Organ Abnormalities and Atrophy Quiz
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Questions and Answers

What is the correct definition of hypoplasia?

  • An organ which has never attained adult size (correct)
  • Diminution in size of an organ due to a decrease in the size or number of the constituent cells
  • Complete failure of development of an organ
  • The opposite of hyperplasia
  • Which condition results in the reduction of bone matrix and can occur due to recumbency, hormonal disturbances, and ageing?

  • Ischaemia
  • Aplasia
  • Metaplasia
  • Osteoporosis (correct)
  • What term refers to the diminution in size of an organ due to a decrease in the size or number of the constituent cells?

  • Atrophy (correct)
  • Metaplasia
  • Hypoplasia
  • Aplasia
  • In which condition does gradual vascular obstruction to an organ result in atrophy, for example, cerebral arterial atherosclerosis?

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

    What is the correct description of metaplasia?

    <p>Form of abnormal regeneration producing a differentiated type of cell different from that normally found in a given location</p> Signup and view all the answers

    What occurs when one type of epithelium changes to another, known as?

    <p>Epithelial metaplasia</p> Signup and view all the answers

    What is squamous metaplasia often associated with?

    <p>Chronic bronchitis</p> Signup and view all the answers

    Where is columnar metaplasia found?

    <p>Stomach - in chronic gastritis</p> Signup and view all the answers

    What type of tissue arises from metaplasia of fibroblasts?

    <p>Osteoid tissue</p> Signup and view all the answers

    Which disorder is a result of perverted nutrition and a deficiency of vitamin B12?

    <p>Pernicious anaemia</p> Signup and view all the answers

    What is dysplasia used to mean in the cervix?

    <p>Pre-malignant abnormal proliferation of cells</p> Signup and view all the answers

    Which category of tissue change is dysplasia generally not classified as?

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

    In which condition does squamous metaplasia often appear to be the result of persistent trauma?

    <p>Chronic bronchitis</p> Signup and view all the answers

    Where is dysplasia used to mean an abnormal proliferation of cells?

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

    What condition does columnar metaplasia appear in?

    <p>Chronic gastritis</p> Signup and view all the answers

    What is one of the areas that osteoid tissue arises from?

    <p>Fibroblasts metaplasia</p> Signup and view all the answers

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