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Across
  1. 2. /Medicines that treat infections by killing bacteria.
  2. 10. /A heart monitor invented by Willem Einthoven in the early 1900’s
  3. 11. /A substance that stops or slows down the growth of microorganisms
  4. 12. /Protected against, not affected by a disease
Down
  1. 1. /A powerful Xray that provides a cross-section of the human body invented in 1972
  2. 3. /A substance used to stimulate the production of antibodies substance and provide immunity against a disease
  3. 4. /To give a weak form of a disease to a person or animal, usually by injection, as a protection against that disease
  4. 5. /An organism that can be seen only through a microscope. Examples include bacteria, protozoa, algae, and fungi.
  5. 6. /The Romans built these to transport fresh water to highly populated areas.
  6. 7. /An unpleasant or unhealthy smell or vapour. /Heating liquid or food to kill microorganisms
  7. 8. /
  8. 9. belief that the substances that make up the human body are: black bile, yellow bile, blood, and phlegm.