Immunity

3. a type of lymphocyte that gives rise to plasma cells and secretes antibodies.
8. Vibrio cholera
9. globular glycoproteins with quaternary structure, they form the group of plasma proteins called immunoglobulins.
12. second type of white blood cells, they are smaller than phagocytes.
13. a lymphocyte that does not secrete antibodies.
14. the body’s defense system.
19. immunity gained either by vaccination or by injecting antibodies.

1. immunity provided by antibodies or antitoxins provided from outside the body.
2. immunity gained by being infected from the mother across the placenta or in breast milk.
4. cells lymphocytes which develop during an immune response and retain the ability to respond quickly when an antigen enter the body on a second occasion.
5. variola virus
6. the causative agent of an infectious disease.
7. it is where immune system cells are originated.
10. giving a vaccine either by injection or by mouth.
11. immunity developed after contacting pathogens inside the body.
15. phagocyte cell found in tissues throughout the body, they act as antigen presenting cells.
16. they remove dead cells and invasive microorganisms.
17. a phagocyte white blood cell.
18. preparation containing antigens which is used to stimulate an immune response artificially.
20. protection against infectious diseases, gained either actively or passively.