Cell Injury and Death in Pathology
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Questions and Answers

What is the main enzyme involved in traumatic (non-enzymatic) fat necrosis?

  • Phospholipase (correct)
  • Insulin
  • Catalase
  • Amylase

In which condition is fibrinoid necrosis commonly seen?

  • Diabetes mellitus
  • Hypothyroidism
  • Type III hypersensitivity reactions (correct)
  • Hypertension

What type of cell death is characterized by brightly eosinophilic, hyaline-like deposition in the vessel wall?

  • Necrosis (correct)
  • Autophagy
  • Pyroptosis
  • Apoptosis

Which of the following diseases is an example of fibrinoid necrosis?

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

What distinguishes apoptosis from necrosis?

<p>Inflammation accompanies apoptosis but not necrosis (A)</p> Signup and view all the answers

What is the consequence of the release of phospholipases and lipases in traumatic fat necrosis?

<p>Damage to adipocyte membrane and leakage of TAGs (D)</p> Signup and view all the answers

Which immune reaction type is associated with the pathogenesis of fibrinoid necrosis?

<p>Type III hypersensitivity (A)</p> Signup and view all the answers

What can be observed microscopically in fibrinoid necrosis?

<p>Hyaline-like appearance in the vessel wall. (C)</p> Signup and view all the answers

What characterizes the process of apoptosis compared to necrosis?

<p>Inflammation accompanies apoptosis but not necrosis. (C)</p> Signup and view all the answers

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