Edema: Types and Pathogenesis
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Questions and Answers

What is the primary cause of exudate formation?

  • Low protein content
  • Normal plasma osmotic pressure
  • Increased vascular permeability due to infective process (correct)
  • Reduced hydrostatic pressure
  • Which condition is most likely to result in reduced plasma osmotic pressure (hypoproteinemia)?

  • Thrombosis
  • Increased renin-angiotensin-aldosterone secretion
  • Protein-losing glomerulopathies (correct)
  • Excessive salt intake with renal insufficiency
  • What is the common cause of impaired venous return leading to edema?

  • Neoplastic lymphatic obstruction
  • Increased tubular reabsorption of sodium
  • Constrictive pericarditis (correct)
  • Renal hypoperfusion
  • In which part of the body does edema typically accumulate when there is excessive salt intake with renal insufficiency?

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

    What is the typical morphological appearance of edema in the lungs?

    <p>Frothy, sometimes blood-tinged fluid (D)</p> Signup and view all the answers

    What is the main cause of pitting oedema?

    <p>Increased interstitial fluid volume (A)</p> Signup and view all the answers

    Which factor primarily maintains the constant level of interstitial fluid?

    <p>Plasma colloid oncotic pressure (B)</p> Signup and view all the answers

    What type of oedema is associated with an inflammatory response?

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

    What is the primary factor influencing fluid movement across capillary walls?

    <p>Plasma colloid oncotic pressure (C)</p> Signup and view all the answers

    In oedema, impaired removal of interstitial fluid is primarily associated with:

    <p>Decreased lymphatic drainage (C)</p> Signup and view all the answers

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