Question 1

During glycolysis in the cytoplasm, the cell gains how many molecules of ATP for each glucose molecule broken down to pyruvate?

Accepted Answer

A)  2 
B)  4 
C)  30 
D)  36 
E)  38 
A)  2 
B)  4 
C)  30 
D)  36 
E)  38

Question 2

________ are inorganic ions released through electrolytes, such as sodium chloride.

Accepted Answer

A)  Minerals 
B)  Enzymes 
C)  Water-soluble vitamins 
D)  Essential proteins 
E)  Fat-soluble vitamins 
A)  Minerals 
B)  Enzymes 
C)  Water-soluble vitamins 
D)  Essential proteins 
E)  Fat-soluble vitamins

Question 3

________ is a trace mineral that is a component of hemoglobin, myoglobin, and cytochromes.

Accepted Answer

A)  Magnesium 
B)  Calcium 
C)  Zinc 
D)  Copper 
E)  Iron 
A)  Magnesium 
B)  Calcium 
C)  Zinc 
D)  Copper 
E)  Iron

Question 4

Beta-oxidation

Accepted Answer

A)  occurs in the mitochondria and is a series of reactions that break down fatty acids. 
B)  breaks down proteins into two-carbon fragments that can be metabolized by the citric acid cycle. 
C)  yields large amounts of ATP, while requiring coenzyme A, NAD, and FAD. 
D)  occurs during glycolysis and generates NAD and FAD molecules. 
E)  is the final step of the citric acid cycle where hydrogen ions enter the electrons transport system. 
A)  occurs in the mitochondria and is a series of reactions that break down fatty acids. 
B)  breaks down proteins into two-carbon fragments that can be metabolized by the citric acid cycle. 
C)  yields large amounts of ATP, while requiring coenzyme A, NAD, and FAD. 
D)  occurs during glycolysis and generates NAD and FAD molecules. 
E)  is the final step of the citric acid cycle where hydrogen ions enter the electrons transport system.

Question 5

The vitamin that functions as part of coenzyme A is

Accepted Answer

A)  pantothenic acid (B5). 
B)  nicotinic acid (B3). 
C)  folic acid (B9). 
D)  cobalamin (B12). 
E)  riboflavin (B2). 
A)  pantothenic acid (B5). 
B)  nicotinic acid (B3). 
C)  folic acid (B9). 
D)  cobalamin (B12). 
E)  riboflavin (B2).

Question 6

Which of the following is never catabolized for energy, even in cells dying of starvation?

Accepted Answer

A)  DNA 
B)  proteins 
C)  rRNA 
D)  tRNA 
E)  mRNA 
A)  DNA 
B)  proteins 
C)  rRNA 
D)  tRNA 
E)  mRNA

Question 7

The direct transfer of energy through physical contact is called

Accepted Answer

A)  evaporation. 
B)  condensation. 
C)  convection. 
D)  radiation. 
E)  conduction. 
A)  evaporation. 
B)  condensation. 
C)  convection. 
D)  radiation. 
E)  conduction.

Question 8

An example of nonshivering thermogenesis occurs when epinephrine from the adrenal glands immediately increases the breakdown of glycogen in the

Accepted Answer

A)  heart and lungs. 
B)  liver and skeletal muscles. 
C)  kidneys and pancreas. 
D)  skin and accessory glands. 
E)  hypothalamus and pons. 
A)  heart and lungs. 
B)  liver and skeletal muscles. 
C)  kidneys and pancreas. 
D)  skin and accessory glands. 
E)  hypothalamus and pons.

Question 9

This mineral is a cofactor of the carbonic anhydrase enzyme system.

Accepted Answer

A)  chloride 
B)  calcium 
C)  copper 
D)  zinc 
E)  magnesium 
A)  chloride 
B)  calcium 
C)  copper 
D)  zinc 
E)  magnesium

Question 10

Mucosal deterioration is a sign of hypovitaminosis for vitamins C, B2, and

Accepted Answer

A)  B3. 
B)  A. 
C)  D. 
D)  K. 
E)  C. 
A)  B3. 
B)  A. 
C)  D. 
D)  K. 
E)  C.

Question 11

The heat-loss and heat-gain centers of the body are found in which of the following?

Accepted Answer

A)  hippocampus 
B)  medulla oblongata 
C)  hypothalamus 
D)  pons 
E)  cerebellum 
A)  hippocampus 
B)  medulla oblongata 
C)  hypothalamus 
D)  pons 
E)  cerebellum

Question 12

Which of the following comprise the best source of vitamin C?

Accepted Answer

A)  milk and meat 
B)  bread and potatoes 
C)  vegetables 
D)  citrus fruits 
E)  breads and cheeses 
A)  milk and meat 
B)  bread and potatoes 
C)  vegetables 
D)  citrus fruits 
E)  breads and cheeses

Question 13

Figure 17-1 The Citric Acid Cycle
Use Figure 17-1 to identify the element marked with a letter. (Example: COS1U1B12S1U1B0, HS1U1B12S1U1B0O)
-The ion(s) or molecule(s) labeled E is (are)

Accepted Answer

A)  CO2. 
B)  H2O. 
C)  O2. 
D)  H+. 
E)  2H. 
A)  CO2. 
B)  H2O. 
C)  O2. 
D)  H+. 
E)  2H.

Question 14

Figure 17-1 The Citric Acid Cycle
Use Figure 17-1 to identify the element marked with a letter. (Example: COS1U1B12S1U1B0, HS1U1B12S1U1B0O)
-The ion(s) or molecule(s) labeled A is (are)

Accepted Answer

A)  CO2. 
B)  H2O. 
C)  O2. 
D)  H+. 
E)  2H. 
A)  CO2. 
B)  H2O. 
C)  O2. 
D)  H+. 
E)  2H.

Question 15

Figure 17-1 The Citric Acid Cycle
Use Figure 17-1 to identify the element marked with a letter. (Example: COS1U1B12S1U1B0, HS1U1B12S1U1B0O)
-The ion(s) or molecule(s) labeled D is (are)

Accepted Answer

A)  CO2. 
B)  H2O. 
C)  O2. 
D)  H+. 
E)  2H. 
A)  CO2. 
B)  H2O. 
C)  O2. 
D)  H+. 
E)  2H.

Question 16

Synthesis of ________ occurs only in cells preparing for mitosis or meiosis.

Accepted Answer

A)  ribosomal RNA (rRN
A)  
B)  cholesterol 
C)  messenger RNA (mRN
A)  
D)  DNA 
E)  transfer RNA (tRN
A)  
A)  ribosomal RNA (rRN
A)  
B)  cholesterol 
C)  messenger RNA (mRN
A)  
D)  DNA 
E)  transfer RNA (tRN
A)

Question 17

Which of the following is a complete protein source?

Accepted Answer

A)  corn 
B)  spinach 
C)  rice 
D)  eggs 
E)  oranges 
A)  corn 
B)  spinach 
C)  rice 
D)  eggs 
E)  oranges

Question 18

The vitamin that is a constituent of coenzyme FAD is

Accepted Answer

A)  thiamine (B1). 
B)  riboflavin (B2). 
C)  niacin (nicotinic acid). 
D)  folate (B9). 
E)  cobalamin (B12). 
A)  thiamine (B1). 
B)  riboflavin (B2). 
C)  niacin (nicotinic acid). 
D)  folate (B9). 
E)  cobalamin (B12).

Question 19

Which of the following may not be used for gluconeogenesis because their breakdown produces acetyl CoA?

Accepted Answer

A)  fatty acids 
B)  complex carbohydrates 
C)  glycerol 
D)  nucleic acids 
E)  glycogen 
A)  fatty acids 
B)  complex carbohydrates 
C)  glycerol 
D)  nucleic acids 
E)  glycogen

Question 20

In the electron transport system (ETS), which of the following are pumped into the intermembrane space, providing the concentration gradient essential for the generation of ATP?

Accepted Answer

A)  oxygen molecules 
B)  water molecules 
C)  ATP molecules 
D)  hydrogen ions 
E)  cytochromes 
A)  oxygen molecules 
B)  water molecules 
C)  ATP molecules 
D)  hydrogen ions 
E)  cytochromes

During glycolysis in the cytoplasm, the cell gains how many molecules of ATP for each glucose molecule broken down to pyruvate?

________ are inorganic ions released through electrolytes, such as sodium chloride.

________ is a trace mineral that is a component of hemoglobin, myoglobin, and cytochromes.

Beta-oxidation

The vitamin that functions as part of coenzyme A is

Which of the following is never catabolized for energy, even in cells dying of starvation?

The direct transfer of energy through physical contact is called

An example of nonshivering thermogenesis occurs when epinephrine from the adrenal glands immediately increases the breakdown of glycogen in the

This mineral is a cofactor of the carbonic anhydrase enzyme system.

Mucosal deterioration is a sign of hypovitaminosis for vitamins C, B₂, and

The heat-loss and heat-gain centers of the body are found in which of the following?

Which of the following comprise the best source of vitamin C?

Figure 17-1 The Citric Acid Cycle Use Figure 17-1 to identify the element marked with a letter. (Example: CO₂, H₂O) -The ion(s) or molecule(s) labeled E is (are)

Figure 17-1 The Citric Acid Cycle Use Figure 17-1 to identify the element marked with a letter. (Example: CO₂, H₂O) -The ion(s) or molecule(s) labeled A is (are)

Figure 17-1 The Citric Acid Cycle Use Figure 17-1 to identify the element marked with a letter. (Example: CO₂, H₂O) -The ion(s) or molecule(s) labeled D is (are)

Synthesis of ________ occurs only in cells preparing for mitosis or meiosis.

Which of the following is a complete protein source?

The vitamin that is a constituent of coenzyme FAD is

Which of the following may not be used for gluconeogenesis because their breakdown produces acetyl CoA?

In the electron transport system (ETS), which of the following are pumped into the intermembrane space, providing the concentration gradient essential for the generation of ATP?

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

Cell Structure and Function

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

The Urinary System

The Reproductive System

Development and Inheritance

Filters

Exam 17: Metabolism and Energetics

During glycolysis in the cytoplasm, the cell gains how many molecules of ATP for each glucose molecule broken down to pyruvate?

________ are inorganic ions released through electrolytes, such as sodium chloride.

________ is a trace mineral that is a component of hemoglobin, myoglobin, and cytochromes.

Beta-oxidation

The vitamin that functions as part of coenzyme A is

Which of the following is never catabolized for energy, even in cells dying of starvation?

The direct transfer of energy through physical contact is called

An example of nonshivering thermogenesis occurs when epinephrine from the adrenal glands immediately increases the breakdown of glycogen in the

This mineral is a cofactor of the carbonic anhydrase enzyme system.

Mucosal deterioration is a sign of hypovitaminosis for vitamins C, B2, and

The heat-loss and heat-gain centers of the body are found in which of the following?

Which of the following comprise the best source of vitamin C?

Figure 17-1 The Citric Acid Cycle Use Figure 17-1 to identify the element marked with a letter. (Example: CO2, H2O) -The ion(s) or molecule(s) labeled E is (are)

Figure 17-1 The Citric Acid Cycle Use Figure 17-1 to identify the element marked with a letter. (Example: CO2, H2O) -The ion(s) or molecule(s) labeled A is (are)

Figure 17-1 The Citric Acid Cycle Use Figure 17-1 to identify the element marked with a letter. (Example: CO2, H2O) -The ion(s) or molecule(s) labeled D is (are)

Synthesis of ________ occurs only in cells preparing for mitosis or meiosis.

Which of the following is a complete protein source?

The vitamin that is a constituent of coenzyme FAD is

Which of the following may not be used for gluconeogenesis because their breakdown produces acetyl CoA?

In the electron transport system (ETS), which of the following are pumped into the intermembrane space, providing the concentration gradient essential for the generation of ATP?

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

Cell Structure and Function

The Tissue Level of Organization

The Integumentary System

The Skeletal System

The Muscular System

The Nervous System

The General and Special Senses

The Endocrine System

The Cardiovascular System: Blood

The Cardiovascular System: the Heart

The Cardiovascular System: Blood Vessels and Circulation

The Lymphatic System and Immunity

The Respiratory System

The Digestive System

The Urinary System

The Reproductive System

Development and Inheritance

Filters

Mucosal deterioration is a sign of hypovitaminosis for vitamins C, B₂, and

Figure 17-1 The Citric Acid Cycle Use Figure 17-1 to identify the element marked with a letter. (Example: CO₂, H₂O) -The ion(s) or molecule(s) labeled E is (are)

Figure 17-1 The Citric Acid Cycle Use Figure 17-1 to identify the element marked with a letter. (Example: CO₂, H₂O) -The ion(s) or molecule(s) labeled A is (are)

Figure 17-1 The Citric Acid Cycle Use Figure 17-1 to identify the element marked with a letter. (Example: CO₂, H₂O) -The ion(s) or molecule(s) labeled D is (are)