Micro II Exam 2

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Micro II Exam 2
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Micro II Exam 2
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  1. an enteric or gut organism
    Salmonella species
  2. maybe normal flora of an intestinal pathogen
    Salmonella species
  3. gram-negative bacillus
    Salmonella species
  4. a motile organism
    Salmonella species
  5. Salmonella species portals of entry and exit
    enter through the mouth

    exit via the intestinal tract
  6. Salmonella species modes of transmission
    indirect contact
  7. food, flies, fomites, and fingers carry ________ ______ from feces to a susceptible host
    Salmonella species
  8. food and drink are the most common vehicles
    Salmonella species
  9. maybe spread by food handlers that are carriers only
    Salmonella species
  10. common situations for the contamination of food or drink is after earthquakes of floods, and during war

    because of the disruption of sewage treatment facilities

    allows for water supplies to become contaminated
    Salmonella species
  11. can cause several forms of salmonellosis
    Salmonella species
  12. from food infection
    acute gastroenteritis

    Salmonella
    species
  13. usually acquired by ingestion of infected meat
    acute gastroenteritis

    Salmonella
    species
  14. affects the intestinal tract and occasionally the bloodstream

    one of the most common causes of ___________
    acute gastroenteritis

    Salmonella
    species
  15. may cause:

    mild or severe diarrhea
    abdominal cramps
    fever
    nausea or vomiting
    acute gastroenteritis

    Salmonella
    species
  16. occurs when the organism is passed into the blood stream
    septicemia

    Salmonella
    species
  17. may lead to:

    pneumonia
    meningitis
    osteomyelitis
    infections of the vascular system
    septicemia

    Salmonella
    species
  18. caused by the bacterium Salmonella typhi
    Typhoid fever/Enteric fever

    Salmonella
    species
  19. this organism can only live in humans
    Typhoid fever/Enteric fever

    Salmonella
    species
  20. a rare disease in the United States
    Typhoid fever/Enteric fever

    Salmonella
    species
  21. most of the cases that occur in the US are acquired during foreign travel to countries where the disease is common
    Typhoid fever/Enteric fever

    Salmonella
    species
  22. affects the intestinal tract and the bloodstream
    Typhoid fever/Enteric fever

    Salmonella
    species
  23. Typhoid fever/Enteric fever
    Salmonella species
    the organism localizes and reproduces in one of two places
    • 1. gallbladder and is excreted in feces
    • 2. kidneys and is excreted in urine
  24. Typhoid fever/Enteric fever
    Salmonella species
    causes the following symptoms
    • headache
    • high fever
    • abdominal pain
    • vomiting
    • skin eruptions
  25. an enteric of "gut" organism
    Shigella sp.
  26. an intestinal pathogen
    Shigella sp.
  27. a gram-negative bacillus
    Shigella sp.
  28. non-motile organism
    Shigella sp.
  29. Shigella Sp. portals of entry and exit
    enters through the mouth

    exits via intestinal tract
  30. Shigella Sp. modes of transmission
    indirect
  31. food and water are the most common vehicles
    Shigella sp.
  32. spread via the fecal-oral route

    from water contaminated with feces and by unsanitary food handling
    Shigella sp.
  33. some common foods responsible for transmission of Shigella sp.
    • Potato, tuna, sea food, macaroni, chicken salads
    • raw vegetables
    • dairy products
    • poultry
  34. it causes the disease shigellosis or bacillary dysentery
    Shigella sp.
  35. dysentery
    ill intestines


    Shigella
    sp.
  36. ________ is caused when the organism attaches to and penetrates the epithelial cells of the intestinal mucosa of the large intestine
    dysentery

    Shigella
    sp.
  37. invades the cells and multiplies in the submucosa causing tissue destruction
    dysentery

    Shigella
    sp.
  38. dysentery

    Shigella sp.

    the expression of the following symptoms:
    • abdominal pain with cramps
    • diarrhea
    • vomiting
    • fever
    • a watery stool
    • the presence of blood, pus, or mucus in the stool
  39. an enteric or "gut" organism
    Escherichia coli
  40. a common normal flora
    Escherichia coli
  41. an enteric or "gut" organism

    a common normal flora

    more beneficial than harmful for the host
    Escherichia coli
  42. it suppresses the growth of certain pathogenic organisms
    Escherichia coli
  43. synthesizes large quantities of vitamins to be absorbed from the intestines
    Escherichia coli
  44. it is an obligate parasite of humans and other animals

    if it is present in water, it must be recent contamination
    Escherichia coli
  45. a gram-negative bacillus
    Escherichia coli
  46. an "indicator species" for fecal contamination

    because it grows rapidly and is easy to identify
    Escherichia coli
  47. Escherichia coli portals of entry and exit
    enter through the mouth

    exits via the intestinal tract
  48. Escherichia coli modes of transmission
    indirect

    via the fecal-oral route

    contaminated water is the most common vehicle
  49. severe diarrhea that leads to high infant mortality rates in developing countries
    infantile diarrhea or summer diarrhea
  50. Escherichia coli causes: (2)
    infantile diarrhea/summer diarrhea

    UTIs
  51. the most common gram-negative cause of UTIs
    Escherichia coli
  52. an enteric or "gut" organism

    a gram-negative bacillus

    it is surround by a broad, well developed, polysaccharide capsule
    Klebsiella pneumoniae
  53. it is often a nosocomial infection

    non-motile

    grows in the intestines
    Klebsiella pneumoniae
  54. can cause a severe enteritis in children
    Klebsiella pneumoniae
  55. commonly translocates to the lungs of the host and produces a form of lobar pneumonia and upper respiratory infections
    Klebsiella pneumoniae
  56. a severe form of lobar pneumonia, that is very often fatal, is common in those in poor health especially alcoholics
    Klebsiella pneumoniae
  57. causes many UTIs
    Klebsiella pneumoniae
  58. an enteric or "gut" organism

    a gram-negative bacillus

    they are normally found in feces, water, soil, & sewage
    Proteus sp.
  59. they are very motile

    they form "swarming colonies" when grown in the laboratory

    they spread out rapidly and do not form regular, compact colonies
    Proteus sp.
  60. this is the second most common gram-negative causes of UTIs
    Proteus sp.
  61. a common cause of wound or burn infections
    Proteus sp.
  62. the two most common Proteus sp.
    • Proteus mirabilis
    •   the most common

    Proteus vulgaris
  63. an enteric or "gut" organism

    a gram-negative bacillus

    most species are motile

    are "free-living" bacteria widely distributed in soil and water
    Pseudomonas sp.
  64. the most common human pathogen
    Pseudomonas aeruginosa
  65. a common cause of wound or burn infections

    a frequent cause of opportunistic infections in immunosuppressed and burn patients
    Pseudomonas aeruginosa
  66. secondary burn infections by this organism are difficult to treat

    because they are resistant to so many antibiotic therapies

    this can lead to the infection being life-threatening
    Pseudomonas aeruginosa
  67. A "free living" bacteria.
    Pseudomonas sp.
  68. A "gut" organism that commonly translocates to the lungs producing lobar pneumonia, etc.
    Klebsiella pneumoniae
  69. A common cause of wound or burn infections(2 bacteria).
    • Pseudomonas sp.
    • Proteus sp.
  70. A frequent cause of opportunistic infections in immuno-compromised and burn patients.
    Pseudomonas sp.
  71. A severe diarrhea that leads to high infant mortality rates.
    Escherichia coli
  72. A severe form of pneumonia that is very often fatal.
    Klebsiella pneumoniae
  73. An "indicator species" for fecal contamination
    Escherichia coli
  74. An obligate parasite of humans.
    Escherichia coli
  75. Attaches to and penetrates the epithelial cells of the intestinal mucosa in the large intestine.
    Shigella sp.
  76. Can cause a severe enteritis in children.
    Klebsiella pneumoniae
  77. Can live only in humans.
    Salmonella sp.
  78. Causes a common pneumonia in alcoholics.
    Klebsiella pneumoniae
  79. Causes a form of pneumonia that is common in those in poor health
    Klebsiella pneumoniae
  80. Form "swarming colonies".
    Proteus sp.
  81. Localizes and reproduces in the gallbladder and is excreted in feces.
    Salmonella sp.
  82. Localizes and reproduces in the kidneys and is excreted in urine.
    Salmonella sp.

  83. More beneficial than harmful to a host.

    Localizes and reproduces in the kidneys and is excreted in urine.
    Escherichia coli
  84. Most common species is mirabilis.
    Proteus mirabilis
  85. Most US cases are contracted during foreign travel.
    Typhoid fever/Enteric fever
  86. Normally found in feces, water, soil and sewage.
    Proteus sp.
  87. Often is a nosocomial infection
    Klebsiella pneumoniae
  88. One of the most common causes of gastroenteritis.
    Salmonella sp.
  89. Resistant to many antibiotic therapies
    Pseudomonas aeruginosa
  90. Second most common gram-negative cause of urinary tract infections.
    Proteus sp.
  91. Secondary burn infections are difficult to treat.
    Pseudomonas sp.

  92. Suppresses the growth of certain pathogenic organisms.
    Secondary burn infections are difficult to treat.
    Escherichia coli
  93. Surrounded by a broad, well-developed polysaccharide capsule.
    Klebsiella pneumoniae
  94. Synthesizes large quantities of vitamins
    Escherichia coli
  95. The most common gram-negative cause of urinary tract infections.
    Escherichia coli
  96. The word means "ill intestines".
    dysentery
  97. Transmitted by dairy products.
    Shigella sp.
  98. Transmitted by potato, tuna, seafood, macaroni, and chicken salads.
    Shigella sp.
  99. Transmitted by poultry.
    Shigella sp.
  100. Transmitted by raw vegetables.
    Shigella sp.
  101. Widely distributed in soil and water.
    Pseudomonas sp.

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