Microbiology Chapt. 20

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jessebuck90
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96151
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Microbiology Chapt. 20
Updated:
2011-08-09 20:20:05
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microbiology microbial diseases nervous system eyes
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Quiz 20 questions
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  1. Nervous system control of voluntary muscles, perception, and thought is localized in the
    A. meninges
    B. spinal cord
    C. brain stem
    D. cerebrum
    E. cerebellum
    D.
    (this multiple choice question has been scrambled)
  2. The optic nerves are an example of which of the following?
    A. motor nerves
    B. synaptic nerves
    C. spinal nerves
    D. sensory nerves
    E. mixed nerves
    D.
    (this multiple choice question has been scrambled)
  3. Which of the following are considered normal microbiota of the central nervous system?
    a. Streptococcus pyogenes
    b. Streptococcus agalactiae
    c. Staphylococcus aureus
    d. Haemophilus influenzae
    e. None of the above
    e.
  4. All of the following are ways in which pathogens can gain access to the central nervous system EXCEPT:
    A. via spinal taps
    B. breaks in the meninges
    C. axonal transport
    D. distortion of the blood-brain barrier
    E. dendritic transport
    E.
    (this multiple choice question has been scrambled)
  5. Which of the following is a frequent cause of meningitis in newborns?
    a. Streptococcus agalactiae
    b. Listeria monocytogenes
    c. Haemophilus influenzae
    d. Neisseria meningitidis
    e. Streptococcus pneumoniae
    a.
  6. Which of the following causative agents of bacterial meningitis is transmitted by contaminated food?
    a. Neisseria meningitidis
    b. Streptococcus agalactiae
    c. Haemophilus influenzae
    d. Listeria monocytogenes
    e. Streptococcus Pneumoniae
    d.
  7. Which of the following is the least common cause of bacterial meningitis?
    A. Haemophilus influenzae
    B. Neisseria meningitidis
    C. Streptococcus Pneumoniae
    D. Listeria monocytogenes
    E. Streptococcus agalactiae
    D.
    (this multiple choice question has been scrambled)
  8. All of the following are true statements concerning botulism EXCEPT:
    A. Antimicrobial drugs are used in the treatment of all forms of botulism
    B. Botulism toxin is the deadliest toxin known
    C. Transmission can be prevented by destruction of Clostridium endospores
    D. It is not usually a true infection
    E. Death occurs from paralysis of the diaphragm
    A.
    (this multiple choice question has been scrambled)
  9. Which of the following produces the most deadly bacterial toxins known?
    a. Clostridium botulinum
    b. Clostridium tetani
    c. Mycobacterium leprae
    d. Listeria monocytogenes
    e. Chlamydia trachomatis
    a.
  10. How does tetanospasmin act?
    A. It blocks the secretion of acetylcholine into the synaptic cleft
    B. It blocks the release of inhibitory neurotransmitters in the CNS
    C. It triggers the endocytosis of skeletal mescle cells
    D. It induces the nervous system proteins to fold into abnormal shapes
    E. It is a pyrogenic toxin
    B.
    (this multiple choice question has been scrambled)
  11. All of the following are true statements concerning tetanus EXCEPT:
    A. Death can result from respiratory failure
    B. It is synonymous with lockjaw
    C. Diagnosis depends on isolation of the pathogen from specimens
    D. The pathogen stays localized at the site of the infection
    E. It is transmitted via endospores
    C.
    (this multiple choice question has been scrambled)
  12. Hansen's disease is caused by
    a. Mycobacterium leprae
    b. coxsackie A virus
    c. prions
    d. Streptococcus agalactiae
    e. Neisseria meningitidis
    a.
  13. All of the following are true statements concerning leprosy EXCEPT:
    A. Diagnosis rests on signs and symptoms, accompanied by microscopic evaluation of specimens
    B. Humans are the only natural hosts
    C. It develops in the cooler regions of the body
    D. It is difficult to transmit
    E. Long-term antimicrobial treatment is usually necessary
    B.
    (this multiple choice question has been scrambled)
  14. The least common type of polio is
    A. paralytic polio
    B. postpolio syndrome
    C. nonparalytic polio
    D. asymptomatic infections
    E. minor polio
    A.
    (this multiple choice question has been scrambled)
  15. Poliovirus is most often transmitted via
    A. contaminated water
    B. endospores
    C. household pets
    D. droplets
    E. mosquitoes
    A.
    (this multiple choice question has been scrambled)
  16. All of the following are true statements concerning rabies EXCEPT:
    A. the infection can be treated with active immunization
    B. Bats are the source of most cases of rabies in humans
    C. It is caused by an ssRNA virus
    D. Transmission is usually via a bite from a rabid animal
    E. All mammals can serve as a reservoir for the disease
    E.
    (this multiple choice question has been scrambled)
  17. All of the following would be effective ways to prevent arboviral encephalitis EXCEPT:
    A. use of mosquito netting
    B. limiting contact with infected birds
    C. elimination of stagnant water
    D. use of insect repellent containing DEET
    E. use of insecticides
    B.
    (this multiple choice question has been scrambled)
  18. Birds are the natural hosts associated with all of the following diseases EXCEPT:
    A. Venezuelan equine encephalitis
    B. St. Louis encephalitis
    C. Eastern equine encephalitis
    D. West Nile encephalitis
    E. Western equine encephalitis
    A.
    (this multiple choice question has been scrambled)

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