Clotting Factors Overview

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Questions and Answers

Which clotting factor is also known as the antihemophilic factor?

  • Factor VII
  • Factor IX
  • Factor VIII (correct)
  • Factor V

Which of the following clotting factors is categorized as a 'labile factor'?

  • Factor V (correct)
  • Factor X
  • Factor VII
  • Factor III

Which factor is also known as Christmas Factor or Plasma Thromboplastin Component?

  • Factor VIII
  • Factor X
  • Factor IX (correct)
  • Factor XI

Which of these clotting factors acts as a substrate for fibrin formation?

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

Which clotting factor is essential for the stabilization of the fibrin clot?

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

Flashcards

What is Fibrinogen?

A protein involved in the final step of the clotting cascade, forming fibrin strands that create a clot.

What is Prothrombin?

A protein converted into thrombin, a key enzyme in the clotting process, catalyzing fibrinogen into fibrin.

What is Tissue Thromboplastin?

A complex released from damaged tissue, initiating the extrinsic pathway of coagulation.

What are Calcium Ions?

A vital mineral acting as a cofactor in many coagulation reactions, aiding in the activation of clotting factors.

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What is Labile Factor?

A labile (unstable) protein involved in the intrinsic pathway of coagulation, aiding in the conversion of prothrombin to thrombin.

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Study Notes

Clotting Factors

  • Factor I: Fibrinogen
  • Factor II: Prothrombin
  • Factor III: Tissue Thromboplastin
  • Factor IV: Calcium Ions
  • Factor V: Labile Factor
  • Factor VII: Stable Factor
  • Factor VIII: Antihemophilic Factor
  • Factor IX: Christmas Factor, or Plasma Thromboplastin Component (PTC)
  • Factor X: Stuart-Prower Factor
  • Factor XI: Plasma Thromboplastin Antecedent (PTA)
  • Factor XII: Hageman Factor
  • Factor XIII: Fibrin Stabilizing Factor

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