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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