Question 1

Which cells are important elements that comprise antibody-mediated immunity?

Accepted Answer

A)  B cells 
B)  cytotoxic T cells 
C)  helper T cells 
D)  macrophages 
A)  B cells 
B)  cytotoxic T cells 
C)  helper T cells 
D)  macrophages

Question 2

An individual suffers a bite from a bat, resulting in the transmission of the virus that causes rabies. In this case, how did the infection occur?

Accepted Answer

A)  through direct contact 
B)  through inhalation 
C)  through vector-borne transmission 
D)  through ingestion 
A)  through direct contact 
B)  through inhalation 
C)  through vector-borne transmission 
D)  through ingestion

Question 3

What would be an action that public health officials could take to reduce the risk of West Nile virus infection?

Accepted Answer

A)  provide people with low-cost vaccines for the virus 
B)  encourage people to wash their hands frequently and cover their cough 
C)  require pet owners to vaccinate their dogs and cats 
D)  work with natural resource managers to spray areas where mosquitoes breed 
A)  provide people with low-cost vaccines for the virus 
B)  encourage people to wash their hands frequently and cover their cough 
C)  require pet owners to vaccinate their dogs and cats 
D)  work with natural resource managers to spray areas where mosquitoes breed

Question 4

Mucus traps pathogens that are later coughed or sneezed away. What form of body defense applies to this example?

Accepted Answer

A)  first line of defense 
B)  second line of defense 
C)  third line of defense 
D)  antibody-mediated immunity 
A)  first line of defense 
B)  second line of defense 
C)  third line of defense 
D)  antibody-mediated immunity

Question 5

Which is an example of a specific line of defense against an infectious agent?

Accepted Answer

A)  The skin acts as a barrier to infection by the agent. 
B)  Macrophages engulf the invading agent in the affected tissue. 
C)  Mucus membranes in the lungs trap the invading pathogens. 
D)  B cells stick to the invading pathogen's surface. 
A)  The skin acts as a barrier to infection by the agent. 
B)  Macrophages engulf the invading agent in the affected tissue. 
C)  Mucus membranes in the lungs trap the invading pathogens. 
D)  B cells stick to the invading pathogen's surface.

Question 6

What happens during an autoimmune disease such as multiple sclerosis?

Accepted Answer

A)  B cells are no longer able to make antibodies. 
B)  Helper T cells are no longer produced. 
C)  Infectious agents are able to hide in immune system cells. 
D)  Immune system cells attack healthy body cells. 
A)  B cells are no longer able to make antibodies. 
B)  Helper T cells are no longer produced. 
C)  Infectious agents are able to hide in immune system cells. 
D)  Immune system cells attack healthy body cells.

Question 7

You suffer a bee sting that leaves a red mark and is warm as well as itchy. What actions would be blocked by the medication that would be best to treat this body reaction?

Accepted Answer

A)  interferons 
B)  complement proteins 
C)  pyrogens 
D)  histamine 
A)  interferons 
B)  complement proteins 
C)  pyrogens 
D)  histamine

Question 8

What does the HPV vaccine provide protection against?

Accepted Answer

A)  cervical cancer 
B)  hepatitis B 
C)  pertussis 
D)  tetanus 
A)  cervical cancer 
B)  hepatitis B 
C)  pertussis 
D)  tetanus

Which cells are important elements that comprise antibody-mediated immunity?

An individual suffers a bite from a bat, resulting in the transmission of the virus that causes rabies. In this case, how did the infection occur?

What would be an action that public health officials could take to reduce the risk of West Nile virus infection?

Mucus traps pathogens that are later coughed or sneezed away. What form of body defense applies to this example?

Which is an example of a specific line of defense against an infectious agent?

What happens during an autoimmune disease such as multiple sclerosis?

You suffer a bee sting that leaves a red mark and is warm as well as itchy. What actions would be blocked by the medication that would be best to treat this body reaction?

What does the HPV vaccine provide protection against?

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Exam 20: Vaccination: Protection and Prevention or Peril Immune System,

Which cells are important elements that comprise antibody-mediated immunity?

An individual suffers a bite from a bat, resulting in the transmission of the virus that causes rabies. In this case, how did the infection occur?

What would be an action that public health officials could take to reduce the risk of West Nile virus infection?

Mucus traps pathogens that are later coughed or sneezed away. What form of body defense applies to this example?

Which is an example of a specific line of defense against an infectious agent?

What happens during an autoimmune disease such as multiple sclerosis?

You suffer a bee sting that leaves a red mark and is warm as well as itchy. What actions would be blocked by the medication that would be best to treat this body reaction?

What does the HPV vaccine provide protection against?

Can Science Cure the Common Cold Introduction to the Scientific Method

Science Fiction, Bad Science, and Pseudoscience:

Is It Possible to Supplement Your Way to Better Performance and Health

Body Weight and Health: Enzymes, Metabolism, and Cellular Respiration

Life in the Greenhouse: Photosynthesis and Climate Change

Cancer: DNA Synthesis, Mitosis, and Meiosis

Are You Only As Smart As Your Genes Mendelian and Quantitative Genetics

DNA Detective: Complex Patterns of Inheritance and Dna Profiling

Genetically Modified Organisms: Gene Expression, Mutation,

Where Did We Come From the Evidence for Evolution

An Evolving Enemy: Natural Selection

Who Am I Species and Races

The Greatest Species on Earth Biodiversity and Classification

Is the Human Population Too Large Population Ecology

Conserving Biodiversity: Community and Ecosystem Ecology

Where Do You Live Climate and Biomes

Organ Donation: Tissues and Organs

Binge Drinking: the Digestive and Urinary Systems

Clearing the Air: Respiratory and Cardiovascular Systems

Human Sex Differences: Endocrine, Skeletal, and Muscular Systems

Is There Something in the Water Reproductive and Developmental Biology

Study Drugs: Brain Boost or Brain Drain Brain Structure and Function

Feeding the World: Plant Structure and Growth

Growing a Green Thumb: Plant Physiology

Filters