Disease Vocab Words

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Across
  1. 4. a combination of body defenses made up of cells, tissues, and organs that fight pathogens in the body
  2. 6. a protein that helps fight off infection and provides protection from the same disease again
  3. 7. a living pathogen that can be found in any environment
  4. 9. a type of disease that can spread from one person to another
  5. 11. a life threatening medical condition caused by a severe allergic reaction
Down
  1. 1. any organism that can cause disease
  2. 2. a substance that produces antibodies to prevent infection and provide immunity from a specific disease
  3. 3. when there is no direct person to person contact
  4. 5. when there is physical contact between an infected person and a susceptible person
  5. 8. a condition when the immune system reacts abnormally to a foreign substance
  6. 10. a pathogen that replicates only within live host cells