1.4 Pathogens and Disease

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  • Created on: 27-02-13 19:26

1.4 Pathogens and Disease


-Are tiny micro-organisms that make us feel ill.

  • Usually bacteria and viruses, which both once inside our body reproduce rapidly

Bacteria eneter our bodies the move inbetween our cells and release toxins. (damages our cells - making us feel ill)

Viruses enter our bodies and inject their DNA into our cells. The reproduce inside our cells untill our cells busrt. (damages our cells - making us feel ill)

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1.4 Pathogens and Disease

Ignaz Semmelweiss (1818-65)

The doctor that discovered that disease were being transmitted through humans.

He demonstrated that hand-washing could drastically reduce the number of women dying after childbirth. This work took place in the 1840s, while he was Director of the maternity clinic at the Vienna General Hospital in Austria.

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