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Pharmacology & Anest

Study exam 9

QuestionAnswer
Avitene Microfibrillar Collagen Hemostat (MCH) is derived from bovine corium collagen.
Which hemostatic agent creates a mechanical barrier to control bleeding? Bone wax
Which group of drugs is given intravenously to dissolve existing blood clots? Thrombolytics
During the first stage of blood clot formation, __________ is formed. thromboplastin
Which systemic coagulant is contraindicated in patients with a history of malignant hyperthermia? Calcium salts
Which hemostatic agent promotes platelet aggregation leading to clot formation? Avitene
Which drug is used to reverse the effect of heparin? Protamine sulfate
Which parenteral anticoagulant is used most often? Heparin sodium
A blood clot within an intact blood vessel is called a(n) thrombus.
A tiny piece of Gelfoam used during a tympanoplasty procedure is called a pledget
Which one of the following is not a systemic coagulant? Protamine sulfate
Which hemostatic agent was developed to treat severe traumatic bleeding on the battlefield? QuikClot
If a venous clot breaks off and travels to the heart, it is called a(n) embolus.
Which hemostatic agent causes adhesion formation if it comes in contact with nonbleeding tissues? Avitene
Which vitamin serves a vital role in coagulation? K
Which hemostatic agent can be used in the presence of a gram-positive microorganism? Surgicel
What types of hemostatics are used on areas of capillary bleeding? Topical
Which naturally occurring mechanism is the most dominant in blood? Anticoagulants
____________ is a natural clot-dissolving enzyme in the blood? Fibrinolysin
The formation or presence of a blood clot within the vascular system is termed thrombosis
Agents that dissolve already formed clots are called thrombolytics.
How long does the intrinsic pathway take to form a clot? Minutes
_____________ is brand of absorbable collagen sponge. Helistat
Damage to small blood vessels causes a series of reactions that produce a protein called fibrin.
Which product is a form of oxidized regenerated cellulose? Surgicel Fibrillar
During the third stage of blood clot formation, __________ is formed. fibrin
What is the duration of Coumadin? 2.5 to 5 days
During the second stage of blood clot formation, __________ is formed. thrombin
Which medication is not a thrombolytic drug? Warfarin
What is the onset of Coumadin? 2 or more days
Created by: lazm1211
 

 



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