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CMA Chap 33-34 SG
| Question | Answer |
|---|---|
| What is the needle size moist commonly used for adult venipuncture? | 21 gauge |
| What is defined as the slant at the opening of the needle? | Bevel |
| Which vacutainer tubes are routinely used for hematology testing? | Ones/EDTA Purple Top |
| What anticoagulant can prevent platelets from clumping and preserves the appearance of blood cells for microscopic preparation | EDTA |
| NO anticoagulants are found in what tubes? | Red Top SST |
| Which type of tube should be used to collect blood specimens during a glucose tolerance test | Gray Top/Sodium Fluoride |
| A tourniquet is used during the phlebotomy procedure to do what? | Make the veins more prominent and easier to palpate and puncture |
| Leaving a tourniquet tied on a patient arm for a longer than the recommended time results in what? | 1 min/Hemoconcentration |
| A syringe is preferred over vacutainer collection device when what? | A patient has small or fragile veins |
| A laboratory requisition indicates that you are to collect a venous blood specimen for hematology testing, serum chemistry testing, and coagulation studies. What is proper order of collection for these tubes? | Light blue, red, and lavender |
| A tourniquet should remain on a persons are no longer than? | 1 min |