Medicine Through Time

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