Match the definitions with the following terms. (10 points)
1. Communicable disease - a disease that spread from one person to another
2. Pathogens - microorganisms that cause disease.
3. Immune system - a network of cells, tissues, organs, and chemicals that fight off pathogens.
4. Blood-borne - pathogen that is spread through contact with an infected person's blood.
5. Insulin - a hormone that helps glucose from food enter body cells and provide them with energy.
6. Indirect contact - contact with body fluids, other than blood, of an infected person.
7. Non-communicable disease - a disease that is not transmitted by another person.
8. Tumor - abnormal mass of tissue.