micro chapter 11

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Author:
lcunrod7
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266616
Filename:
micro chapter 11
Updated:
2014-03-16 10:50:19
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microgoorganism
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  1. what are the three methods used to detroy or reduce undesirable microbes in a given area (decontamination)
    physical, chemical, and mechanical
  2. another name for filaments are
    hyphae
  3. another name for growing and reproducing
    trophozoite
  4. what primary targets are microorganisms capable of causing infection or spoilage
    • vegetative bacterial cells, and endospores
    • fungal hyphae and spores, yeast
    • protozoan trophozolites and cysts
    • worms and viruses
  5. what microbe is highly resistant
    bacterial endospores
  6. what microbes are moderate resistant
    pseudomonas sp. mycobacterium tuberulosis, staphlyococcus aureus, protozoan cysts
  7. what microbes are least resistant
    most bacterial vegetative cells, fungal spores and hyphae, yeast, viruses and protozoan trophozoites
  8. what is the process that destroys all viable microbes, including viruses and endospores
    sterilization
  9. what is a process to destroy vegetative pathogens, not endospores; inanimate objects
    disinfection
  10. what are disinfectants applied directly to exposed body surfaces
    antiseptic
  11. what are any cleansing techniquw that mechanically removes microbes
    sanitization
  12. what reduces the number of microbes through mechanical means
    degermation
  13. what is the absence of microbes in tissue
    asepsis
  14. what is the condition where microbes are present in the blood or tissue
    sepsis
  15. what kill bacteria
    • -cide, bacteriocide, fungicide, sporicide
    • genocide (causes disease)
  16. what stays the same, which doesn't grow
    static
  17. what is hard to detect, microbes ofter reveal no conspicuous vital signs to begin with
    microbial death
  18. what is permanent loss of reproductive capability, even under optimum growth conditions
    microbial death
  19. what are the 4 cellular targets of physical and chemical agents
    the cell wall, the cell membrane surfactants, protein and nucleic acid synthesis, and proteins
  20. what becomes fragile and cell lyses; some antimicrobial drugs, detergents and alcohol
    cell wall
  21. what loses integrity; detergent
    cell membrane surfactants
  22. what is the prevention of replication, transcription, translation, peptide bond formation, protein synthesis; chloramphenicol, ultraviolet radiation, formaldehyde
    protein and nucleic acid synthesis
  23. what disrupt or denature proteins; alcohols, phenols, acids, heat
    proteins
  24. what is a change in shape and block protein cite
    denaturation
  25. what is a process where proteins bond together and can no longer perform, disabled
    coagulation

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