2.What is it called when cancer spreads?

3.What is a tumor?

4.What is a benign cancer?  What is a malignant cancer?

5.What does the Latin word for cancer mean?  Explain the significance of the name.

6.What is incidence? Which type of cancer has the lowest incidence?

7.Why  is cancer such a difficult disease to cure?

8.Which cancer has the highest and lowest death rate?

9.Which type has the highest number of new cases?

10.If you were a scientist studying cancer, what factor (environmental or other), would you target for investigation and why?

11.Explain how cancer cells differ from healthy cells.

12.What is the leading cause of death in the U.S?

data from

Global, regional, and national cancer incidence and death for 29 cancer groups in 2019 and trends analysis of the global cancer burden, 1990–2019 | Journal of Hematology & Oncology | Full Text (biomedcentral.com)