The Tumor and Carcinogenesis Quiz

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Questions and Answers

Which term describes tumour cells that resemble normal cells?

  • Well differentiated (correct)
  • Poorly differentiated
  • Anaplasia
  • Metastasis

What is a characteristic of anaplasia?

  • Ischemic necrosis
  • Tri-polar spindle
  • Presence of large numbers and abnormal mitoses (correct)
  • Loss of cell polarity

What is a characteristic of malignant tumours?

  • Well demarcated
  • Migration to distant tissues (correct)
  • Encapsulation
  • Minimal mitotic figures

What is a characteristic of benign tumours?

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

Which term is used to describe a new growth or abnormal mass of tissue?

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

What is the main difference between benign and malignant tumors?

<p>Benign tumors spread to distant sites, while malignant tumors remain localized. (D)</p> Signup and view all the answers

Which term is used to describe a malignant tumor of epithelial cell origin?

<p>Carcinoma (C)</p> Signup and view all the answers

Which term is used to describe a malignant tumor of mesodermal/mesenchymal origin?

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

What is the characteristic of benign tumors?

<p>They remain localized at their site of origin (C)</p> Signup and view all the answers

What is the term used to describe a new growth or abnormal mass of tissue?

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

Which term describes tumour cells that do not resemble normal cells?

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

What is a characteristic of anaplasia?

<p>Cells have abnormal nuclear morphology (C)</p> Signup and view all the answers

What is a characteristic of malignant tumors?

<p>They can metastasize (A)</p> Signup and view all the answers

What is a characteristic of benign tumors?

<p>They do not invade adjacent tissue (D)</p> Signup and view all the answers

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