Question 1

Why is pharyngitis produced by group A streptococcus treated with antibiotics?

Accepted Answer

A)  To prevent rheumatic fever and acute glomerulonephritis 
B)  To prevent epiglottis 
C)  To prevent swelling of tonsils 
D)  To prevent swelling of soft tissues in the pharynx 
A)  To prevent rheumatic fever and acute glomerulonephritis 
B)  To prevent epiglottis 
C)  To prevent swelling of tonsils 
D)  To prevent swelling of soft tissues in the pharynx

Question 2

Elements of the respiratory tract that can help prevent infection include all the following EXCEPT:

Accepted Answer

A)  Nasal hair 
B)  Normal florae 
C)  Coughing 
D)  Epiglottis 
A)  Nasal hair 
B)  Normal florae 
C)  Coughing 
D)  Epiglottis

Question 3

When reading culture plates from respiratory specimens,what must the microbiologist take into consideration?

Accepted Answer

A)  The types of organisms normally found at the culture site 
B)  The amount of media inoculated 
C)  The quality control performed on the media 
D)  The patient's physician 
A)  The types of organisms normally found at the culture site 
B)  The amount of media inoculated 
C)  The quality control performed on the media 
D)  The patient's physician

Question 4

What does infection with influenza predispose patients to?

Accepted Answer

A)  Secondary otitis media 
B)  Secondary sinusitis 
C)  Secondary pharyngitis 
D)  Secondary bacterial pneumonia 
A)  Secondary otitis media 
B)  Secondary sinusitis 
C)  Secondary pharyngitis 
D)  Secondary bacterial pneumonia

Question 5

What virus causes community-wide seasonal outbreaks of bronchiolitis in infants?

Accepted Answer

A)  Rhinovirus 
B)  Parainfluenza virus 
C)  Respiratory syncytial virus (RSV) 
D)  Influenzae virus 
A)  Rhinovirus 
B)  Parainfluenza virus 
C)  Respiratory syncytial virus (RSV) 
D)  Influenzae virus

Question 6

What are the two most frequently identified bacterial causes of community-acquired sinusitis?

Accepted Answer

A)  Staphylococcus aureus and Escherichia coli 
B)  Streptococcus pneumoniae and Haemophilus influenzae 
C)  S. pneumoniae and Mycoplasma pneumoniae 
D)  H. influenzae and Neisseria meningitidis 
A)  Staphylococcus aureus and Escherichia coli 
B)  Streptococcus pneumoniae and Haemophilus influenzae 
C)  S. pneumoniae and Mycoplasma pneumoniae 
D)  H. influenzae and Neisseria meningitidis

Question 7

Nosocomial pneumonia can be caused by all of the following EXCEPT:

Accepted Answer

A)  Pseudomonas aeruginosa 
B)  Streptococcus pneumoniae 
C)  Acinetobacter baumannii 
D)  Methicillin-resistant Staphylococcus aureus (MRS
A)  
A)  Pseudomonas aeruginosa 
B)  Streptococcus pneumoniae 
C)  Acinetobacter baumannii 
D)  Methicillin-resistant Staphylococcus aureus (MRS
A)

Question 8

How is acute bronchitis differentiated from acute pneumonia?

Accepted Answer

A)  The degree and extent of involvement of the lower respiratory tract with the infectious process 
B)  The involvement of the bronchial tree with the infectious process 
C)  The degree of obstruction of the alveoli with the purulent secretions 
D)  The amount of mucus secretion produced by the lower respiratory tract 
A)  The degree and extent of involvement of the lower respiratory tract with the infectious process 
B)  The involvement of the bronchial tree with the infectious process 
C)  The degree of obstruction of the alveoli with the purulent secretions 
D)  The amount of mucus secretion produced by the lower respiratory tract

Question 9

What type of pneumonia has been associated with Staphylococcus aureus that produces Panton-Valentine leukocidin?

Accepted Answer

A)  Methicillin-resistant pneumonia 
B)  Necrotizing pneumonia 
C)  Bacterial 
D)  Viral 
A)  Methicillin-resistant pneumonia 
B)  Necrotizing pneumonia 
C)  Bacterial 
D)  Viral

Question 10

What is a chronic pneumonia?

Accepted Answer

A)  A viral pneumonia that lasts for months 
B)  A pneumonia that is caused by a slow-growing bacteria such as Bacillus anthracis and takes months to resolve 
C)  A bacterial pneumonia that become resistant to antibiotic therapy 
D)  A pneumonia that appears to resolve clinically, but where radiographic lung abnormalities persist for a long period 
A)  A viral pneumonia that lasts for months 
B)  A pneumonia that is caused by a slow-growing bacteria such as Bacillus anthracis and takes months to resolve 
C)  A bacterial pneumonia that become resistant to antibiotic therapy 
D)  A pneumonia that appears to resolve clinically, but where radiographic lung abnormalities persist for a long period

Question 11

All the following are virulence factors that allow microorganisms to produce disease,EXCEPT:

Accepted Answer

A)  Adherence 
B)  Toxin elaboration 
C)  Mucus production 
D)  Host evasion 
A)  Adherence 
B)  Toxin elaboration 
C)  Mucus production 
D)  Host evasion

Question 12

What bacteria may cause up to 50% of all cases of pneumonia in the summer months?

Accepted Answer

A)  Mycoplasma pneumoniae 
B)  Streptococcus pneumoniae 
C)  Klebsiella pneumoniae 
D)  Haemophilus influenzae 
A)  Mycoplasma pneumoniae 
B)  Streptococcus pneumoniae 
C)  Klebsiella pneumoniae 
D)  Haemophilus influenzae

Question 13

Acute sinusitis usually occurs as a complication of:

Accepted Answer

A)  Bacterial pneumonia 
B)  Viral pneumonia 
C)  Common cold 
D)  Streptococcal pharyngitis 
A)  Bacterial pneumonia 
B)  Viral pneumonia 
C)  Common cold 
D)  Streptococcal pharyngitis

Exam 32: Upper and Lower Respiratory Tract Infections

Why is pharyngitis produced by group A streptococcus treated with antibiotics?

Elements of the respiratory tract that can help prevent infection include all the following EXCEPT:

When reading culture plates from respiratory specimens,what must the microbiologist take into consideration?

What does infection with influenza predispose patients to?

What virus causes community-wide seasonal outbreaks of bronchiolitis in infants?

What are the two most frequently identified bacterial causes of community-acquired sinusitis?

Nosocomial pneumonia can be caused by all of the following EXCEPT:

How is acute bronchitis differentiated from acute pneumonia?

What type of pneumonia has been associated with Staphylococcus aureus that produces Panton-Valentine leukocidin?

What is a chronic pneumonia?

All the following are virulence factors that allow microorganisms to produce disease,EXCEPT:

What bacteria may cause up to 50% of all cases of pneumonia in the summer months?

Acute sinusitis usually occurs as a complication of:

Bacterial Cell Structure, physiology, Metabolism, and Genetics

Host-Parasite Interaction

Laboratory Role in Infection Control

Control of Microorganisms

Performance Improvement in the Microbiology Laboratory

Specimen Collection and Processing

Microscopic Examination of Infected Materials

Use of Colonial Morphology for the Presumptive Identification of Microorganisms

Biochemical Identification of Gram-Negative Bacteria

Immunodiagnosis of Infectious Diseases

Applications of Molecular Diagnostics

Antibiotic Mechanisms of Action and Resistance

Antimicrobial Susceptibility Testing

Staphylococci

Streptococcus, enterococcus, and Other Catalase-Negative Gram-Positive Cocci

Aerobic Gram-Positive Bacilli

Neisseria Species and Moraxella Catarrhalis

Haemophilus and Other Fastidious Gram-Negative Bacilli

Enterobacteriaceae

Vibrio,aeromonas,plesiomonas and Campylobacter Species

Nonfermenting and Miscellaneous Gram-Negative Bacilli

Anaerobes of Clinical Importance

Spirochetes

Chlamydia and Rickettsia

Mycoplasma and Ureaplasma

Mycobacterium Tuberculosis and Other Nontuberculosis Mycobacteria

Medically Significant Fungi

Diagnostic Parasitology

Clinical Virology

Agents of Bioterror

Biofilms: Architects of Disease

Skin and Soft Tissue Infections

Gastrointestinal Infections and Food Poisoning

Infections of the Central Nervous System

Bacteremia and Sepsis

Urinary Tract Infections

Genital Infections and Sexually Transmitted Diseases

Infections in Special Populations

Zoonotic Diseases

Ocular Infections

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