Question 1

When the bonds between the atoms of molecules are broken, chemical __________ is released.

Accepted Answer

energy

Question 2

Cytochromes contain which of the following metal atoms?

Accepted Answer

A)  Iron 
B)  Copper 
C)  Gold 
D)  Zinc 
E)  Cobalt 
A)  Iron 
B)  Copper 
C)  Gold 
D)  Zinc 
E)  Cobalt A

Question 3

Gluconeogenesis is especially important for protection of which of the following body systems?

Accepted Answer

A)  Nervous 
B)  Cardiovascular 
C)  Endocrine 
D)  Reproductive 
E)  Urinary 
A)  Nervous 
B)  Cardiovascular 
C)  Endocrine 
D)  Reproductive 
E)  Urinary A

Question 4

The transformation of most proteins occurs in the __________.

Accepted Answer

The answer of The transformation of most proteins occurs in...

Question 5

A person who consumes many complex carbohydrates has more glycogen stored in which of the following organs?

Accepted Answer

A)  Kidneys 
B)  Stomach and spleen 
C)  Brain and spinal cord 
D)  Lungs 
E)  Muscles 
A)  Kidneys 
B)  Stomach and spleen 
C)  Brain and spinal cord 
D)  Lungs 
E)  Muscles

Question 6

The pathways of aerobic respiration are located outside of cells.

Accepted Answer

A) True 
 B)False

Question 7

Glycolysis is a process of breaking down glucose to yield pyruvic acid and which of the following?

Accepted Answer

A)  Oxaloacetic acid 
B)  Phosphoric acid 
C)  Lactic acid 
D)  Hydrochloric acid 
E)  Carbonic acid 
A)  Oxaloacetic acid 
B)  Phosphoric acid 
C)  Lactic acid 
D)  Hydrochloric acid 
E)  Carbonic acid

Question 8

Which of the following occurs during glycolysis?

Accepted Answer

A)  More energy is used than is released. 
B)  Carbon dioxide is produced. 
C)  One molecule of glucose is converted into two molecules of pyruvic acid. 
D)  Six molecules of ATP are produced. 
E)  NADH+ molecules attach to the cytochrome. 
A)  More energy is used than is released. 
B)  Carbon dioxide is produced. 
C)  One molecule of glucose is converted into two molecules of pyruvic acid. 
D)  Six molecules of ATP are produced. 
E)  NADH+ molecules attach to the cytochrome.

Question 9

Glucose enters cells via facilitated diffusion, which is largely enhanced by which of the following?

Accepted Answer

A)  Insulin 
B)  Glucagon 
C)  Pyruvic acid 
D)  Acetyl CoA 
E)  Glycerol 
A)  Insulin 
B)  Glucagon 
C)  Pyruvic acid 
D)  Acetyl CoA 
E)  Glycerol

Question 10

The oxidative deamination and energy use of amino acids are promoted by which of the following?

Accepted Answer

A)  Enough essential amino acids 
B)  Enough fat calories to provide sufficient ATP formation 
C)  Excessive amounts of dietary proteins 
D)  Ammonia that combines with oxygen, forming urea 
E)  All of these are correct. 
A)  Enough essential amino acids 
B)  Enough fat calories to provide sufficient ATP formation 
C)  Excessive amounts of dietary proteins 
D)  Ammonia that combines with oxygen, forming urea 
E)  All of these are correct.

Question 11

The part of an enzyme molecule that binds a substrate is called metabolism.

Accepted Answer

A) True 
 B)False

Question 12

Most dehydrogenases and oxidases require assistance from a certain __________, which is usually derived from a B-vitamin.

Accepted Answer

The answer of Most dehydrogenases and oxidases require assistance from...

Question 13

Protein synthesis occurs on ribosomes, where enzymes control formation of peptide bonds.

Accepted Answer

A) True 
 B)False

Question 14

Pyruvic acid combines with a coenzyme to form which of the following?

Accepted Answer

A)  Oxaloacetic acid 
B)  Keto acid 
C)  Ammonia 
D)  Urea 
E)  Acetyl CoA 
A)  Oxaloacetic acid 
B)  Keto acid 
C)  Ammonia 
D)  Urea 
E)  Acetyl CoA

Question 15

Which of the following acts as an intermediary that accepts electrons from one molecule and transfers them to another molecule?

Accepted Answer

A)  Electrons 
B)  Cytochrome 
C)  Hydrogen ions 
D)  Coenzyme 
E)  Acetyl group 
A)  Electrons 
B)  Cytochrome 
C)  Hydrogen ions 
D)  Coenzyme 
E)  Acetyl group

Question 16

Anesthesia gains more heat than the body is able to lose, causing hyperthermia.

Accepted Answer

A) True 
 B)False

Question 17

An example of catabolism is the process of __________, which is actually the opposite of dehydration synthesis.

Accepted Answer

The answer of An example of catabolism is the process...

Question 18

Which of the following is not true about metabolism of lipids?

Accepted Answer

A)  Fats yield approximately 9 Kcal of energy per gram. 
B)  Fats have very high amounts of water. 
C)  Fats have approximately twice the yield of proteins. 
D)  Fats have approximately twice the yield of carbohydrates. 
E)  Digested fats are transported in lymph. 
A)  Fats yield approximately 9 Kcal of energy per gram. 
B)  Fats have very high amounts of water. 
C)  Fats have approximately twice the yield of proteins. 
D)  Fats have approximately twice the yield of carbohydrates. 
E)  Digested fats are transported in lymph.

Question 19

Fats yield approximately 4 Kcal of energy during catabolism.

Accepted Answer

A) True 
 B)False

Question 20

When glycogen is stored, the liver cells are at their most active states.

Accepted Answer

A) True 
 B)False

Exam 4: Cellular Metabolism

When the bonds between the atoms of molecules are broken, chemical __________ is released.

Cytochromes contain which of the following metal atoms?

Gluconeogenesis is especially important for protection of which of the following body systems?

The transformation of most proteins occurs in the __________.

A person who consumes many complex carbohydrates has more glycogen stored in which of the following organs?

The pathways of aerobic respiration are located outside of cells.

Glycolysis is a process of breaking down glucose to yield pyruvic acid and which of the following?

Which of the following occurs during glycolysis?

Glucose enters cells via facilitated diffusion, which is largely enhanced by which of the following?

The oxidative deamination and energy use of amino acids are promoted by which of the following?

The part of an enzyme molecule that binds a substrate is called metabolism.

Most dehydrogenases and oxidases require assistance from a certain __________, which is usually derived from a B-vitamin.

Protein synthesis occurs on ribosomes, where enzymes control formation of peptide bonds.

Pyruvic acid combines with a coenzyme to form which of the following?

Which of the following acts as an intermediary that accepts electrons from one molecule and transfers them to another molecule?

Anesthesia gains more heat than the body is able to lose, causing hyperthermia.

An example of catabolism is the process of __________, which is actually the opposite of dehydration synthesis.

Which of the following is not true about metabolism of lipids?

Fats yield approximately 4 Kcal of energy during catabolism.

When glycogen is stored, the liver cells are at their most active states.

Introduction to Human Anatomy and Physiology

Chemical Basics of Life

Cells

Tissues

Integumentary System

Bone Tissues and the Skeletal System

Articulations

Muscle Tissue

Muscular System

Neural Tissue

Central Nervous System

Peripheral Nervous System and Reflex Activity

Autonomic Nervous System

Special Senses

Endocrine System

Blood

The Heart

Vascular System

Lymphatic System and Immunity

Respiratory System

Urinary System

Fluid, Electrolyte, and Acid-Base Balance

Digestive System

Reproductive System

Pregnancy and Development

Heredity

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