public health gcse vaccination and germ theory

  • Created by: tia5303
  • Created on: 13-07-20 20:06
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  • how science and technology has affected public health
    • germ theory
      • Pasteur was the first to suggest germs caused disease
      • French chemist, louis Pasteur
      • he blamed the souring of sugar beet on germs when he was hired to find an explanation in 1857
      • he proved there were germs in the air
        • he showed that sterilised water in a closed flask stayed sterile
          • while sterilised water in an open flask bred germs
      • in 1861 he published his germ theory
        • in it he argued that microbes in the air caused decay not the other way around
        • he also suggested that some germs caused disease
      • in 1867 he published evidence proving there was link between germs and disease
        • he demonstrated that germs caused a disease in silkworks
      • helped public health as now people know to wash their hands to avoid germs
      • science and technology in public health
        • vaccination
          • Edward Jenner, born 1749, country doctor, gloucestershire
          • discovered that people who got cowpox couldn't get smallpox
            • tested theory by injecting small boy, James Phipps with cowpox from a milkmaid, sarah nelmes
              • found james didnt catch smallpox
          • jenner published his findings in 1798, coined the word vaccination from latin word for cow
          • jenner faced opposition to his vaccine
          • vaccination became compulsory in 1853
          • jenners discovery got approval from parliament
            • in 1802 he was given £10,000 to open a vaccination clinic
          • in 1840 vaccination against smallpox was made free for infants
            • in 1853 it was made compulsory
            • the vaccine was a success and contributed to a big fall in the number of smallpox cases in britain.


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