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Introduction to Infection Control. Chapter 13. Infection Control Terms. Microorganism. Pathogen Nonpathogen Probiotics= Treat IBS Efficient digestion Protect against pathogens. Types of Pathogens. Exogenous Infection / Disease that originate outside the body

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slide3

Pathogen

  • Nonpathogen
  • Probiotics=
    • Treat IBS
    • Efficient digestion
    • Protect against pathogens
types of pathogens
Types of Pathogens
  • Exogenous
    • Infection / Disease that originate outside the body
    • Ex. = Pathogens that invade the body
  • Endogenous
    • Infection / Disease that originate within the body
    • Ex. = Cancer, Metabolic disorders
slide5

Nosocomial

    • Infections acquired in a hospital /long term care facility
    • Transmitted from healthcare worker to patient
    • Prevention = Handwashing & PPEs
slide6

Opportunistic

    • Infections that occur when the body’s immune system is weak
    • Ex. = HIV pt., Cancer pt.
bacteria
Bacteria
  • Multiply rapidly / Classified by shape
  • Antibiotics used
    • Cocci (round shape)
      • Streptococcus / Staphylococci
      • Most common
    • Bacilli (rod shape) {Able to form spore}
      • Difficult to kill
      • TB, Pertussis, Tetanus
    • Spirilla (spiral shape)
      • Syphilis / Cholera
protozoa
Protozoa
  • Found in decayed material / contaminated water
  • Contain flagella (tail like) to move freely
  • Cause Malaria, Dysentery, African sleeping sickness
fungi
Fungi
  • Plant like organisms that lives in the environment
  • Contains spores
  • Tinea (Ringworm)
  • Athlete’s foot
  • Candida
virus
Virus
  • Smallest pathogen (hardest to kill)
  • Cannot reproduce unless they are inside another living cell
  • Resistant to disinfectants
  • Common cold, chicken pox, flu, Hepatitis, HIV