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Flashcards

Gram Positive Rods

Pip Fraggle Microbiology English 63 cards

Cards in this deck (63)

  1. 1The only genus of aerobic gram rods that form endosporesBacillus
  2. 2the two pathogenic species of BacillusBacillus anthracis, Bacillus cereus
  3. 3Are Bacillus catalase positive or negative?positive
  4. 4How do Bacillus organisms produce spores?aerobically
  5. 5What deadly disease does Bacillus anthracis cause?anthrax
  6. 6What sources is Anthrax associated with?cattle hide, goat hair, other herbivorous animals
  7. 7What is the most common form of anthrax?Cutaneous anthrax
  8. 8What is the least sever form of anthrax?Cutaneous anthrax
  9. 9What two components are responsible for anthrax's virulencecapsule, exotoxin
  10. 10Is Bacillus anthracis motile?no
  11. 11Is Bacillus cereus motile?yes
  12. 12The disease that occurs when spores are inhaled during the shearing or sorting of animal hides.Woolsorters' disease (Pulmonary Anthrax)
  13. 13What is the mortality rate of untreated Pulmonary Anthrax (Woolsorters' disease)?80%-90%
  14. 14What is the morphology of Bacillius anthracis?Large gram-negative rods occuring in long chains (looks like bamboo)
  15. 15What agar does Bacillius anthracis grow well on?Blood agar
  16. 16What is the appearance of Bacillus anthracis on Blood Agar?raised, irregular margins and whirling projections (medusa-head appearance)
  17. 17What kind of hemolysis does Bacillus anthracis produce?Gamma hemolysis
  18. 18In what sort of disorder is Bacillus Cereus found?food poisoning
  19. 19Definition of self-limitingwhen an infection does not need outside treatment and the patient will recover on their own
  20. 20True/False All species of Bacillus are catalase positiveTRUE
  21. 21What is the range Bacillus species have been found to be able to survive?-5 degrees C to 75 degree C
  22. 22What external characteristic on a person can indicate infection with B. anthracis?a lesion
  23. 23What are potential sources for Listeria monocytogenes?raw fruits and vegetables, fish, poultry, fresh and processed meats, pasteurized and unpasteruized dairy
  24. 24Who is more at risk for contracting Listeria monocytogenes?pregnant females and their fetuses, newborns, the immunocompromised, the elderly
  25. 25what is the morphology of Listeria monocytogenes?a small, blunt gram positive rod
  26. 26What sort of hemolysis does Listeria monocytogenes show on SBA?Beta hemolysis
  27. 27Is Listeria moncytogenes catalase positive or negative?Positive
  28. 28Does Listeria monocytogenes test positive or negative for the CAMP test?positive
  29. 29Is Listeria positive or negative for the Bile Esculin test?positive
  30. 30What kind of motility does Listeria monocytogenes exhibit?Tumbling end over end
  31. 31What kind of infection does Erysipelothrix rhusiopathiae cause?a skin infection
  32. 32How do infections of Erysipelothrix rhusiopathiae usually manifest?a lesion that spreads on the hands and fingers
  33. 33What is the morphology of Erysipelothrix rhusiopathiae?thin gram positive rod
  34. 34Does Erysipelothrix rhusiopathiae test positive or negative for catalase?negative
  35. 35Does Erysipelothrix rhusiopathiae produce hydrogen sulfate?Yes
  36. 36Is Erysipelothrix rhusiopathiae motile?no
  37. 37What kind of hemolysis does Erysipelothrix rhusiopathiae exhibit?alpha or gamma hemolysis
  38. 38Does Erysipelothrix rhusiopathiae test positive or negative for Indole?negative
  39. 39Does Erysipelothrix rhusiopathiae test positive or negative for Voges-Proskauer?negative
  40. 40Of which areas is Corynebacteria a normal flora?the upper respiratory tract and the skin
  41. 41What is the most significant part of Corynebactiera's morphology?It's diptheroid appearance (also look like chinese letters or picket fences)
  42. 42Is Corynebacteria positive or negative for catalase?positive
  43. 43Is Corynebacteria positive or negative for oxidase?positive
  44. 44Does Corynebacteria form spores?no
  45. 45Is Corynebacteria motile?no
  46. 46What is the major pathogen in the genus Corynebacteria?Corynebacteria diptheriae
  47. 47What disease does Corynebacteria diptheriae cause?Diptheria
  48. 48What is the significant formation caused by Corynebacteria diptheriae?A pseudomembranous layer located in the oropharynx
  49. 49What kind of lab is Corynebacteria diptheriae tested in?A reference lab only
  50. 50What are the two common forms of transport media for Corynebacteria diptheriae?Tinsdale, Loeffler media, or Cystine-tellurite blood agar
  51. 51What is the reason for the low amount of cases of Corynebacteria diptheriae in the US today?the DPT vaccination
  52. 52Of what areas is Lactobacillus normal flora?vaginal canal, gastrointestinal tract, oropahrynx
  53. 53Is Lactobacillus catalase positive or negative?negative
  54. 54What kind of hemolysis does Lactobacillus demonstrate on SBA?alpha hemolytic
  55. 55What is the morphology of Lactobacillus?gram positive rods than are long, slender and often chaining
  56. 56What is the morphology of Gardernella vaginalis?gram positive/gram variable pleomorphic, bacillus
  57. 57What disorder for Gardnernella vaginalis cause?Bacterial vaginosis
  58. 58What are the symptoms of Bacterial vaginosisodiferous, grey vaginal discharge
  59. 59What is an important cell seen in bacterial vaginosis?A clue cell (an epithelial cell with organisms attached to the border)
  60. 60What is the appearance of the growth of bacterial vaginosis on SBA?small pinpoint colonies
  61. 61What is the morphology of Actinomycetes?gram positive rods that are long, thin, branching and sometimes beading
  62. 62What is the most frequent Actinomycetes isolation?Nocardia
  63. 63How long can it take for Actinomycetes to grow?3 days to 4 weeks

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Microbiology Flashcards on Gram Positive Rods, created by Pip Fraggle on 06/10/2016.
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Pip Fraggle
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