Across
- 4. inanimate objects which carry pathogens until the object touches something else
- 5. body’s ability to maintain an internal environment through adjustments of biochemical and physical pathways
- 6. single celled microorganism varying in shape and size, responsible for causing a disease
- 8. vaccine which contains a weakened live version of the pathogen which can replicate once in the animal’s body
- 10. study of disease
- 12. organism responsible for causing diseases upon entering the body
- 14. substance used to stimulate the production of antibodies and provide immunity against a disease
- 16. alteration of the body or body organs which interrupts or disturbs the body’s functions
- 17. spore producing organism which feeds on organic matter and is responsible for causing a disease
- 18. vaccine which contains an inactive form of a pathogen incapable of replicating
Down
- 1. factors responsible for making an animal more suspectable to disease Probiotic live organisms responsible for providing health benefits
- 2. infectious agent made of a piece of genetic code protected by a coating of protein which can cause a disease
- 3. occurs when a large number of animals in a group become immune to a pathogen
- 7. structure on the surface of a pathogen responsible for attaching to receptors on immune cells
- 9. ability to resist a particular infection or toxin by the action of specific antibodies
- 11. organism which lives in or on another organism and obtains nutrients at the expense of the host; also responsible for causing a disease
- 13. protein responsible for neutralizing or destroying toxins and toxin-producing organisms
- 15. measures taken to prevent the introduction or spread of a pathogen
- 19. study of causes of diseases