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Ch. 7
Blood Collection Equipment, Additives, and Order of Draw
| Question | Answer |
|---|---|
| Which is the best tube for collecting an ETHANOL (ETOH) specimen? | Sodium Fluoride |
| Which needle gauge has the largest lumen | 18 (The higher the number the smaller the diameter of the needle) |
| The test performed in the following department are typically collected in a tibe with a light blue stopper | Coagulation |
| A tube w a green stopper normally contains | Heparin |
| The purpose of an antiglycolytic agent is to | Perserve glucose |
| Which additive is usually present in a tube with a lavender stopper? | EDTA |
| Glass particles present in separator tubes (sst) | enhance clotting |
| Heparin prevents blood clotting by | Inhibiting thrombin |
| According to CLSI standards, which tube is filled last when using a syringe? | EDTA |
| The OSHA Blood borne Pathogen Standard requires | A new pair of gloves is required for each patient and must be removed |
| What is the most commonly used antiseptic for routine blood collection? | 70% Isopropyl Alcohol |
| Which of the following are considered safe for use on human skin? | Antiseptics |
| Which of the following statements describes disinfectants? | They remove or kill microorganisms on surfaces and equipment |
| What does the CDC say about alcohol based hand sanitizers | They can be used for routine hand decontamination if hands are not visibly dirty |
| What is the purpose of biohazard bags? | Protect hazardous spills, transport blood and other bodily fluids, to ensure specimens are in a leak proof barrier during transport |
| Phlebotomy needles are: | Considered to be single use equipment |
| What is the part of the needle that pierces the skin | the bevel |
| The lumen of the needle is referred to by size according to needle___ | gauge |
| What are the three components of the Evacuated Tube System? | Tube holder, Multisample needle, evacuated tube |
| What color tube is associated with the Coagulation department? | Light Blue |
| Which of the following tests are associated with Hematology, or blood studies, and will require whole blood for the testing purpose? | Glucose |
| Red, gold, tiger top will yield ____ following centrifugation | serum |
| Why is blood cultures first in order of draw? | To avoid contaminating the subsequent tubes with the additives. |
| What causes evacuated tubes to fill with blood automatically if the needle is well positioned in the vein? | Premeasured tube vacuum |
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