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Disease Notes Unit 6.1 Chastain
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Learning Target I can explain how diseases can be contracted through my environment including family history.
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Germs Germs are tiny organisms, or living things, that can cause disease. Germs are so small and sneaky that they creep into our bodies without being noticed.
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Germs
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Bacteria Bacteria are tiny living beings (microorganisms) - they are neither plants nor animals - they belong to a group all by themselves. Bacteria are tiny single-cell microorganisms, usually a few micrometers in length that normally exist together in millions.
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Bacteria
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Disease an illness that affects a person, animal, or plant
a condition that prevents the body or mind from working normally.
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Infection The invasion and multiplication of microorganisms such as bacteria, viruses, and parasites that are not normally present within the body.
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Virus an infective agent that typically consists of a nucleic acid molecule in a protein coat. It is too small to be seen by light microscopy It is able to multiply only within the living cells of a host.
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Virus
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Epidemic A widespread occurrence of an infectious disease in a community at a particular time. Example – When people were sick with the flu at school.
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Pandemic A Disease prevalent over a whole country or the world.
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Vaccine A vaccine is a product that produces immunity from a disease and can be administered through needle injections, by mouth, or by aerosol.
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Immune System
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Quizlet 6.1
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