Cellular Responses to Stress and Harmful Stimuli Quiz
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Questions and Answers

What is hyperplasia?

  • An increase in the size of cells in an organ or tissue
  • The process of cellular differentiation in an organ or tissue
  • The process of cell death in an organ or tissue
  • An increase in the number of cells in an organ or tissue (correct)
  • What type of hyperplasia occurs as an increase in tissue mass after damage or partial resection?

  • Hormonal hyperplasia
  • Presynthetic hyperplasia
  • Compensatory hyperplasia (correct)
  • Pathologic hyperplasia
  • In pregnancy, what contributes to the striking increase in mass of smooth muscle in the uterus?

  • Apoptosis
  • Hypertrophy and hyperplasia (correct)
  • Necrosis
  • Cellular differentiation
  • What is the cause of atrophy due to inadequate nutrition?

    <p>Protein-energy deficiency</p> Signup and view all the answers

    Which of the following results in physiologic atrophy of endometrium, vaginal epithelium, and breast?

    <p>Loss of estrogen stimulation</p> Signup and view all the answers

    What can cause atrophy by tissue compression for a length of time?

    <p>Enlarging benign tumor</p> Signup and view all the answers

    Which type of atrophy is seen in tissues containing permanent cells such as brain and heart?

    <p>Senile atrophy</p> Signup and view all the answers

    What is the term for the adjustment of cell structure and function to accommodate physiological or pathological stimuli?

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

    In which type of cells do adaptive responses like hyperplasia and hypertrophy occur?

    <p>Constantly dividing labile cells</p> Signup and view all the answers

    What term is used to describe a sequence of events that occurs when the limits of adaptive response to a stimulus are exceeded?

    <p>Cell injury</p> Signup and view all the answers

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