1) What three functions is the immune system organized to fulfill? What are the two subdivisions of the immune system, and what is the difference between them?

2) Name several behaviors that support a healthy immune system. What are some risk factors for infectious disease that you cannot control?

3) Describe how blood circulates through the heart, from the heart to the lungs, and from the heart to the body.

4) What blood pressure levels are considered optimal? What factors may contribute to the higher rate of hypertension and stroke among African Americans?

5) Describe the components of a diet that promotes cardiovascular health. What are three examples of such a diet?

6) How can tobacco use cause cancers of the pancreas, liver, or kidney?

7) What are the three leading cause of cancer death in men? In women? What are the three most commonly diagnosed cancers in men? In women?