Cancer Epidemiology
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Cancer Epidemiology

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Questions and Answers

Approximately what percentage of males will develop invasive cancer in their lifetime?

  • 30%
  • 40%
  • 45% (correct)
  • 38%

    • What is the estimated number of new cancer cases in the United States in 2012?

  • 1.2 million
  • 1.8 million
  • 1.6 million (correct)
  • 1.4 million

    • What is the estimated lifetime risk of dying from cancer for females?

  • 19% (correct)
  • 21%
  • 15%
  • 17%

    • What is the term for the uncontrolled growth of cells that often forms a solid mass or tumor?

    <p>Cancer</p> Signup and view all the answers

    What is the term for the spreading of tumors to other areas of the body?

    <p>Metastasis</p> Signup and view all the answers

    What genetic changes are required for cancer to progress toward metastasis?

    <p>Loss of cell adhesion proteins and activation of angiogenesis genes</p> Signup and view all the answers

    What is the age-standardized rate of cancer incidence in North America per 100,000 people?

    <p>326/100,000</p> Signup and view all the answers

    What is the correlation between cancer stage and disease severity?

    <p>Higher stages are indicative of significant spreading and severe systemic disease</p> Signup and view all the answers

    What is the primary factor in determining cancer severity?

    <p>A combination of tumor size, histology, regional lymph node involvement, and presence of metastasis</p> Signup and view all the answers

    How are solid tumors classified?

    <p>Using roman numerals (I to IV)</p> Signup and view all the answers

    What is the ultimate cause of cancer-associated morbidity and mortality?

    <p>Disruption of normal organ processes</p> Signup and view all the answers

    What is the relationship between proliferation and metastasis in cancer?

    <p>Both proliferation and metastasis occur at the expense of normal organ processes</p> Signup and view all the answers

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