Explain what may be done to reduce the threat ofemerging and reemerging diseases.

Outline the target organs and symptoms of the principal atopicdiseases and their diagnosis and treatment.

a. If a person returns from traveling afflicted with trypanosomiasisor leishmaniasis, is he or she generally infective to others?Explain.b. Explain why there is no malaria above 6,000 feet in altitude.c. Account for all of the protective effects offered by insecticidetreatedbednets.

Pick a relatively common disease in the United States and provide a brief description. Outline the causal and risk factors for the disease and whether the risk factor is modifiable or non-modifiable and what interventions might be implemented to reduce the number of people developing or progressing with the disease.

Explain the significance of nontuberculous mycobacterial diseases.