Pathogens
- Created by: Millie Fothergill
- Created on: 24-10-12 18:34
Fullscreen
A microorganism is a single-celled organism that's too small to be seen with a microscope.
They include bacteria, viruses and fungi.
A disease-causing microorganism is called a pathogen.
A disease is a malfunction of the body/mind which has a negative effect on health.
Pathogens:
- Gain entry to the host
- Colonise host tissues
- Raises defenses of the host
- Causes damage to the host tissues.
Pathogens gain entry to the host via interfaces (surface linking two systems, in this case the external and internal environment).
These include:
- The…
Comments
Report