Nursing 210 Clotting part 1 and 2 PVCC Test Questions with Answers
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Nursing 210 Clotting part 1 and 2 PVCC
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Nursing 210 Clotting Part 1 And 2 PVCC
Nursing 210 Clotting part 1 and 2 PVCC Test Questions with Answers
In the US heparin comes from? - Answer-Material extracted from the intestinal mucosa of pigs
What is the other name for warfarin? - Answer-Coumadin
How long does it take for warfarin to start working at a therapeutic level? ...
Nursing 210 Clotting part 1 and 2
PVCC Test Questions with
Answers
In the US heparin comes from? - Answer-Material extracted from the intestinal mucosa
of pigs
What is the other name for warfarin? - Answer-Coumadin
How long does it take for warfarin to start working at a therapeutic level? - Answer-4-5
days
What is an INR? - Answer-International ratio done when patients are on anticoagulants
INR should be greater than what when on warfarin? - Answer-2.0
How long is anticoagulation generally continued for? - Answer-3 months
Warfarin interferes with synthesis of what? - Answer-Vitamin K dependent clotting
factors by the liver
Foods rich in vitamin __ interfere with warfarin and patients should avoid what food? -
Answer-K, leafy vegetables
If the INR becomes too high what can be an easy way to fix it while on warfarin? -
Answer-eating leafy greens and using Vit. K to interfere with the drug, leveling out the
INR
What is an LMWHs? - Answer-low molecular weight heparin
What are the most frequently used LMWHs? - Answer-- Enoxaparin (Lovenox)
- Dalteparin
(Fragmin)
What is the most bioavailble fraction of heparin? - Answer-LMWHs
Can LMWH be used interchangeably with other heparin? - Answer-no
What HIT? - Answer-Heparin induced thrombocytopenia
During hemorrhage what levels might be normal? - Answer-PT/INR or aPTT levels
, Direct thrombin inhibitors do what? - Answer-inactivate both free and bound thrombin
What are the direct thrombin inhibitors with this unit? - Answer-Bivalirudin
Argatroban
Desirudin
Dabigatran
What needs to be done before administering a direct thrombin inhibitor? - Answer--
Assess for bleeding disorders
- Obtain baseline aPTT prior to starting drug therapy
- Note that Bivalirudin and Argatroban are meant to be administered in conjunction with
aspirin therapy.
What are Factor Xa inhibitors? - Answer-Newer category of anticoagulants that have a
lower risk of food and drug interaction and do not require frequent INR monitoring
What are the disadvantages of Xa inibitors? - Answer-- Cannot be stopped suddenly
- No antidote
- Very expensive currently
What should patients taking anticoagulants do? - Answer-- Report unusual bleeding
- Take precautions to not bleed (soft bristle toothbrush, electric razor, night light)
- Avoid contact sports
- Wear a medical alert tag
What surgical intervention is done to prevent PE or gangrene when thrombi lodge in the
femoral vein? - Answer-Venous thrombectomy
What is a venous thrombectomy? - Answer-Surgical removal of a vein clot
Superficial thrombophlebitis of the great saphenous vein can progress to what? -
Answer-DVT
What can be done to prevent superficial thrombophlebitis of the great saphenous vein
progressing to DVT? - Answer-We can ligate and divide the saphenous vein where it
joins the femoral vein.
Where is the saphenous vein? - Answer-great saphenous and small saphenous vein in
the legs
What non pharmacological interventions can be done for Superficial venous
thrombosis? - Answer-Apply warm moist compresses, rest the extremity, and use
NSAID for relief
coagulation cascade - Answer-The series of steps beginning with the intrinsic or
extrinsic pathways of coagulation and proceeding through the formation of a fibrin clot
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