Question 1

What are the names of the two diseases caused by Legionella species?

Accepted Answer

A)  Rabbit fever and Pontiac fever 
B)  Scalded skin syndrome and Legionnaire's disease 
C)  Malta fever and undulating fever 
D)  Legionnaire's disease and Pontiac fever 
A)  Rabbit fever and Pontiac fever 
B)  Scalded skin syndrome and Legionnaire's disease 
C)  Malta fever and undulating fever 
D)  Legionnaire's disease and Pontiac fever

Question 2

A microbiologist is reading a sputum culture when she notices tiny,translucent colonies growing closely around a b-hemolytic colony on sheep blood agar (SBA).In fact,the colonies are growing in the area where the blood has been hemolyzed.What is the probable identity of the organism that is growing closely to the b-hemolytic organism,and why are they growing in the hemolyzed area?

Accepted Answer

A)  Neisseria spp., because they need the factor X in this area 
B)  Haemophilus spp., because they need the factor V in this area 
C)  Acinetobacter spp., because they need the factors X and V 
D)  Alcalgenes spp., because they require antibiotics be added to the media 
A)  Neisseria spp., because they need the factor X in this area 
B)  Haemophilus spp., because they need the factor V in this area 
C)  Acinetobacter spp., because they need the factors X and V 
D)  Alcalgenes spp., because they require antibiotics be added to the media

Question 3

What is the drug of choice for treating Bordetella infections?

Accepted Answer

A)  Erythromycin 
B)  Penicillin 
C)  Aminoglycosides 
D)  Quinolones 
A)  Erythromycin 
B)  Penicillin 
C)  Aminoglycosides 
D)  Quinolones

Question 4

All of the following are characteristics of Haemophilus spp.EXCEPT:

Accepted Answer

A)  Gram-positive cocci 
B)  Small coccobacilli 
C)  Oxidase positive 
D)  Catalase positive 
A)  Gram-positive cocci 
B)  Small coccobacilli 
C)  Oxidase positive 
D)  Catalase positive

Question 5

What is the most frequently isolated Pasteurella species?

Accepted Answer

A)  P. multocida 
B)  P. septica 
C)  P. gallicida 
D)  P. canis 
A)  P. multocida 
B)  P. septica 
C)  P. gallicida 
D)  P. canis

Question 6

What organism produces a community-acquired pneumonia,with symptoms different than a Streptococcus pneumoniae pneumonia,leading to the designation of atypical pneumonia?

Accepted Answer

A)  Legionella pneumophila 
B)  Mycoplasma urelytica 
C)  Chlamydophila asteroides 
D)  C. trachomatis 
A)  Legionella pneumophila 
B)  Mycoplasma urelytica 
C)  Chlamydophila asteroides 
D)  C. trachomatis

Question 7

What organism is likely to cause an infection after a cat bite?

Accepted Answer

A)  Campylobacter spp. 
B)  Dysgonomonas capnocytophagoides 
C)  Francisella tularensis 
D)  Pasteurella spp. 
A)  Campylobacter spp. 
B)  Dysgonomonas capnocytophagoides 
C)  Francisella tularensis 
D)  Pasteurella spp.

Question 8

What is the name of the disease that is characterized by rapid onset,acute inflammation,and intense edema that may cause complete airway obstruction in 2- to 4-year-olds?

Accepted Answer

A)  Cellulitis 
B)  Epiglottis 
C)  Meningitis 
D)  Conjunctivitis 
A)  Cellulitis 
B)  Epiglottis 
C)  Meningitis 
D)  Conjunctivitis

Question 9

What medium will sustain the growth of most Haemophilus spp.?

Accepted Answer

A)  Chocolate agar 
B)  SBA 
C)  PEA 
D)  Thayer-Martin 
A)  Chocolate agar 
B)  SBA 
C)  PEA 
D)  Thayer-Martin

Exam 18: Haemophilus and Other Fastidious Gram-Negative Bacilli

What are the names of the two diseases caused by Legionella species?

What is the drug of choice for treating Bordetella infections?

All of the following are characteristics of Haemophilus spp.EXCEPT:

What is the most frequently isolated Pasteurella species?

What organism produces a community-acquired pneumonia,with symptoms different than a Streptococcus pneumoniae pneumonia,leading to the designation of atypical pneumonia?

What organism is likely to cause an infection after a cat bite?

What is the name of the disease that is characterized by rapid onset,acute inflammation,and intense edema that may cause complete airway obstruction in 2- to 4-year-olds?

What medium will sustain the growth of most Haemophilus spp.?

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

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

Upper and Lower Respiratory Tract Infections

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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