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health 6

lesson 2 preventing disease

TermDefinition
contagious you can spread the virus to others by direct or indirect contact
infection the results of pathogens or germs invading the body, multiplying,& harming some of your body's cells
immune system a group of cells, tissues & organs that fight disease
lymphocytes white blood cells that attack pathogens or harmful germs
antibodies chemicals produced specifically to fight a particular invading substance
immunity resistance to infection
vaccine a dead or weakened pathogen introduced into your body
Created by: Mrs. Stickel