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Turnicky 06 Hemostas
Turnicky: Hemostasis
| Question | Answer |
|---|---|
| Formation of a platelet plug | Primary hemostasis |
| Formation of fibrin through the coagulation cascade | Secondary hemostasis |
| Formation of plasmin for breakdown of the clot | Tertiary hemostasis |
| Vitamin K dependent factors | II VII IX X |
| Needed for post-ribosomal attachment of COOH to glutamic acid | Vitamin K |
| COOH provides... | Ca receptor essential for binding the factor to phospholipid |
| Monitor in coumadin therapy | PT time |
| Monitor in heparin therapy | aPTT time |
| Intrinsic Pathway time | aPTT |
| Extrinsic pathway time | PT |
| Common pathway time | Thrombin time |
| Contains mediators of platelet function, ADP, ATP, Ca, and serotonin | Platelet dense bodies |
| Contains hemostatic proteins: fib, FV, vWF, PAI-I and plasminogen | Platelet alpha granules |
| Most numerous platelet granules | Alpha granulues |
| Platelet adhesion | Attachment of platelets to something besides other platelets |
| Platelet aggregation | Attachment of platelets to one another |
| Platelet secretion | Discharge of granular contents into the surrounding area |