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Mark G. HopewellAdult Branch ~ 3rd Year Undergraduate Student Nurse
The Clotting Cascade System
~ Clinical Teaching Session
Common Blood Disorders
Platelet aggregation:
Platelets change shape and form at the damaged site to form a haemostatic plug to prevent bleeding from the site.
A Complex Concept: The Clotting Cascade Process
A Less Complex Representation of
the Clotting Cascade System
External: Cuts to Finger
Internal: Vessel Damage
Types of Wound and Blood Vessel Damage
The 4 Stages of Haemostasis:
1: Vascular Constriction
2: Aggregation (Platelet formation
3: Coagulation (clotting of Fibrin)
4: Dissolution: Clot removal
The Convergence of the Intrinsic & Extrinsic Pathways
at Factor X
A Protein Made
up from Amino Acids
Thrombosis
Feedback System
Heamophillia
Thank you!
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