medicine

4. A substance that stops or slows down the growth of microorganisms
6. An unpleasant or unhealthy smell or vapour.
7. Medicines that treat infections by killing bacteria.
10. A heart monitor invented by Willem Einthoven in the early 1900’s
12. A powerful Xray that provides a cross-section of the human body invented in 1972

1. The belief that the substances that make up the human body are: black bile, yellow bile, blood, and phlegm
2. A substance used to stimulate the production of antibodies and provide immunity against a disease
3. An organism that can be seen only through a microscope. Examples include bacteria, protozoa, algae, and fungi.
5. heating liquid or food to kill microorganisms
8. Protected against, not affected by a disease
9. To give a weak form of a disease to a person or animal, usually by injection, as a protection against that disease
11. The Romans built these to transport fresh water to highly populated areas.