Infectious Diseases, Antibiotics and Painkillers

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Hands spread microoraganisms through:

  • Food
  • Surfaces
  • Door knobs
  • Each other

Pathogens:

ANY MICROORGANISM THAT CAN CAUSE AN INFECTIOUS DISEASE IS CALLED A PATHOGEN

  • Some bacteria are pathogens
  • All viruses are pathogens

Bacteria:

  • If they get into blood or cells they can make us ill
  • Reproduce in our body and produce

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