Cellular Response to Injury Quiz

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Questions and Answers

What is the key nuclear change that occurs during apoptosis?

  • Cytoplasmic swelling
  • Cell membrane disruption
  • Chromatin condensation and DNA fragmentation (correct)
  • Nucleus enlargement

Which process requires genes, proteins, and energy for its execution?

  • Inflammation
  • Phagocytosis
  • Apoptosis (correct)
  • Necrosis

In which type of cell death does the plasma membrane remain intact until the last stage?

  • Inflammation
  • Necrosis
  • Phagocytosis
  • Apoptosis (correct)

Which type of cell death is considered a passive process?

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

What is the characteristic structural change in cells undergoing necrosis?

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

Which type of protein can be deposited in a localized area and may not be harmful?

<p><strong>Amyloid</strong> protein (A)</p> Signup and view all the answers

Which type of necrosis is mainly caused by sudden ischemia?

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

What is the characteristic nuclear change in necrosis involving rupture of the nuclear membrane with fragmentation of the nucleus?

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

Which type of necrosis results in the affected tissue being surrounded by red tissue?

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

What is the main type of cell death involved in necrosis?

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

What is the common cytoplasmic change observed in cells undergoing necrosis?

<p>Loss of cellular membrane (D)</p> Signup and view all the answers

What distinguishes reversible response from irreversible cell injury in terms of cellular changes?

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

What type of necrosis is most commonly seen in infarction of the nervous tissue?

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

Which type of necrosis is characteristic of tuberculosis?

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

Which type of necrosis occurs due to trauma to adipose tissue like in breast and subcutaneous tissue?

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

Which type of cell death is referred to as programmed cell death in living tissues?

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

Which type of necrosis involves coagulative necrosis followed by putrefaction?

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

In which type of necrosis are the cellular details lost while the structural outline of the affected tissue is preserved?

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

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