1.Where is IgA found in the body? 2.Describe how type III hypersensitivity develops. 3.Explain the process by which an attack of hay fever follows exposure to pollen. 4. Explain why anaphylaxis is...

1.Where is IgA found in the body?

2.Describe how type III hypersensitivity develops.

3.Explain the process by which an attack of hay fever follows exposure to pollen.

4. Explain why anaphylaxis is considered life threatening.

5.Describe the pathophysiology of a type III hypersensitivity reaction.

6.Define an autoimmune disease, and explain how the causative mechanism differs from a normal defense.