question
Which of the following is a key biochemical test that differentiates Pseudomonas species from the Enterobacteriaceae family of bacteria?
answer
oxidase test
question
Which of the following organisms is transmitted primarily by contaminated water droplets containing the Gram (-) rods, not by a person to person transmission?
answer
Legionella pneumophila
question
Which of the following would not be considered a zoonoses?
answer
whooping cough
question
A unique characteristic of many isolates of Pseudomonas that is useful in identification is
answer
a fluorescent green pigment
question
Human brucellosis is also known as:
answer
undulant fever
question
Which stage in the disease of 'whooping cough' is characterized by violent fits of coughing intermittent with deep inhalation to pull air through the congested larynx?
answer
paroxysmal stage
question
The ____________________immunization protects the patient against whooping cough?
answer
DTaP
question
The main biochemical test that differentiates between coliforms and noncoliforms is the
answer
lactose fermentation test
question
The only species of Salmonella that is not zoonotic in origin is Salmonella typhi
answer
True
question
'Enteric' is a term indicating that the organism inhabits the ________________________tract.
answer
intestinal
question
Gram (-) rods can be differentiated into serotypes based on the HKO antigens. The 'K' antigen is the bacterial capsule.
answer
True
question
Which of the following is not an opportunistic enteric bacterium?
answer
Shigella
question
Which organism is primarily transmitted from humans to humans through fecal contamination? This organism is not transmitted to humans through animal contact?
answer
Shigella sonnei
question
Which of the following represents a major difference between Salmonella and Shigella infections?
answer
the likelihood of septicemia
question
Shiga toxin is extremely similar to the toxin produced by invasive strains of _______
answer
E.coli
question
The number of cases of typhoid fever cases has dropped significantly over the past century, and currently this disease is not considered a serious health problem worldwide.
answer
False
question
The principle agents in the transmission of Yersinia pestis to humans are ticks.
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You Answered
answer
False
question
The bubo in bubonic plague is a(an):
answer
enlarged lymph node
question
Haemophilus influenzae causes the common disease known as 'the flu'.
answer
False
question
Which of the following bacteria is not implicated as a cause of bacterial meningitis?
answer
Streptococcus pyogenes
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