Cancer Symptoms and Risk Factors Quiz

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Questions and Answers

What is the main characteristic that distinguishes cancer from benign tumors?

  • Presence of abnormal cells
  • Rapid growth rate
  • Likelihood of causing pain
  • Ability to invade or spread to other parts of the body (correct)

Which factor contributes to the highest percentage of cancer deaths?

  • Obesity
  • Tobacco use (correct)
  • Poor diet
  • Excessive alcohol consumption

What is a possible sign or symptom of cancer according to the text?

  • Skin discoloration
  • Abnormal bleeding (correct)
  • Nail brittleness
  • Hair loss

What contributes to 15% of cancers in the developing world?

<p>Infections such as Helicobacter pylori (B)</p> Signup and view all the answers

How do factors like tobacco use, obesity, and poor diet contribute to cancer development?

<p>By changing the genes of a cell (A)</p> Signup and view all the answers

What is the cause of about 22% of cancer deaths?

<p>Tobacco use (B)</p> Signup and view all the answers

Which infection contributes to 15% of cancers in the developing world?

<p>Helicobacter pylori (B)</p> Signup and view all the answers

What is the main characteristic of cancer that distinguishes it from benign tumors?

<p>Ability to invade or spread to other parts of the body (C)</p> Signup and view all the answers

Which factor contributes to changing the genes of a cell, leading to cancer development?

<p>Exposure to ionizing radiation (D)</p> Signup and view all the answers

What percentage of cancers in the developing world are due to infections such as hepatitis C and human immunodeficiency virus (HIV)?

<p>15% (B)</p> Signup and view all the answers

What is the main characteristic that distinguishes cancer from benign tumors?

<p>Ability to invade or spread to other parts of the body (D)</p> Signup and view all the answers

Which factor contributes to the highest percentage of cancer deaths?

<p>Tobacco use (B)</p> Signup and view all the answers

What is a possible sign or symptom of cancer according to the text?

<p>Unexplained weight loss (A)</p> Signup and view all the answers

What contributes to 15% of cancers in the developing world?

<p>Infections such as Helicobacter pylori (C)</p> Signup and view all the answers

How do factors like tobacco use and obesity contribute to cancer development?

<p>By changing the genes of a cell (A)</p> Signup and view all the answers

How do doctors typically obtain tissue for tumor grading?

<p>Through a biopsy procedure (B)</p> Signup and view all the answers

Who determines the grade of a tumor?

<p>A pathologist (D)</p> Signup and view all the answers

How are cells that look more normal described in the pathology report?

<p>Well-differentiated (D)</p> Signup and view all the answers

What determines the grade of different cancers?

<p>How cells look under the microscope (C)</p> Signup and view all the answers

What does a pathology report contain besides the tumor grade?

<p>Other details about the diagnosis (B)</p> Signup and view all the answers

What is the main characteristic that distinguishes benign tumors from malignant tumors?

<p>Benign tumors do not invade neighboring tissue or metastasize (C)</p> Signup and view all the answers

What are common examples of benign tumors?

<p>Moles and uterine fibroids (C)</p> Signup and view all the answers

How can benign tumor growth be harmful to health?

<p>It can compress neighboring tissues causing nerve damage and tissue death (D)</p> Signup and view all the answers

In what scenario can benign brain tumors be life-threatening?

<p>When they are contained within an enclosed space such as the cranium (A)</p> Signup and view all the answers

What is the distinguishing feature of benign tumors in terms of their cells?

<p>Benign tumors have relatively well differentiated cells (B)</p> Signup and view all the answers

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