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42 terms

IDC 015- LAB 1- Blood Anticoagulants

LAB 1
STUDY
PLAY
To obtain a whole blood specimen, what must be used?
An anticoagulant
What does EDTA stand for?
Ethylenediaminetetraacetic acid
What color top tube is EDTA (ethylenediaminetetraacetic acid) used in?
Purple/lavander tops
Purple/lavander tops are typically used in what type of studies?
Hematology
What hematology studies are purple/lavander tops used for?
CBC / Differential
What is most widely used with a chelating agent which binds calcium so blood cannot clot?
Blood Anticoagulants
What specimens can be refrigerated for approx. 24 hrs and does not affect cellular morphology?
Blood Anticoagulants
What is a liquid blood anticoagulant used in light blue top tubes?
Sodium citrate
What liquid blood anticoagulant is used for coagulation studies of Prothrombin Time ( PT ) and Partial Thromboplastin Time (PTT)?
Sodium citrate
What liquid blood anticoagulant has a chelating agent that binds calcium?
Sodium citrate
What liquid or powder blood anticoagulant is used in green top tubes?
Heparin
What color tube top is used for studies of Prothrombin Time ( PT ) and Partial Thromboplastin Time (PTT)?
Light blue top tubes
What color tube top is used for special plasma studies?
Green top tubes
What special plasma studies are done using green top tubes?
Ammonia and Adrenocorticotropic hormone (ACTH)
Heparin inhibits the clotting enzyme thrombin by activating what?
Antithrombin
Antithrombin prevents conversion of prothrombin to what?
Thrombin
Heparin is of limited use because what affects some test results?
Heparin salts
Heparin salts clump with what?
WBCs and platelets
What color top tube is sterile and has no anticoagulant or preservative?
Red top tube
Chemistry, serology, blood bank and others test requiring serum are drawn mainly using what color top tube?
Red top tube
What color top tube contains no anticoagulant but contains a serum separator gel?
Tiger top/HIV tube (Gold)
What is a tiger top/HIV(Gold) tube also called?
Serum Separator Tube(SST)
What color top tube is sodium fluoride used in?
Grey top tube
What blood anticoagulant is used in a grey top tube?
Sodium fluoride
What color tube top is used for glucose studies and ETOH levels analysis?
Grey top tube
What color tube top inhibits glycolysis?
Grey top tube
Using IV site and prolonged tourniquet pressure are what type of errors?
Phlebotomy errors
What results in hemoconcentration (a measurable increase in blood concentration)?
Prolonged tourniquet pressure
Wrong "order of draw", results in what?
Anticoagulant contamination
Wrong "order of draw", short fill and not mixing the tube are what type of errors?
Phlebotomy errors
Syncope (Fainting), is considered what type of complication?
Blood Draw Complication
Never draw patient while what?
Standing
In the event of syncope (fainting), what should you do with the patient?
Lie the patient down
In the event of syncope (fainting), how should you treat the patient?
Symptomatically
Inadequate cleaning of the site can lead to what complication?
Infection
If inadequate cleaning of the site has occured and there is infection what should you do?
Treat as necessary
Anticoagulation medication, inadequate pressure and bending the elbow can lead to what complication?
Continued bleeding
A collapsing vein, failure to enter vein and going through the vein are complications when doing what?
Drawing blood
What does leaking of blood into the tissues cause?
Hematoma
What can cause leaking of blood into the tissues?
Going through the vein
If you go through the vein you should stop the procedure and do what to the site with clean gauze?
Apply pressure
If you go through the vein what should you have the patient do with thier arm?
Elevate arm