Question 1

Glucocorticoids have which of the following effects on general peripheral tissues?

Accepted Answer

A)  They increase glycogenolysis. 
B)  They decrease the use of glucose. 
C)  They increase gluconeogenesis. 
D)  A and B only 
E)  A, B, and C 
A)  They increase glycogenolysis. 
B)  They decrease the use of glucose. 
C)  They increase gluconeogenesis. 
D)  A and B only 
E)  A, B, and C E

Question 2

_________ is the direct transfer of heat energy from one object to another

Accepted Answer

Conduction

Question 3

The function of the TCA cycle is to

Accepted Answer

A)  produce carbon dioxide. 
B)  transfer the acetyl group. 
C)  hydrolyze glucose. 
D)  produce water. 
E)  remove hydrogen atoms from organic molecules and transfer them to coenzymes. 
A)  produce carbon dioxide. 
B)  transfer the acetyl group. 
C)  hydrolyze glucose. 
D)  produce water. 
E)  remove hydrogen atoms from organic molecules and transfer them to coenzymes. E

Question 4

An) _________contains all of the ingredients necessary to maintain homeostasis.

Accepted Answer

The answer of An) _________contains all of the ingredients necessary...

Question 5

In the ETS,_________ accepts electrons from one molecule and transfers them to another.

Accepted Answer

A)  a hydrogen ion 
B)  a coenzyme 
C)  the acetyl group 
D)  a cytochrome 
E)  B or D 
A)  a hydrogen ion 
B)  a coenzyme 
C)  the acetyl group 
D)  a cytochrome 
E)  B or D

Question 6

The vitamin whose deficiency causes beriberi is

Accepted Answer

A)  cobalamin. 
B)  riboflavin. 
C)  thiamine. 
D)  folic acid folate). 
E)  niacin. 
A)  cobalamin. 
B)  riboflavin. 
C)  thiamine. 
D)  folic acid folate). 
E)  niacin.

Question 7

The lipoproteins that carry absorbed lipids from the intestinal tract to the bloodstream are the

Accepted Answer

A)  LDLs. 
B)  VLDLs. 
C)  HDLs. 
D)  chylomicrons. 
E)  none of the above 
A)  LDLs. 
B)  VLDLs. 
C)  HDLs. 
D)  chylomicrons. 
E)  none of the above

Question 8

The loss of infrared energy from the body is called

Accepted Answer

A)  radiation. 
B)  conduction. 
C)  thermal regulation. 
D)  evaporation. 
E)  convection. 
A)  radiation. 
B)  conduction. 
C)  thermal regulation. 
D)  evaporation. 
E)  convection.

Question 9

Fatty acids and many amino acids cannot be used for________ , because their catabolic pathways produce acetyl- CoA.

Accepted Answer

The answer of Fatty acids and many amino acids cannot...

Question 10

All of the following are true of beta- oxidation, except that

Accepted Answer

A)  lipids are converted into glycogen molecules. 
B)  fatty acids break down into two- carbon fragments that enter the TCA cycle. 
C)  it requires coenzyme A, NAD, and FAD. 
D)  it yields large amounts of ATP. 
E)  it occurs in the mitochondria. 
A)  lipids are converted into glycogen molecules. 
B)  fatty acids break down into two- carbon fragments that enter the TCA cycle. 
C)  it requires coenzyme A, NAD, and FAD. 
D)  it yields large amounts of ATP. 
E)  it occurs in the mitochondria.

Question 11

In the electron transport chain

Accepted Answer

A)  oxidative phosphorylation leads to ATP formation. 
B)  reduced molecules transfer energy to ATP formation. 
C)  NADH and FADH2 donate hydrogen atoms. 
D)  all of the above 
E)  A and C only 
A)  oxidative phosphorylation leads to ATP formation. 
B)  reduced molecules transfer energy to ATP formation. 
C)  NADH and FADH2 donate hydrogen atoms. 
D)  all of the above 
E)  A and C only

Question 12

Sometimes called "good cholesterol,"______ carry excess cholesterol from peripheral tissues to the liver.

Accepted Answer

A)  very- high- density lipoproteins VHDLs) 
B)  intermediate- density lipoproteins IDLs) 
C)  high- density lipoproteins HDLs) 
D)  very- low- density lipoproteins VLDLs) 
E)  low- density lipoproteins LDLs) 
A)  very- high- density lipoproteins VHDLs) 
B)  intermediate- density lipoproteins IDLs) 
C)  high- density lipoproteins HDLs) 
D)  very- low- density lipoproteins VLDLs) 
E)  low- density lipoproteins LDLs)

Question 13

The carbon dioxide of respiration is formed during

Accepted Answer

A)  the TCA cycle. 
B)  glycolysis. 
C)  electron transport. 
D)  the formation of pyruvic acid. 
E)  the formation of water. 
A)  the TCA cycle. 
B)  glycolysis. 
C)  electron transport. 
D)  the formation of pyruvic acid. 
E)  the formation of water.

Question 14

Liver is to_____ as adipose tissue is to______ .

Accepted Answer

A)  focal point of metabolic regulation and control; storage of lipids 
B)  storage of vitamin C; source of leptin 
C)  cholesterol; triglycerides 
D)  both A and B 
E)  both A and C 
A)  focal point of metabolic regulation and control; storage of lipids 
B)  storage of vitamin C; source of leptin 
C)  cholesterol; triglycerides 
D)  both A and B 
E)  both A and C

Question 15

Which of the following complements the actions of glucocorticoids?

Accepted Answer

A)  glucagon 
B)  insulin 
C)  growth hormone 
D)  androgens 
E)  epinephrine 
A)  glucagon 
B)  insulin 
C)  growth hormone 
D)  androgens 
E)  epinephrine

Question 16

The major cation in extracellular fluid is

Accepted Answer

A)  magnesium. 
B)  iron. 
C)  calcium. 
D)  potassium. 
E)  sodium. 
A)  magnesium. 
B)  iron. 
C)  calcium. 
D)  potassium. 
E)  sodium.

Question 17

On a tour of African countries, Don contracts a bad case of traveler's diarrhea. Because he can't eat very much, his body starts to use energy sources other than carbohydrates. This would result in

Accepted Answer

A)  ketosis and a decreased blood pH. 
B)  increased gluconeogenesis in the liver. 
C)  increased levels of urea in the blood. 
D)  all of the above 
E)  B and C only 
A)  ketosis and a decreased blood pH. 
B)  increased gluconeogenesis in the liver. 
C)  increased levels of urea in the blood. 
D)  all of the above 
E)  B and C only

Question 18

__________is the loss of heat energy by vaporizing water

Accepted Answer

The answer of __________is the loss of heat energy by...

Question 19

During the absorptive state,

Accepted Answer

A)  the liver forms glycogen. 
B)  skeletal muscle breaks down glycogen. 
C)  adipocytes release fatty acids to the circulation. 
D)  insulin levels are elevated. 
E)  both A and D 
A)  the liver forms glycogen. 
B)  skeletal muscle breaks down glycogen. 
C)  adipocytes release fatty acids to the circulation. 
D)  insulin levels are elevated. 
E)  both A and D

Question 20

Removal of the amino group from amino acids in the first step of their catabolism requires a coenzyme derived from vitamin _ .

Accepted Answer

A)  C 
B)  B9 
C)  B12 
D)  A 
E)  B6 
A)  C 
B)  B9 
C)  B12 
D)  A 
E)  B6

Exam 23: Metabolism and Energetics

Glucocorticoids have which of the following effects on general peripheral tissues?

_________ is the direct transfer of heat energy from one object to another

The function of the TCA cycle is to

An) _________contains all of the ingredients necessary to maintain homeostasis.

In the ETS,_________ accepts electrons from one molecule and transfers them to another.

The vitamin whose deficiency causes beriberi is

The lipoproteins that carry absorbed lipids from the intestinal tract to the bloodstream are the

The loss of infrared energy from the body is called

Fatty acids and many amino acids cannot be used for________ , because their catabolic pathways produce acetyl- CoA.

All of the following are true of beta- oxidation, except that

In the electron transport chain

Sometimes called "good cholesterol,"______ carry excess cholesterol from peripheral tissues to the liver.

The carbon dioxide of respiration is formed during

Liver is to_____ as adipose tissue is to______ .

Which of the following complements the actions of glucocorticoids?

The major cation in extracellular fluid is

On a tour of African countries, Don contracts a bad case of traveler's diarrhea. Because he can't eat very much, his body starts to use energy sources other than carbohydrates. This would result in

__________is the loss of heat energy by vaporizing water

During the absorptive state,

Removal of the amino group from amino acids in the first step of their catabolism requires a coenzyme derived from vitamin _ .

An Introduction to Anatomy and Physiology

The Chemical Level of Organization

The Cellular Level of Organization

The Tissue Level of Organization

The Integumentary System

Osseous Tissue and Bone Structure

The Skeleton

Articulations

Muscle Tissue

The Muscular System

Neural Tissue

The Spinal Cord, Spinal Nerves, and Spinal Reflexes

The Brain and Cranial Nerves

Neural Integration

The Special Senses

The Endocrine System

Blood

The Heart

Blood Vessels and Circulation

The Lymphoid System and Immunity

The Respiratory System

The Digestive System

The Urinary System

Fluid, Electrolyte, and Acid-Base Balance

The Reproductive System

Filters

Liver is to_ as adipose tissue is to__ .