Question 1

The thymus cleanses the blood from the cardiovascular system of cellular debris and bacteria.

Accepted Answer

A) True 
 B)False

Question 2

A bacterium that is shaped like a basketball would be called a

Accepted Answer

A)  coccus. 
B)  bacillus. 
C)  spirillus. 
A)  coccus. 
B)  bacillus. 
C)  spirillus.

Question 3

How can normal flora be a barrier to entry?

Accepted Answer

A)  They cause an inflammatory response that kills pathogenic bacteria upon contact. 
B)  They phagocytize any pathogenic bacteria that attempt to infect. 
C)  They use up nutrients and release wastes, preventing pathogenic bacteria from gaining a foothold. 
D)  They release histamine which causes blood vessels to become permeable. 
E)  They activate the complement system which punches holes in the invading pathogen. 
A)  They cause an inflammatory response that kills pathogenic bacteria upon contact. 
B)  They phagocytize any pathogenic bacteria that attempt to infect. 
C)  They use up nutrients and release wastes, preventing pathogenic bacteria from gaining a foothold. 
D)  They release histamine which causes blood vessels to become permeable. 
E)  They activate the complement system which punches holes in the invading pathogen.

Question 4

If you were vaccinated against the mumps virus and later exposed to it,you would still be infected but it would not be as bad as if you had never been vaccinated.

Accepted Answer

A) True 
 B)False

Question 5

When stung by a bee,Jackie goes into anaphylactic shock.This should be quickly treated with

Accepted Answer

A)  epinephrine. 
B)  histamine. 
C)  cytokines. 
D)  interferon. 
E)  a vaccination. 
A)  epinephrine. 
B)  histamine. 
C)  cytokines. 
D)  interferon. 
E)  a vaccination.

Question 6

What two sites are involved in the production and maturation of T lymphocytes?

Accepted Answer

A)  thyroid and tonsils 
B)  tonsils and thymus 
C)  thymus and bone marrow 
D)  bone marrow and thyroid 
E)  tonsils and bone marrow 
A)  thyroid and tonsils 
B)  tonsils and thymus 
C)  thymus and bone marrow 
D)  bone marrow and thyroid 
E)  tonsils and bone marrow

Question 7

What do "having the measles" and being vaccinated against the measles have in common?

Accepted Answer

A)  They are both forms of active immunity. 
B)  They are both forms of neutral immunity. 
C)  They are both forms of passive immunity. 
D)  They are both forms of an infection. 
E)  They are both forms of an immune deficiency. 
A)  They are both forms of active immunity. 
B)  They are both forms of neutral immunity. 
C)  They are both forms of passive immunity. 
D)  They are both forms of an infection. 
E)  They are both forms of an immune deficiency.

Question 8

All autoimmune diseases are caused by environmental factors such as viral infections.

Accepted Answer

A) True 
 B)False

Question 9

Which of the following contributes to the ability of a bacterium to resist antibiotics?

Accepted Answer

A)  capsule 
B)  nucleoid 
C)  plasmid 
D)  fimbriae 
E)  flagellum 
A)  capsule 
B)  nucleoid 
C)  plasmid 
D)  fimbriae 
E)  flagellum

Question 10

A virus does not contain ribosomes.

Accepted Answer

A) True 
 B)False

Question 11

Inflammation is normally a self-limiting process.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following is true about monoclonal antibodies?

Accepted Answer

A)  They are produced by a variety of unrelated B cells. 
B)  They are produced by a clone derived from a single T lymphocyte. 
C)  They are produced by hybridomas. 
D)  They are composed of antibodies with a variety of different variable regions. 
E)  They are primarily produced by mast cells when a person has an allergy. 
A)  They are produced by a variety of unrelated B cells. 
B)  They are produced by a clone derived from a single T lymphocyte. 
C)  They are produced by hybridomas. 
D)  They are composed of antibodies with a variety of different variable regions. 
E)  They are primarily produced by mast cells when a person has an allergy.

Question 13

A prion consists of

Accepted Answer

A)  DNA only. 
B)  protein only. 
C)  RNA only. 
D)  DNA plus protein. 
E)  DNA, RNA, and protein. 
A)  DNA only. 
B)  protein only. 
C)  RNA only. 
D)  DNA plus protein. 
E)  DNA, RNA, and protein.

Question 14

The reason the complement system is called that is because it

Accepted Answer

A)  is part of the inflammatory response. 
B)  helps other immune responses. 
C)  involves chemical barriers to entry. 
D)  produces T and B cells. 
E)  is composed of normal flora. 
A)  is part of the inflammatory response. 
B)  helps other immune responses. 
C)  involves chemical barriers to entry. 
D)  produces T and B cells. 
E)  is composed of normal flora.

Question 15

Which of the following is not a beneficial contribution of bacteria to humans?

Accepted Answer

A)  decomposers in the environment 
B)  important in the wine, cheese and bread industry 
C)  useful in biotechnology 
D)  symbionts in the digestive tract 
E)  disease-causing agents 
A)  decomposers in the environment 
B)  important in the wine, cheese and bread industry 
C)  useful in biotechnology 
D)  symbionts in the digestive tract 
E)  disease-causing agents

Question 16

In what way are lymphatic vessels unlike veins in the cardiovascular system?

Accepted Answer

A)  one-way system 
B)  contain valves 
C)  take up excess tissue fluid 
D)  dependent upon skeletal muscle contraction 
A)  one-way system 
B)  contain valves 
C)  take up excess tissue fluid 
D)  dependent upon skeletal muscle contraction

Question 17

What do eukaryotes have that prokaryotes do not?

Accepted Answer

A)  ribosomes 
B)  enzymes 
C)  nucleus 
D)  DNA 
E)  cell membrane 
A)  ribosomes 
B)  enzymes 
C)  nucleus 
D)  DNA 
E)  cell membrane

Exam 7: Lymphatic System and Immunity

The thymus cleanses the blood from the cardiovascular system of cellular debris and bacteria.

A bacterium that is shaped like a basketball would be called a

How can normal flora be a barrier to entry?

If you were vaccinated against the mumps virus and later exposed to it,you would still be infected but it would not be as bad as if you had never been vaccinated.

When stung by a bee,Jackie goes into anaphylactic shock.This should be quickly treated with

What two sites are involved in the production and maturation of T lymphocytes?

What do "having the measles" and being vaccinated against the measles have in common?

All autoimmune diseases are caused by environmental factors such as viral infections.

Which of the following contributes to the ability of a bacterium to resist antibiotics?

A virus does not contain ribosomes.

Inflammation is normally a self-limiting process.

Which of the following is true about monoclonal antibodies?

A prion consists of

The reason the complement system is called that is because it

Which of the following is not a beneficial contribution of bacteria to humans?

In what way are lymphatic vessels unlike veins in the cardiovascular system?

What do eukaryotes have that prokaryotes do not?

Exploring Life and Science

Chemistry of Life

Cell Structure and Function

Organization and Regulation of Body Systems

Cardiovascular System: Heart and Blood Vessels

Cardiovascular System: Blood

Digestive System and Nutrition

Respiratory System

Urinary System and Excretion

Skeletal System

Muscular System

Nervous System

Senses

Endocrine System

Reproductive System

Development and Aging

Patterns of Chromosome Inheritance

Cancer

Patterns of Genetic Inheritance

DNA Biology and Technology

Human Evolution

Global Ecology and Human Interferences

Human Population, planetary Resources, and Conservation

Infectious Diseases Supplement

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