Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
52 Cards in this Set
- Front
- Back
|
The length of tourniquet abouve the site of veni |
3-4 inches |
|
|
How long should the tourniquest stay |
1 min |
|
|
Edta long cut |
Ethylenediaminetetraacetic acid |
|
|
Provide a barrier against venous blood flow to help locate a vein |
Tourniquet |
|
|
Accelarates the clotting process and decrease specimen preparation time |
Clot activators |
|
|
Example of clot activators |
Glass or silica particles(PCF XII) and thrombin |
|
|
3 Example of anticoagulant |
Edta, citrate, oxalate |
|
|
What does the anticoagulants remove that is needed for clotting |
Calcium |
|
|
Agent that inhibits the metabolism of glucose by blood cells |
Antiglycolytic agent |
|
|
Most common used antiglycolytic agent |
Sodium fluoride |
|
|
Tubes containing sodium fluoride alone yied what |
Serum |
|
|
Tubes containing sodium fluoride and an anticoagulant yield what |
Plasma |
|
|
Inert material that Undergoes temporary change in viscosity during centrifugation |
Separator gel |
|
|
Enables to serve as barrier between liquid and cells |
Separator gel |
|
|
Point with slanged side of needle |
Bevel |
|
|
Gauge number of needle is ____ related to bore size |
Inversely |
|
|
Most common size for adult venipuncture |
21 gauge with 1 inch length |
|
|
Consist of a short needle with plastic wings connected to thin tubing |
Winged blood collection set or butterfly |
|
|
Useful in collecting specimens from children or other patients for whom t is difficult to draw blood |
Winged blood collection set or butterfly |
|
|
The superficial vens of the what is used for veni |
Antecubital fossa |
|
|
Veins used in order of preference for the H pattern |
Median cubital vein Cephalic Basilic |
|
|
2 patterns of veins |
M H |
|
|
M pattern veins in order of preference |
Median vein Accessory cephalic vein Basilic vein |
|
|
Should the patient pump the fist |
No |
|
|
Order of draw for veni |
Yellow Blue Red Green Lavender Gray |
|
|
Component of yellow tube |
Sodium polyanethanol sulfonate (SPS) |
|
|
Component of blue tube |
Sodium citrate |
|
|
Component of red tube |
Clot activator |
|
|
Component of green tube |
Heparin |
|
|
Component of lavender tube |
Edta |
|
|
Component of gray tube |
Potassium oxalate or sodium fluoride |
|
|
Use of yellow tube |
Blood culture specimen |
|
|
Use of blue tube |
Coagulation determination |
|
|
Use of red tube |
Serum determination and blood donor screening |
|
|
Use of green tube |
Plasme determination |
|
|
Use of lavender tube |
Whole blood hematology determination |
|
|
Grey tube is used for |
Glucose determination |
|
|
Most crucial step in venipuncture process |
Patient iddntification |
|
|
Ratio of blood to anticoagulant |
9:1 |
|
|
Another term for bruising due ti veni |
Ecchymosis |
|
|
Most common complication encountered in obtaining a blood sample |
Ecchymosis |
|
|
Is bending effective to stop bleeding |
No |
|
|
Results when leakage of large amount of blood around puncture |
Hematoma |
|
|
Another term for fainting |
Syncope |
|
|
Increased concentration of cells larger molecules and analytes in blood as a result of a shift in water balance |
Hemoconcentration |
|
|
Cause of hemoconcentration |
Prolonging of tourniquet |
|
|
Rupture of red bloood cells that turn plasma pink or red |
Hemolysis |
|
|
Small red spots indicating small amounts of blood having escaped into skin |
Petechiae |
|
|
Swelling caused by abnormal accumultion of fluid in the intercellular spaces of tissues |
Edema |
|
|
Bone injury and possible infection |
Osteomyelitis |
|
|
Order of draw for skin puncture |
Tybe for blood gas analysis Slides Edta microcollection tube Other microcollection tube with anticoagulants Serum microcollection tubes |
|
|
What insimtitute should be followed for veni and skin puncture |
Clinical and laboratory standard institute |
