Pathology: Neoplasms and Metaplasia Quiz
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Questions and Answers

What is the defining characteristic of a neoplasm?

  • A mass of tissue that grows at a rate coordinated with normal tissues
  • A mass of tissue that grows independently of normal tissues (correct)
  • A mass of tissue that is always benign
  • A mass of tissue that is always malignant
  • Which of the following is NOT a characteristic of neoplasms?

  • They are always benign. (correct)
  • They are genetically altered.
  • They are autonomous.
  • They are clonal.
  • Which of the following is a benign tumor of cartilage?

  • Osteoma
  • Chondroma (correct)
  • Chondrosarcoma
  • Fibroma
  • Which of the following is a malignant tumor of glandular tissue?

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

    Which of the following is a malignant tumor of skeletal muscle cells?

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

    Which of the following is a benign tumor that projects above a mucosal surface?

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

    Which of the following is NOT a characteristic of a sarcoma?

    <p>It is always benign. (A)</p> Signup and view all the answers

    Which of the following is NOT a type of carcinoma?

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

    What type of stem cell is responsible for giving rise to red blood cells, white blood cells, and platelets?

    <p>Multipotent progenitor cells (Hematopoietic stem cells) (D)</p> Signup and view all the answers

    What is the main difference between metaplasia and dysplasia?

    <p>Metaplasia involves a change in cell type, while dysplasia involves a change in cell size and shape (A)</p> Signup and view all the answers

    Which of the following is an example of squamous cell metaplasia?

    <p>Conversion of glandular epithelium to squamous epithelium in the bronchi of smokers (D)</p> Signup and view all the answers

    What is the primary role of stem cells in differentiation?

    <p>Stem cells are responsible for transforming into specialized cells with specific functions (C)</p> Signup and view all the answers

    What is the main reason why metaplasia is considered an adaptive process?

    <p>It helps the tissue better adapt to new environmental conditions, improving survival (B)</p> Signup and view all the answers

    What is “intestinal metaplasia”?

    <p>The formation of intestinal-like cells in the stomach due to chronic gastritis (A)</p> Signup and view all the answers

    Which of the following is NOT a potential cause of metaplasia?

    <p>A deficiency in vitamin C (C)</p> Signup and view all the answers

    Which of the following conditions is NOT a benign, non-cancerous tumor?

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

    Which of the following is NOT an example of metaplasia of connective tissue?

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

    Which of the following statements about tumors is TRUE?

    <p>A malignant tumor is always a mass of tissue that grows excessively and uncontrollably. (C)</p> Signup and view all the answers

    Which of the following is a characteristic of a choristoma?

    <p>It is a benign tumor composed of normal tissue in an abnormal location. (B)</p> Signup and view all the answers

    Squamous metaplasia in the endometrium is most often associated with:

    <p>Hormonal imbalance related to hyperestrogenism (A)</p> Signup and view all the answers

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