Understanding Oncology and Cancer
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Questions and Answers

What is the definition of cancer?

  • A disease caused by an overgrowth of healthy cells
  • A disease process that begins when an abnormal cell is transformed by the genetic mutation of cellular DNA (correct)
  • An umbrella term for many diseases that begin in body cells
  • A mass of tissue formed when new cells are not needed
  • What is the predicted increase in cancer rates worldwide over the next 20 years?

  • 30%
  • 50% (correct)
  • 100%
  • 10%
  • How are healthy cells in the human body supposed to divide?

  • To form a mass of tissue called a tumor
  • To undergo genetic mutation
  • To produce more cells (correct)
  • To stop dividing when new cells are not needed
  • What are the common theories for the development of cancer?

    <p>Cellular transformation and failure of the immune response</p> Signup and view all the answers

    According to the World Cancer Report, what is the predicted number of new cancer cases each year by 2020?

    <p>15 million</p> Signup and view all the answers

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