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Disease - Coggle Diagram

- - - - helminths - worms - eg flat, thorny headed and round - gastrointestinal tract and blood
      - Protozoa - 1 cell organisms - faeces and blood
      - ectoparasites - eg ticks, fleas, lice and mites
  - - - direct
        
        respiratory - coughing, singing, talking
        
        faecal-oral - kissing
        
        eg, head lice, STDs, scabbies
        
        via humans!
      - indirect
        
        faecal-oral - toilet handles, food poisoning
        
        respiratory - tissues
        
        blood-borne - injection or transfusion
        
        airborne - usually via respiratory tract
        
        vector-borne - need an infected person
        
        via inanimate objects/fomites
  - - - poor personal hygiene
      - poor environmental reservior control
    - - low levels of immunity
  - - - person to person - isolation, social distancing, disinfection
      - food - washing, cooking thoroughly, boiling milk, hand washing
      - objects - washing, sterilisation, disinfection
      - vectors - disinfection, pest control, eradication of breeding sites
      - water - boiling, adding disinfectant, protecting
    - - vaccination
      - chemoprophylaxis/chemoprevention - treatment via medication
      - healthy lifestyle - nutrition, exercise, non-smoking, responsible drinking
      - limit exposure
  - - - population growth - overcrowding spreads disease
      - poverty - reduces options
      - movement of people and things - creates global spread
      - behaviours - make spread uneven
      - adaptability of microorganisms - resistance to drugs, re-emergence of diseases
      - breakdown of health infrastructure/PH policy
      - climate change - effects food and water, migration and spread of disease
      - conflict - mass population movement, overcrowding, breakdown of public life, chemical warfare