Across
- 3. The process by which phagocytes engulf and destroy pathogens
- 6. Organisms that live in or on another organism and derive nourishment from it
- 8. A program whereby communities or other large populations are systematically made immune to a disease
- 12. The temporary immunity that an infant acquires from its mother
- 14. A disease cause by organisms that enter and multiply within the human body
- 16. Proteins that destroy or neutralize invading pathogens
Down
- 1. A preparation based on a weakened or dead pathogen that provides immunity by causing the body to produce antibodies to the pathogen
- 2. The smallest known type of infectious agent
- 3. A serious inflammation of the lungs
- 4. Immunity your body develops to protect you from disease
- 5. The body's natural defenses against infection
- 7. A highly contagious bacterial infection that most often affects the lungs
- 9. The chief type of phagocyte involved in the process of phagocytosis
- 10. A bacterial infection of the throat
- 11. Spread
- 13. The soft, skinlike lining of many parts of the body
- 15. German Measles