Question 1

The Cori cycle converts ______________ to pyruvic acid.

Accepted Answer

A) glucose 
B) acetyl CoA 
C) lactic acid 
D) alcohol 
A) glucose 
B) acetyl CoA 
C) lactic acid 
D) alcohol C

Question 2

How many hydrogens are released in glycolysis?

Accepted Answer

A) one 
B) two 
C) three 
D) four 
A) one 
B) two 
C) three 
D) four D

Question 3

The Krebs cycle completes the oxidation of glucose started by glycolysis.

Accepted Answer

A) True 
 B)False  True

Question 4

Which of the following is NOT a proton pump of the electron transport system?

Accepted Answer

A) NADH-coenzyme Q reductase complex 
B) FADH-cytochrome c reductase complex 
C) cytochrome c reductase complex 
D) cytochrome c oxidase complex 
A) NADH-coenzyme Q reductase complex 
B) FADH-cytochrome c reductase complex 
C) cytochrome c reductase complex 
D) cytochrome c oxidase complex

Question 5

Most of the glucose secreted by the liver during fasting is due to

Accepted Answer

A) glycogenolysis. 
B) gluconeogenesis. 
C) lipolysis. 
D) deamination. 
A) glycogenolysis. 
B) gluconeogenesis. 
C) lipolysis. 
D) deamination.

Question 6

Accumulation of lactic acid contributes to

Accepted Answer

A) decreased brain function. 
B) oxygen debt. 
C) glycogen synthesis. 
D) decreased liver gluconeogenesis. 
A) decreased brain function. 
B) oxygen debt. 
C) glycogen synthesis. 
D) decreased liver gluconeogenesis.

Question 7

What is the function of UCP1?

Accepted Answer

A) Allows more white fat to accumulate in adipose tissue. 
B) Reduces the amount of hydrogens available to make ATP. 
C) Provides more body heat from oxidation of fatty acids. 
D) Both reduces the amount of hydrogens available to make ATP and provides more body heat from oxidation of fatty acids. 
A) Allows more white fat to accumulate in adipose tissue. 
B) Reduces the amount of hydrogens available to make ATP. 
C) Provides more body heat from oxidation of fatty acids. 
D) Both reduces the amount of hydrogens available to make ATP and provides more body heat from oxidation of fatty acids.

Question 8

The electron transport chain system functions to create a proton gradient across the outer mitochondrial membrane.

Accepted Answer

A) True 
 B)False

Question 9

Acetyl coenzyme A enables the products of glycolysis to enter the Krebs cycle.

Accepted Answer

A) True 
 B)False

Question 10

The presence of elevated ATP in the cell stimulates synthesis of

Accepted Answer

A) proteins and glycogen. 
B) triglycerides and proteins. 
C) triglycerides and glycogen. 
D) proteins and cholesterol. 
A) proteins and glycogen. 
B) triglycerides and proteins. 
C) triglycerides and glycogen. 
D) proteins and cholesterol.

Question 11

Which amino acid serves as a channel through which other amino acids can form keto-acids?

Accepted Answer

A) glutamic acid 
B) glycine 
C) aspartic acid 
D) alanine 
A) glutamic acid 
B) glycine 
C) aspartic acid 
D) alanine

Question 12

Through deamination and sometimes transamination reactions,amino acids may enter the aerobic respiration metabolic pathway at the level of

Accepted Answer

A) pyruvic acid. 
B) acetyl CoA. 
C) Krebs cycle. 
D) All of these choices are correct. 
A) pyruvic acid. 
B) acetyl CoA. 
C) Krebs cycle. 
D) All of these choices are correct.

Question 13

How many ATP would be formed from an 18 carbon fatty acid?

Accepted Answer

A) 32 
B) 60 
C) 90 
D) 122 
A) 32 
B) 60 
C) 90 
D) 122

Question 14

______________ normally only produce ATP by aerobic respiration.

Accepted Answer

A) Red blood cells 
B) Cardiac muscle cells 
C) Skeletal muscle cells 
D) Skin cells 
A) Red blood cells 
B) Cardiac muscle cells 
C) Skeletal muscle cells 
D) Skin cells

Question 15

Nonessential amino acids include

Accepted Answer

A) arginine. 
B) lysine. 
C) methionine. 
D) tryptophan. 
A) arginine. 
B) lysine. 
C) methionine. 
D) tryptophan.

Question 16

Aerobic respiration

Accepted Answer

A) uses glucose. 
B) generates water. 
C) Both uses glucose and generates water. 
D) generates oxygen. 
A) uses glucose. 
B) generates water. 
C) Both uses glucose and generates water. 
D) generates oxygen.

Question 17

What is the purpose of white fat?

Accepted Answer

A) thermogenesis 
B) provide blood-borne energy carriers 
C) provide an ATP source for newborns. 
D) All of the choices are correct. 
A) thermogenesis 
B) provide blood-borne energy carriers 
C) provide an ATP source for newborns. 
D) All of the choices are correct.

Question 18

The majority of energy within the body is stored as triglycerides.

Accepted Answer

A) True 
 B)False

Question 19

Keto-acids are produced from amino acids through

Accepted Answer

A) transamination. 
B) oxidative deamination. 
C) beta-oxidation. 
D) phosphorylation. 
A) transamination. 
B) oxidative deamination. 
C) beta-oxidation. 
D) phosphorylation.

Question 20

The hydrolysis of triglycerides to fatty acids and glycerol is called

Accepted Answer

A) lipogenesis. 
B) lipolysis. 
C) beta-oxidation. 
D) deamination. 
A) lipogenesis. 
B) lipolysis. 
C) beta-oxidation. 
D) deamination.

The Cori cycle converts ______________ to pyruvic acid.

How many hydrogens are released in glycolysis?

The Krebs cycle completes the oxidation of glucose started by glycolysis.

Which of the following is NOT a proton pump of the electron transport system?

Most of the glucose secreted by the liver during fasting is due to

Accumulation of lactic acid contributes to

What is the function of UCP1?

The electron transport chain system functions to create a proton gradient across the outer mitochondrial membrane.

Acetyl coenzyme A enables the products of glycolysis to enter the Krebs cycle.

The presence of elevated ATP in the cell stimulates synthesis of

Which amino acid serves as a channel through which other amino acids can form keto-acids?

Through deamination and sometimes transamination reactions,amino acids may enter the aerobic respiration metabolic pathway at the level of

How many ATP would be formed from an 18 carbon fatty acid?

______________ normally only produce ATP by aerobic respiration.

Nonessential amino acids include

Aerobic respiration

What is the purpose of white fat?

The majority of energy within the body is stored as triglycerides.

Keto-acids are produced from amino acids through

The hydrolysis of triglycerides to fatty acids and glycerol is called

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output, Blood Flow, and Blood Pressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation of Metabolism

Reproduction

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Exam 5: Cell Respiration and Metabolism

The Cori cycle converts ______________ to pyruvic acid.

How many hydrogens are released in glycolysis?

The Krebs cycle completes the oxidation of glucose started by glycolysis.

Which of the following is NOT a proton pump of the electron transport system?

Most of the glucose secreted by the liver during fasting is due to

Accumulation of lactic acid contributes to

What is the function of UCP1?

The electron transport chain system functions to create a proton gradient across the outer mitochondrial membrane.

Acetyl coenzyme A enables the products of glycolysis to enter the Krebs cycle.

The presence of elevated ATP in the cell stimulates synthesis of

Which amino acid serves as a channel through which other amino acids can form keto-acids?

Through deamination and sometimes transamination reactions,amino acids may enter the aerobic respiration metabolic pathway at the level of

How many ATP would be formed from an 18 carbon fatty acid?

______________ normally only produce ATP by aerobic respiration.

Nonessential amino acids include

Aerobic respiration

What is the purpose of white fat?

The majority of energy within the body is stored as triglycerides.

Keto-acids are produced from amino acids through

The hydrolysis of triglycerides to fatty acids and glycerol is called

The Study of Body Function

Chemical Composition of the Body

Cell Structure and Genetic Control

Enzymes and Energy

Interactions Between Cells and the Extracellular Environment

The Nervous System: Neurons and Synapses

The Central Nervous System

The Autonomic Nervous System

Sensory Physiology

Endocrine Glands: Secretion and Action of Hormones

Muscle: Mechanisms of Contraction and Neural Control

Blood,Heart and Circulation

Cardiac Output, Blood Flow, and Blood Pressure

The Immune System

Respiratory Physiology

Physiology of the Kidneys

The Digestive System

Regulation of Metabolism

Reproduction

Filters