Clinical 3 Phlebotomy; Venipuncture and capillary puncture
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Created by:
rbaker9009 on January 25, 2012
Description:
clinical 3 phlebotomy key terms and other terms needed to be known for the chapter 40 phlebotomy; venipuncture and capillary puncture test
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18 terms
Terms | Definitions |
|---|---|
 additive | any material placed in a tube that maintains or facilitates the integrity and function of the speciamen |
| aliquot | part of the whole specimen that has been taken off for use or storage |
| anticoagulant | chemical in a blood tube thay prevents the clotting of the blood by removing the calcium from the blood or by stopping the formation of thrombin |
| buffy coat | layer of white blood cells and platelets that forms at the interface between the plasma and red blood cells in a tube of blood containing an anticoagulant |
| cannula | the blunting member in a Bio-plexus punctureGaurd needle |
| centrifuge | device that spins tubes using centrifugal force to seperate the fluid portion of blood from the formed elements |
| constrict | to become smaller in diameter |
| dilate | to enlarge in diameter |
| edematous | abnormal accumulation of fluid in the tissues resulting in swelling |
| erothrocyte | red blood cell; one of the formed elements of the blood |
| hematology | study of the blood and the bloodforming tissues |
| hematoma | a large bruise; accumulation of blood around the venipuncture site during or after venipunture caused by the leakage of blood from where the needle punctured the vein |
| hemoconcentration | pooling of blood at the location of the venipunture caused by leaving the tourniquet on the arm longer than one minute, resulting in inaccurate blood samples |
| hemolysis | rupturing of the red blood cells during the process of blood collection. the serum or plasma becomes contaiminated and has a reddish color |
| hypoglycemia | state of having a lower than normal blood gluclose level |
| leukocyte | white blood cell, one of the formed elements of blood |
| lipemia | excessive amount of fat (lipids) in the blood, resulting ina blood sample that has a milky appearence |
| luer-lok | a type of syringe that twist and locks for safety |
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