted Answer

A) converts glucose to its storage form 
B) retrieves stored glucose from the liver 
C) lowers the glucose level of the blood 
D) produces glucose from amino acid and glycerol molecules 
A) converts glucose to its storage form 
B) retrieves stored glucose from the liver 
C) lowers the glucose level of the blood 
D) produces glucose from amino acid and glycerol molecules

Question 19

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 20

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

Accepted Answer

A) True 
 B)False

Oxidative phosphorylation is the process by which ________.

The common pathway for the oxidation of glucose and fatty acids is ________.

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

Name two characteristics of inborn errors of metabolism.

Ketone bodies are products of incomplete oxidation of fatty acids.

The conversion of pyruvate to acetyl-CoA is irreversible.

Transamination is the process by which ________.

Beta-oxidation is the process by which ________.

Name 3 basic metabolic processes in the body.

Glycolysis is a process involving ________.

Typical fatty acids cannot be converted to glucose because ________.

If oxygen is present, metabolism is considered to be ________.

Which of the following pathways is the major way in which alcohol is metabolized?

In the body, excess amino acids are ________.

In metabolism, glucose is degraded to CO₂ and water.The carbon dioxide is produced in ________.

Gluconeogenesis takes place in both the cytosol and the mitochondria.

Why is the mitochondrion called the powerhouse of the cell?

Gluconeogenesis is the process whereby the body ________.

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

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

The Science of Nutrition

Tools of a Healthy Diet

The Food Supply

Human Digestion and Absorption

Carbohydrates

Lipids

Proteins

Alcohol

Energy Balance, Weight Control, and Eating Disorders

Nutrition, Exercise, and Sports

Micronutrients: Vitamins and Minerals

Micronutrients in Energy and Amino Acid Metabolism

Fluid Balance and Blood Health

Bone Health and Body Defense Systems

Nutritional Aspects of Pregnancy and Breastfeeding

Nutrition During the Growing Years

Nutrition During the Adult Years

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Exam 9: Energy Metabolism

Oxidative phosphorylation is the process by which ________.

The common pathway for the oxidation of glucose and fatty acids is ________.

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

Name two characteristics of inborn errors of metabolism.

Ketone bodies are products of incomplete oxidation of fatty acids.

The conversion of pyruvate to acetyl-CoA is irreversible.

Transamination is the process by which ________.

Beta-oxidation is the process by which ________.

Name 3 basic metabolic processes in the body.

Glycolysis is a process involving ________.

Typical fatty acids cannot be converted to glucose because ________.

If oxygen is present, metabolism is considered to be ________.

Which of the following pathways is the major way in which alcohol is metabolized?

In the body, excess amino acids are ________.

In metabolism, glucose is degraded to CO2 and water.The carbon dioxide is produced in ________.

Gluconeogenesis takes place in both the cytosol and the mitochondria.

Why is the mitochondrion called the powerhouse of the cell?

Gluconeogenesis is the process whereby the body ________.

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

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

The Science of Nutrition

Tools of a Healthy Diet

The Food Supply

Human Digestion and Absorption

Carbohydrates

Lipids

Proteins

Alcohol

Energy Balance, Weight Control, and Eating Disorders

Nutrition, Exercise, and Sports

Micronutrients: Vitamins and Minerals

Micronutrients in Energy and Amino Acid Metabolism

Fluid Balance and Blood Health

Bone Health and Body Defense Systems

Nutritional Aspects of Pregnancy and Breastfeeding

Nutrition During the Growing Years

Nutrition During the Adult Years

Filters

In metabolism, glucose is degraded to CO₂ and water.The carbon dioxide is produced in ________.