1. What is immunotherapy and why are people so excited aboutit?

2. When Bill received a cancer diagnosis, his physician told himabout the grade and stage of the tumor. Which of these is mostlikely to convey information about the degree of metastasis?

3. Susie's doctor discovers a lump in her breast at her yearlyphysical exam. He sends her to an X-ray clinic for a mammogram. Isthe mammogram she gets an example of cancer screening? Why or whynot? If not, what is the term which best describes what ishappening at the X-ray clinic?

4. Radiation can be used to detect cancers, and radiation can beused to treat cancers. How is this possible? What are some of thedownsides of using radiation for detection and treatment?

5. In the early days of cancer surgery, women with breast cancerwere subjected to \"radical mastectormies\" in which significantamounts of their chest and shoulder were removed in addition totheir breast tissue. These surgical methods were painful anddangerous, and, it turns out, not effective in promoting longerlife in the patients. What do you think was the motivation forthese radical surgeries, and why do you think they were noteffective?

6. Thyroid cancer can be treated by giving patients radioactiveiodine. Why is this effective?

7. How can the effectiveness of alternative or complementarytherapies be determined scientifically?