1. Explain how skin cancer is linked to sun exposure. 2. Give several examples of excessive noise in your environment. 3. Name a biologic agent and the associated problem for each of the following: a....

1. Explain how skin cancer is linked to sun exposure.

2. Give several examples of excessive noise in your environment.

3. Name a biologic agent and the associated problem for each of the following:

a. Transmission of an infection through a bite

b. Hypersensitivity reaction

c. Injection of a toxin

4. Define a carrier.

5. Define fecal-oral transmission of infection and give an example.