Diseases

2. Small single-celled organisms are called?
6. The sudden start of something dangerous and unwelcome is called?
7. The changing of a disease structure is called?
9. Transmit from one person to another?
10. A tiny organism that multiplies within cells and causes disease?
11. System The body system that is responsible for fighting disease?
13. Medical care given to a patient for illness or injury?
14. A bacteria or germ that can cause a disease?
16. Someone breathes in infected air?
17. A widespread occurrence of an infectious disease in a community is called?

1. Diseases that are infections transmitted by the bite of infected insects?
3. When a disease shows no symptoms it is called?
4. A noticeable change in the body that indicates the presence of a disease or other disorder.
5. Diseases which you cannot catch?
8. Your body can naturally defend itself against a disease?
12. A substance used to stimulate antibodies and provide immunity to a disease?
15. The worldwide spread of a disease is called?