Diseases

1. A disorder of structure or function. Known cause and a distinctive group of symptoms, signs, or anatomical changes.
2. Being resistant to a particular infectious disease or pathogen.
5. Lacking some necessary quality or element
7. Immunity that results when exposure to a disease organism triggers the immune system to produce antibodies to that disease.
9. Transmision by mouth
11. An organism that lives on or in a host organism and gets its food from or at the expense of its host
13. A submicroscopic infectious agent that replicates only inside the living cells of an organism
15. The period between exposure to an infection and the appearance of the first symptoms
16. Single-celled organism, either free-living or parasitic, that feeds on organic matter such as other microorganisms or organic debris.
17. Immunity that occurs when an individual is given antibodies rather than making them through their immune system
19. Solid excretory product evacuated
20. Bacteria or viruses that are most commonly transmitted through small respiratory droplets
22. A collection of pus that has built up within the tissue of the body

1. Condition that occurs when an animal loses more fluid than it takes in, and your body doesn't have enough water and other fluids to carry out its normal functions
3. Large enough to be seen with the naked eye
4. Extremely small size, visible only by the aid of the microscope
6. A group of spore-producing organisms that feed on organic matter
8. An organism of microscopic size
10. Single-celled, microscopic organisms that can be found all over the body.
12. Medicines that fight bacterial infections in people and animals
14. Substances created by plants and animals that are poisonous (toxic)
18. Something that causes disease.
21. A larger organism that harbors a smaller organism