Venipuncture by ETS Flashcards
Also called as a vacuum blood collection system
Evacuated Tube System
The most frequently used method for performing venipuncture.
Evacuated Tube System`
Evacuated Tube System eliminates the need for transfer of specimens. True or False
True
uses a shield that locks over the needle tip after completion of the venipuncture
BD Vacutainer Eclipse blood collection needle
ETS minimizes the risk of biohazard exposure. True or False
True
ETS is consists of:
- Double-pointed/ Multi-sample needle/
- Plastic holder or adapter
- Vacuum blood collection/
color-coded evacuated tubes - Syringe
True or False
False - ETS doesn’t need a syringe
ETS needle length for routine venipuncture, 1-inch, and 1.7-inch lengths are used. True or False
False - For routine venipuncture, 1-inch and 1.5-inch lengths are used.
a plastic sleeve into which the phlebotomist screws the double-pointed needle.
Holder or Adapter
The Holder or Adapter has the ability to accommodate collection tubes of different sizes. True or False
True
Collection tubes are called evacuated tubes because they contain a premeasured amount of vacuum. True or False
True
After inserting the longer needle into the vein, the phlebotomist pushes the tube into the holder so that the shorter needle pierces the stopper. True or False
True
Anticoagulants prevent clotting by binding calcium or inhibiting thrombin in the coagulation cascade. True or False
True
Heparin prevents
clotting by inhibiting the formation of thrombin necessary to convert fibrinogen to fibrin in the coagulation process. True or False
True
Most common anticoagulants that work by binding calcium
Ethylenediaminetetraacetic acid (EDTA), Citrates, Oxalates
All tubes containing an anticoagulant must be gently inverted 3 to 8 times immediately after collection to mix the contents and to avoid micro clot formation. True or False
True