chapter 13

1. from latin word vaca hat means cow
3. rapid mobilization of lymphocytes preprogrammed to recall their first engagement with the antigen
6. Helper T cells
11. primary signal that the molecule is foreign
12. produces a series of glycoproteins found on all cells except red blood cells
13. immunity that is acquired during the normal biological experiences of an individual rather than through medical intervention
14. individual receives an immune stimulus that activates B and T cells, causing their own body to produce immune substances such as antibodies

2. the ability of the body to react with countless foreign substances
4. any compound that enhances immunogenicity and prolongs antigen retention at the injection site
5. large glycoprotein molecules that serve as the antigen receptors of b cells and when secreted are called antibodies
7. immunity induced by vaccines or artificial means
8. individual receives immune substances that are produed actively in the body of another human or animal donor.
9. response is focused on a single antigen
10. does not react with self antigens
15. cytotoxic cells