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5 Written questions

5 Matching questions

  1. lepromatous
  2. armadillos
  3. carotenoids
  4. disease
  5. non-TB
  1. a ... mycobacteria are usually rapid growers which distinguishes them from the photochromogens, scotochromogens, and nonchromogens
  2. b in ... mycobacterium infections with M. leprae, we see multiple lesions, destructive tissue damage, multibacillary (ie bacteriema), and it is contagious due to a lack of a response by immune system (weak immune system)
  3. c ... are a reservoir for M . leprae in the wild an dmay transmit the infection to humans
  4. d ,,, are produced by the mycobacteria and are called photochromogens
  5. e what tips the balance towards TB ... includes
    1. age: very young, teenage years, old
    2. immune status: ie immune compromised HIV AIDs, alpha inhibition therapy, immunosuppressants, innate defects
    3. heavy exposure
    4. genetics
    5. certain strains of M. tuberculosis

5 Multiple choice questions

  1. ... can be distinguished from other forms of bacterial infection based on growth time, temperature and morphology
    1. takes a ton of time to grow
    2. color of colonies in light and dark
    3. chemical reactions/growth conditions
  2. .. is a type of mycobacteria that is the agent of leprosy
  3. the ... (aka skin response to TB antigen) occurs 2 weeks after infection
  4. M. tb exocytoses its ...., and MHC class I to CD8 T cell
  5. 1/3 of the world has a ... TB infection

5 True/False questions

  1. photochromogens... have been associated with rapidly growing nontuberculous mycobacteria outbreaks (ie using fish in spa treatment!)


  2. respiratorywe see 800,000 cases a year in India, Nepal, Brazil, and Africa of .... we also see about 100 cases of this a year in US


  3. M. TB... facilitates its uptake by macrophage phagosome, via complement receptors, and then the lysosome will not fuse with the phagosome


  4. lipid synthesis... in the cell wall of M. tb may facilitate the fact that lysosome of macrophage does not fuse to phagosome, due to selectively fusogenic nature of microbe, which can survive on host lipids


  5. lipidacid fast bacteria have stain that sticks to the cell wall so well because the cell walls are ... rich, making them look waxy