Question 1

All of the following are coliforms that cause opportunistic and nosocomial infections, except:

Accepted Answer

A) Enterobacter. 
B) Citrobacter. 
C) Shigella. 
D) Klebsiella. 
E) Serratia. 
A) Enterobacter. 
B) Citrobacter. 
C) Shigella. 
D) Klebsiella. 
E) Serratia. C

Question 2

E.coli 0157:H7 characteristics include all the following, except:

Accepted Answer

A) it only causes occupational illness in people who work with animals. 
B) it is transmitted by ingestion of contaminated, undercooked food, especially hamburger. 
C) it causes a bloody diarrhea. 
D) it is reservoir is cattle intestines. 
E) some cases go on to hemolytic uremic syndrome (HUS) with possible kidney failure. 
A) it only causes occupational illness in people who work with animals. 
B) it is transmitted by ingestion of contaminated, undercooked food, especially hamburger. 
C) it causes a bloody diarrhea. 
D) it is reservoir is cattle intestines. 
E) some cases go on to hemolytic uremic syndrome (HUS) with possible kidney failure. A

Question 3

Which bacteria could be responsible for hemolytic uremic syndrome (HUS)?

Accepted Answer

A) Eterotoxigeic strains of E.coli 
B) Salmonella 
C) Shigella dysenteriae 
D) E.coli 0157:H7 
E) Eteroinvasive E.coli 
A) Eterotoxigeic strains of E.coli 
B) Salmonella 
C) Shigella dysenteriae 
D) E.coli 0157:H7 
E) Eteroinvasive E.coli D

Question 4

Discuss Legionella pneumophila with regard to: a) reservoir, b) virulence, c) transmission, d) types of diseases, and e) prevention.

Accepted Answer

Legionella pneumophila is a bacterium th

Question 5

Salmonella are

Accepted Answer

A) coliforms. 
B) motile. 
C) gram positive rods. 
D) lactose fermenters. 
E) All of the choices are correct. 
A) coliforms. 
B) motile. 
C) gram positive rods. 
D) lactose fermenters. 
E) All of the choices are correct.

Question 6

Klebsiella has a large _____ that contributes to its ability to cause chronic lung infections.

Accepted Answer

The answer of Klebsiella has a large _____ that contributes...

Question 7

Fever, vomiting, stiff neck, and neurological impairment are symptoms associated with _____.

Accepted Answer

The answer of Fever, vomiting, stiff neck, and neurological impairment...

Question 8

Legionella pneumophila

Accepted Answer

A) requires special lab growth media. 
B) often lives in close associations with amoebas. 
C) causes fever, cough, and diarrhea. 
D) causes a severe pneumonia. 
E) All of the choices are correct. 
A) requires special lab growth media. 
B) often lives in close associations with amoebas. 
C) causes fever, cough, and diarrhea. 
D) causes a severe pneumonia. 
E) All of the choices are correct.

Question 9

Which is incorrect about Yersinia pestis?

Accepted Answer

A) exhibit bipolar staining 
B) gram-negative rod 
C) produces coagulase 
D) has a capsule 
E) produces enterotoxin 
A) exhibit bipolar staining 
B) gram-negative rod 
C) produces coagulase 
D) has a capsule 
E) produces enterotoxin

Question 10

Rabbits and rodents are the reservoirs of the causative agent of

Accepted Answer

A) tularemia. 
B) pertussis. 
C) Legionellosis. 
D) brucellosis. 
E) shigellosis. 
A) tularemia. 
B) pertussis. 
C) Legionellosis. 
D) brucellosis. 
E) shigellosis.

Question 11

The vaccine for immunity to Haemophilus influenzae serotype b is

Accepted Answer

A) DtaP. 
B) Pneumovax. 
C) MMR. 
D) Hib. 
E) None of the choices are correct. 
A) DtaP. 
B) Pneumovax. 
C) MMR. 
D) Hib. 
E) None of the choices are correct.

Question 12

Compare and contrast typhoid fever and salmonellosis.

Accepted Answer

Typhoid fever and salmonellosis are both

Question 13

Pseudomonas is an enteric gram negative rod.

Accepted Answer

A) True 
 B)False

Question 14

The Enterobacteriaceae do not produce oxidase compared to the pseudomonads that do produce oxidase.

Accepted Answer

A) True 
 B)False

Question 15

Plague is a quarantinable disease.

Accepted Answer

A) True 
 B)False

Question 16

Although Burkholderia cepacia could be very useful in bioremediation programs, it is not feasible to use it.Why?

Accepted Answer

A) Because it can cause opportunistic infections in the respiratory tract. 
B) Because it cannot be cultured in the lab to necessary numbers. 
C) Because it is too expensive at this time to grow it. 
D) It encourages the overgrowth of fungus in the environment, which is not desirable. 
E) It produces a foul odor making it a poor choice for most situations. 
A) Because it can cause opportunistic infections in the respiratory tract. 
B) Because it cannot be cultured in the lab to necessary numbers. 
C) Because it is too expensive at this time to grow it. 
D) It encourages the overgrowth of fungus in the environment, which is not desirable. 
E) It produces a foul odor making it a poor choice for most situations.

Question 17

Pertussis has the following characteristics, except:

Accepted Answer

A) pathogen has virulence factors to destroy the action of respiratory cilia. 
B) catarrhal stage has persistent, hacking coughs with "whoops". 
C) early stage resembles a cold with nasal discharge and sneezing. 
D) DTaP immunization will prevent it. 
E) transmission is by respiratory droplets. 
A) pathogen has virulence factors to destroy the action of respiratory cilia. 
B) catarrhal stage has persistent, hacking coughs with "whoops". 
C) early stage resembles a cold with nasal discharge and sneezing. 
D) DTaP immunization will prevent it. 
E) transmission is by respiratory droplets.

Question 18

Characteristics of chancroid include:

Accepted Answer

A) sexually transmitted 
B) occurs mostly in the tropics and subtropics 
C) lesion develops at portal of entry 
D) bubo like swelling of the lymph nodes 
E) All of the choices are correct. 
A) sexually transmitted 
B) occurs mostly in the tropics and subtropics 
C) lesion develops at portal of entry 
D) bubo like swelling of the lymph nodes 
E) All of the choices are correct.

Question 19

The gram-negative bacillus associated with abscesses from dog and cat bites or scratches is

Accepted Answer

A) Salmonella typhimurium. 
B) Yersinia enterocolitica. 
C) Pasteurella multocida. 
D) Brucella suis. 
E) Francisella tularensis. 
A) Salmonella typhimurium. 
B) Yersinia enterocolitica. 
C) Pasteurella multocida. 
D) Brucella suis. 
E) Francisella tularensis.

Question 20

Which of the following is not correct concerning the plague?

Accepted Answer

A) Mice, voles, and other rodents are primary long-term reservoirs. 
B) Strains of the plague bacillus are less virulent today as they were in the Middle Ages. 
C) It is transmitted by flea vectors. 
D) Less than 10 cases per year occur in the US. 
E) The etiological agent is Yersinia pestis. 
A) Mice, voles, and other rodents are primary long-term reservoirs. 
B) Strains of the plague bacillus are less virulent today as they were in the Middle Ages. 
C) It is transmitted by flea vectors. 
D) Less than 10 cases per year occur in the US. 
E) The etiological agent is Yersinia pestis.

Exam 20: The Gram-Negative Bacilli of Medical Importance

All of the following are coliforms that cause opportunistic and nosocomial infections, except:

E.coli 0157:H7 characteristics include all the following, except:

Which bacteria could be responsible for hemolytic uremic syndrome (HUS)?

Discuss Legionella pneumophila with regard to: a) reservoir, b) virulence, c) transmission, d) types of diseases, and e) prevention.

Salmonella are

Klebsiella has a large _____ that contributes to its ability to cause chronic lung infections.

Fever, vomiting, stiff neck, and neurological impairment are symptoms associated with _____.

Legionella pneumophila

Which is incorrect about Yersinia pestis?

Rabbits and rodents are the reservoirs of the causative agent of

The vaccine for immunity to Haemophilus influenzae serotype b is

Compare and contrast typhoid fever and salmonellosis.

Pseudomonas is an enteric gram negative rod.

The Enterobacteriaceae do not produce oxidase compared to the pseudomonads that do produce oxidase.

Plague is a quarantinable disease.

Although Burkholderia cepacia could be very useful in bioremediation programs, it is not feasible to use it.Why?

Pertussis has the following characteristics, except:

Characteristics of chancroid include:

The gram-negative bacillus associated with abscesses from dog and cat bites or scratches is

Which of the following is not correct concerning the plague?

The Main Themes of Microbiology

The Chemistry of Biology

Tools of the Laboratory: Methods of Studying Microorganisms

A Survey of Prokaryotic Cells and Microorganisms

A Survey of Eukaryotic Cells and Microorganisms

An Introduction to Viruses

Microbial Nutrition, Ecology, and Growth

An Introduction to Microbial Metabolism: the Chemical Crossroads of Life

Microbial Genetics

Genetic Engineering: a Revolution in Molecular Biology

Physical and Chemical Agents for Microbial Control

Drugs, Microbes, Host--The Elements of Chemotherapy

Microbe-Human Interactions: Infection and Disease

An Introduction to Host Defenses and Innate Immunities

Adaptive, Specific Immunity and Immunization

Disorders in Immunity

Procedures for Identifying Pathogens and Diagnosing Infections

The Gram-Positive and Gram-Negative Cocci of Medical Importance

The Gram-Positive Bacilli of Medical Importance

Miscellaneous Bacterial Agents of Disease

The Fungi of Medical Importance

The Parasites of Medical Importance

Introduction to Viruses That Infect Humans: the Dna Viruses

The Rna Viruses That Infect Humans

Environmental Microbiology

Applied and Industrial Microbiology

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