Oedema and Effusions: Fluid Accumulation and Pressure Mechanisms

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Questions and Answers

What is the primary factor that distinguishes a transudate from an exudate?

  • The protein content of the fluid (correct)
  • The rate of lymphatic drainage
  • The hydrostatic pressure within the fluid
  • The presence of cellular debris

Which of the following is NOT a predisposing factor for the development of a thrombus according to Virchow's triad?

  • Changes in the intimal surface of the vessel
  • Changes in the pattern of blood flow
  • Changes in the blood constituents
  • Increased blood viscosity (correct)

What is the primary mechanism by which arterial thrombosis leads to tissue infarction?

  • Decreased plasma oncotic pressure
  • Increased hydrostatic pressure
  • Increased vascular permeability
  • Impaired vascular perfusion (correct)

Which of the following is a common risk factor for the development of deep vein thrombosis (DVT)?

<p>Immobilization/bed rest (A)</p> Signup and view all the answers

What is the primary mechanism by which venous thrombosis can lead to the development of varicose veins?

<p>Increased hydrostatic pressure (C)</p> Signup and view all the answers

Which of the following is the most common cause of arterial thrombosis in Western countries?

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

What is the primary mechanism by which a thrombus can lead to tissue infarction?

<p>Embolization of the thrombus (C)</p> Signup and view all the answers

Which of the following is a common cause of pulmonary edema?

<p>Increased hydrostatic pressure (D)</p> Signup and view all the answers

What is the primary function of the colloid osmotic pressure (COP) in the maintenance of fluid balance?

<p>To hold water within the vascular space (C)</p> Signup and view all the answers

Which of the following is the most common clinical consequence of venous thrombosis?

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

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