Question 1

Which one of the following etiologic agents results in the formation of abscesses?

Accepted Answer

A) Staphylococcus 
B) Mycoplasma 
C) Streptococcus 
D) Blastomyces 
E) Coccidioides 
A) Staphylococcus 
B) Mycoplasma 
C) Streptococcus 
D) Blastomyces 
E) Coccidioides

Question 2

Vaccination with the influenza vaccine confers lifelong immunity to influenza virus.

Accepted Answer

A) True 
 B)False

Question 3

Which one of the following pairings is mismatched?

Accepted Answer

A) Burkholderia - melioidosis 
B) Coxiella - Q fever 
C) Mycoplasma - walking pneumonia 
D) Chlamydophila - psittacosis 
E) Mycobacterium - whooping cough 
A) Burkholderia - melioidosis 
B) Coxiella - Q fever 
C) Mycoplasma - walking pneumonia 
D) Chlamydophila - psittacosis 
E) Mycobacterium - whooping cough

Question 4

The symptoms of diphtheria are due to an exotoxin that blocks proteins synthesis in host cells.

Accepted Answer

A) True 
 B)False

Question 5

Which one of the following causes opportunistic infections in AIDS patients?

Accepted Answer

A) Pneumocystis 
B) Aspergillus 
C) Rhizopus 
D) Mucor 
E) All of the answers are correct. 
A) Pneumocystis 
B) Aspergillus 
C) Rhizopus 
D) Mucor 
E) All of the answers are correct.

Question 6

Which one of the following causes a disease characterized by the catarrhal,paroxysmal,and convalescent stages?

Accepted Answer

A) Bordetella pertussis 
B) Corynebacterium diphtheriae 
C) Mycobacterium tuberculosis 
D) Streptococcus pyogenes 
E) respiratory syncytial virus 
A) Bordetella pertussis 
B) Corynebacterium diphtheriae 
C) Mycobacterium tuberculosis 
D) Streptococcus pyogenes 
E) respiratory syncytial virus

Question 7

A patient has pneumonia.Gram-negative rods are cultured on nutrient agar from a sputum sample.The etiology is

Accepted Answer

A) Burkholderia pseudomallei. 
B) Chlamydophila psittaci. 
C) Haemophilus influenzae. 
D) Legionella pneumophila. 
E) Staphylococcus aureus. 
A) Burkholderia pseudomallei. 
B) Chlamydophila psittaci. 
C) Haemophilus influenzae. 
D) Legionella pneumophila. 
E) Staphylococcus aureus.

Question 8

Compare and contrast antigenic shift and antigenic drift in influenza virus.How do antigenic shifts and drifts contribute to the need for annual vaccinations to prevent influenza?

Accepted Answer

Antigenic shift and antigenic drift are

Question 9

Which one of the following is an opportunistic pathogen?

Accepted Answer

A) Pneumocystis 
B) Legionella 
C) Histoplasma 
D) Mycoplasma 
E) rhinovirus 
A) Pneumocystis 
B) Legionella 
C) Histoplasma 
D) Mycoplasma 
E) rhinovirus

Question 10

Which one of the following produces small "fried-egg" colonies on medium containing horse serum and yeast extract?

Accepted Answer

A) Chlamydophila 
B) Legionella 
C) Mycobacterium 
D) Mycoplasma 
E) Streptococcus 
A) Chlamydophila 
B) Legionella 
C) Mycobacterium 
D) Mycoplasma 
E) Streptococcus

Question 11

Characterize the disease melioidosis,then draft a control plan to prevent the spread of the infection if it should reach the United States.

Accepted Answer

Melioidosis is a potentially fatal infec

Question 12

The most effective means of preventing influenza is

Accepted Answer

A) annual vaccination. 
B) isolation of carriers. 
C) vector control. 
D) pasteurization of milk. 
E) administration of amantadine. 
A) annual vaccination. 
B) isolation of carriers. 
C) vector control. 
D) pasteurization of milk. 
E) administration of amantadine.

Question 13

Which one of the following causes a disease characterized by a red rash?

Accepted Answer

A) Blastomyces 
B) Coccidioides 
C) Mycoplasma 
D) Streptococcus 
E) RSV 
A) Blastomyces 
B) Coccidioides 
C) Mycoplasma 
D) Streptococcus 
E) RSV

Question 14

Members of the group A streptococci (GAS)cause all of the following EXCEPT

Accepted Answer

A) strep throat. 
B) scarlet fever. 
C) rheumatic fever. 
D) pharyngitis. 
E) epiglottitis. 
A) strep throat. 
B) scarlet fever. 
C) rheumatic fever. 
D) pharyngitis. 
E) epiglottitis.

Question 15

The patient is suffocating because of the accumulation of dead tissue and fibrin in her throat.What is the etiology of the symptoms?

Accepted Answer

A) Corynebacterium 
B) Haemophilus 
C) Bordetella 
D) Mycobacterium 
E) The answer cannot be determined based on the information provided. 
A) Corynebacterium 
B) Haemophilus 
C) Bordetella 
D) Mycobacterium 
E) The answer cannot be determined based on the information provided.

Question 16

The lower respiratory tract is protected by all of the following EXCEPT

Accepted Answer

A) competition with the normal flora of the lungs. 
B) IgA antibodies. 
C) mucous secretions. 
D) the ciliary escalator. 
E) alveolar macrophages. 
A) competition with the normal flora of the lungs. 
B) IgA antibodies. 
C) mucous secretions. 
D) the ciliary escalator. 
E) alveolar macrophages.

Question 17

Which one of the following is mismatched?

Accepted Answer

A) epiglottitis - Haemophilus 
B) Q fever - Rickettsia 
C) psittacosis - Chlamydia 
D) whooping cough - Bordetella 
E) melioidosis - Burkholderia 
A) epiglottitis - Haemophilus 
B) Q fever - Rickettsia 
C) psittacosis - Chlamydia 
D) whooping cough - Bordetella 
E) melioidosis - Burkholderia

Question 18

The patient is suffocating because of an inflamed epiglottis.What is the etiology of the symptoms?

Accepted Answer

A) Corynebacterium 
B) Haemophilus 
C) Bordetella 
D) Mycobacterium 
E) RSV 
A) Corynebacterium 
B) Haemophilus 
C) Bordetella 
D) Mycobacterium 
E) RSV

Question 19

Inhalation of arthroconidia is responsible for infection by which one of the following organisms?

Accepted Answer

A) Blastomyces 
B) Coccidioides 
C) Mycoplasma 
D) Streptococcus 
E) Chlamydophila 
A) Blastomyces 
B) Coccidioides 
C) Mycoplasma 
D) Streptococcus 
E) Chlamydophila

Question 20

Using diphtheria and whooping cough as examples,discuss why it is necessary to continue to vaccinate against diseases that are relatively rare in the U.S.today.

Accepted Answer

It is necessary to continue vaccinating

Exam 24: Microbial Diseases of the Respiratory System

Which one of the following etiologic agents results in the formation of abscesses?

Vaccination with the influenza vaccine confers lifelong immunity to influenza virus.

Which one of the following pairings is mismatched?

The symptoms of diphtheria are due to an exotoxin that blocks proteins synthesis in host cells.

Which one of the following causes opportunistic infections in AIDS patients?

Which one of the following causes a disease characterized by the catarrhal,paroxysmal,and convalescent stages?

A patient has pneumonia.Gram-negative rods are cultured on nutrient agar from a sputum sample.The etiology is

Compare and contrast antigenic shift and antigenic drift in influenza virus.How do antigenic shifts and drifts contribute to the need for annual vaccinations to prevent influenza?

Which one of the following is an opportunistic pathogen?

Which one of the following produces small "fried-egg" colonies on medium containing horse serum and yeast extract?

Characterize the disease melioidosis,then draft a control plan to prevent the spread of the infection if it should reach the United States.

The most effective means of preventing influenza is

Which one of the following causes a disease characterized by a red rash?

Members of the group A streptococci (GAS)cause all of the following EXCEPT

The patient is suffocating because of the accumulation of dead tissue and fibrin in her throat.What is the etiology of the symptoms?

The lower respiratory tract is protected by all of the following EXCEPT

Which one of the following is mismatched?

The patient is suffocating because of an inflamed epiglottis.What is the etiology of the symptoms?

Inhalation of arthroconidia is responsible for infection by which one of the following organisms?

Using diphtheria and whooping cough as examples,discuss why it is necessary to continue to vaccinate against diseases that are relatively rare in the U.S.today.

The Microbial World and You

Chemical Principles

Observing Microorganisms Through a Microscope

Functional Anatomy of Prokaryotic and Eukaryotic

Microbial Metabolism

Microbial Growth

The Control of Microbial Growth

Microbial Genetics

Biotechnology and Dna Technology

Classification of Microorganisms

The Prokaryotes: Domains Bacteria and Archaea

The Eukaryotes: Fungi, algae, protozoa, and Helminths

Viruses,viroids,and Prions

Principles of Disease and Epidemiology

Microbial Mechanisms of Pathogenicity

Innate Immunity: Nonspecific Defenses of the Host

Adaptive Immunity: Specific Defenses of the Host

Practical Applications of Immunology

Disorders Associated With the Immune System

Antimicrobial Drugs

Microbial Diseases of the Skin and Eyes

Microbial Diseases of the Nervous System

Microbial Diseases of the Cardiovascular and Lymphatic Systems

Microbial Diseases of the Digestive System

Microbial Diseases of the Urinary and Reproductive Systems

Environmental Microbiology

Applied and Industrial Microbiology

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