WK 5: Pathology of Inflammation and Healing
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Questions and Answers

What type of necrosis is typically seen in tuberculosis?

  • Liquefactive necrosis
  • Fat necrosis
  • Coagulative necrosis
  • Caseous necrosis (correct)

What is the outcome of fibrosis in hollow organs?

  • Dilation
  • Obstruction (correct)
  • Rupture
  • Perforation

What type of cells are transformed macrophages that form granulomas?

  • Epithelial cells
  • Epithelioid histiocytes (correct)
  • Fibroblasts
  • Endothelial cells

What is the primary driver cell in chronic inflammation?

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

What is a common cause of chronic inflammation that starts as a chronic process?

<p>Persistent infections with low acute virulence (B)</p> Signup and view all the answers

What is the term for the formation of small blood vessels during the repair process?

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

What is the primary cause of chronic inflammation from the outset?

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

Which type of cell is responsible for ingesting pathogens and dead tissue in chronic inflammation?

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

What is the characteristic feature of granulomatous inflammation?

<p>Aggregates of macrophages forming granulomas (B)</p> Signup and view all the answers

What is the outcome of chronic inflammation if it subsides and the affected area scars?

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

What type of inflammation is often caused by low acute virulence microorganisms?

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

What is the characteristic feature of the inflammatory cells in chronic inflammation?

<p>Predominance of mononuclear white blood cells (A)</p> Signup and view all the answers

What is the outcome of acute inflammation when vital organs are overwhelmed by exogenous toxins and/or products of inflammation?

<p>Death due to shock and/or loss of function (C)</p> Signup and view all the answers

What is the term used to describe the mix of capillary vessels and fibroblasts that grow in when an area of tissue dies?

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

What is characteristic of chronic inflammation?

<p>Lasts for weeks to years (B)</p> Signup and view all the answers

What is the outcome of acute inflammation when tissue dies locally and then putrefies?

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

What is deposited in the extracellular matrix during the healing process?

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

What is an example of a condition where acute inflammation is repeated, leading to chronic inflammation?

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

What is the term for the presence of micro-organisms in or on tissue?

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

What is the term that describes the response of tissues to injury?

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

What is the result of increased blood vessel permeability in acute inflammation?

<p>Leakage of fluid, fibrin, and red blood cells (C)</p> Signup and view all the answers

What is the process by which white blood cells move through injured tissue in acute inflammation?

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

What is the term for the process by which white blood cells take up pathogens and dead cells?

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

What is the term for the presence of micro-organisms on or in tissue without an immune response?

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

What is the duration of acute inflammation?

<p>Hours or a few days (A)</p> Signup and view all the answers

What is the fifth principal change described in acute inflammation?

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

What is an example of a physical agent that can cause acute inflammation?

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

What is the sequence of events in acute inflammation?

<p>Dilation of arteries and capillaries, then increased blood flow (A)</p> Signup and view all the answers

What type of micro-organisms can cause acute inflammation?

<p>Bacteria, viruses, and parasites (C)</p> Signup and view all the answers

What is the consequence of chronic inflammation?

<p>Formation of new blood vessels and fibrous tissue (D)</p> Signup and view all the answers

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