Across
- 2. The unit for respiratory rate.
- 4. A disease that could cause paralysis and make someone need an "iron lung".
- 5. This "group" is considered the standard, of which to make comparisons.
- 6. This muscle pumps blood throughout the body.
- 8. A treatment that fights bacteria.
- 10. This set of organs brings oxygen into the body.
- 12. These cells are immortal and used for experimentation.
- 13. Another term for heart rate.
Down
- 1. This variable is what the researcher measures.
- 3. The virus-type that causes Covid-19 infection.
- 7. Includes heart rate, respiratory rate, blood pressure, and temperature.
- 9. This variable is what the researcher changes.
- 11. A treatment that helps our bodies fight viruses.