Infectious Disease Crossword

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Across
  1. 3. Tiny single-celled organisms, some which can cause disease
  2. 4. A substance usually prepared from killed or weakened pathogens or from genetic material and that is introduced into a body to produce immunity
  3. 5. An inflammation of the liver
  4. 8. A change that a person notices in his or her body or mind and that is caused by a disease or disorder
  5. 10. Tiny disease-causing particles made up of genetic material and a protein coat
  6. 11. A network of vessels that carry a clear fluid called lymph through the body (two words)
  7. 13. Any disease that is caused by an agent that has invaded the body (two words)
  8. 14. A blood cell whose primary job is to defend the body against disease (three words)
  9. 15. Organisms that absorb and use the nutrients of living or dead organisms
Down
  1. 1. A condition in which bacteria can no longer be killed by a particular antibiotic (two words)
  2. 2. A bacterial infection of the digestive system usually spread by eating contaminated food
  3. 6. A reaction to injury or infection that is characterized by pain, redness, and swelling
  4. 7. An inflammation of the membranes covering the brain and the spinal cord
  5. 9. Any agent that causes disease
  6. 12. An inflammation of the intestine causing an ameba (two words)