Across
- 3. ____ B cell activation involves T cell stimulation
- 4. antibody receptors for B cells
- 7. stimulates a primary response and a memory response to a pathogen
- 10. Immunity that recognizes traits specific to particular pathogens, using a vast array of receptors
- 11. ____ lymphocytes enter the circulation and peripheral lymphoid organs where they survey for invading pathogens.
- 12. ____ have profoundly reduced the prevalence and impact of many infectious diseases that were once common and deadly
- 14. key players of adaptive acquired immunity
- 15. antibody receptors for T cells
Down
- 1. ____ immunization treats a patient with antibodies against a particular pathogens for immediate effect against pathogen
- 2. inoculation of dried pus from smallpox pustules of one patient into the arm of a healthy person
- 5. ____ defenses include phagocytic cells, NK cells, antimicrobial proteins, inflammatory response
- 6. Immunity that recognizes traits shared by broad ranges of pathogens, using a small set of receptors
- 8. substances that can elicit a response from a B or T cell
- 9. ____ defenses include skin, mucous membranes, and secretions
- 13. first recorded immunization occurred in ____ century china.