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8 Cards in this Set
- Front
- Back
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What is a pathogen |
Micro organisms that can cause diseases. |
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How do bacterias and viruses make us feel ill |
reproduce in the body damage cells and release toxins. |
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How do white blood cells help us defend against pathogens. |
Ingest pathogens and destroy them. |
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how does immunity develop |
Antigens- unique proteins on pathogen cell surface. White blood cells produce antibodies to join up with antigens on a pathogen. |
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What impact did 'Semmelweiss' research have |
He made the doctors wash their hands in chlorine water. He decreased the number of deaths. |
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How are painkillers useful |
They relieve symptons of an illness or infection |
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What are antibiotics and what can they be used for? |
Medicines that work inside the body to kill bacteria that cause diseases by damaging the bacterial cells. |
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What is one of the impacts of an overuse of anti biotics |
can cause resistant bacteria to develop |
