Across
- 4. specific proteins that attach to antigens keeping them from harming the body
- 7. the ability to resist the pathogens that cause a particular disease
- 8. a secondary circulatory system that helps the body fight pathogens and maintains its fluid balance
- 9. substances that send the immune system into action
Down
- 1. special white blood cells in the blood and lymphatic system
- 2. a preparation of dead or weakened pathogens that is introduced into the body to cause an immune response
- 3. the body's response to injury or disease, resulting in a condition of swelling, pain, heat, and redness
- 5. result of pathogens or germs invading the body, multiplying, and harming some of your body's cells
- 6. system that is a combination of body defenses made up of the cells, tissues, and organs that fight pathogens in the body