For this report, you will select a vaccine- preventable disease or biological agent and describe the characteristics of a homeostatic system in both health and in a diseased state. Your report should include the pathophysiological impact on the body system affected in disease, how the disease functions

For this report, you will select a vaccine- preventable disease or  biological agent and describe the characteristics of a homeostatic system in both health and in a diseased  state. Your report  should include the pathophysiological  impact on the body system affected  in disease,  how the disease functions in homeostasis, as  well as a physiological explanation as to how the vaccine  works .