Immunology class Ass.

1) In the space below, make comparisons between primary and secondary immune responses. (5 lines each)

 

Primary responses: 

 

Secondary responses: 

 

2) What are three advantages that memory cells have over effector cells? 

3) In the space below, define the following hypersensitivities: (3 lines for each types)

Type I: 

Type II: 

Type III: 

Type IV: 

Which of these is more prevalent in developed countries? Why?  (5 lines)