Chapter 24-25 Crossword

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Across
  1. 3. first step is a canker sore. Second step is a blister with a red ring you can never get rid of.
  2. 6. is no contact. May be by touching a door, through air, cell phone, desk, pencil..etc.
  3. 7. a pathogen that multiplies in the body
  4. 10. Comes after HIV; you have to take steps to get it
  5. 11. thrive in warm and wet climates. Examples are athletes foot and ringworm
  6. 14. single celled micro-organism. Lives everywhere and does not need a host. Some produce toxins and kill cells. Very few are harmful...
  7. 16. means that you can not catch a specific disease.
Down
  1. 1. blot is a very effective blood test
  2. 2. organism that can cause a disease
  3. 4. a bacteria. Occurs in 3 stages. Could cause death.
  4. 5. B cells produce them for a specific invader
  5. 8. a bacteria that is most common in teenage girls. May cause discharge, painful urination. Q-tip test is taken for this..
  6. 9. response is a reaction to damaged tissue. (splinter, bee sting)
  7. 12. physical barrier in between sperm and egg
  8. 13. immunity body's own defense. Vaccines and shots can help this.
  9. 15. pieces of genetic material that needs a host to survive and multiply