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quiz 7&8
| Question | Answer |
|---|---|
| Which additive is usually present in a tube with a lavender stopper? | EDTA |
| The priority designation for a test request is based on all of the following classifications except | Location of the patient |
| What is the purpose of waiting 30 seconds for the alcohol to dry before needle insertion? | All of the options are correct |
| A tube with a green stopper normally contains | Heparin |
| When disposable tourniquets become soiled with blood, it is best to | Throw them away |
| It is important to allow additive tubes to fill with blood until when | The normal vacuum is exhausted |
| How can you tell that you are in a vein when using a syringe or a butterfly needle | You should see blood appear in the hub of the needle |
| What should you do if the patient cannot be located or you are unable to obtain the specimen for any reason? | Fill out a form stating that you were unable to obtain the specimen and reason why |
| What is a clear, plastic, disposable cylinder with a small threaded opening at one end where the needle is screwed into it and a large opening at the other end where the collection tube is placed? | Tube holder |
| Which needle gauge has the largest lumen? | 18 |
| The preferred method of obtaining venipuncture specimens is the evacuated tube method. Even so, a butterfly needle or syringe are sometimes used when? | Extremely small, fragile, or weak veins |
| Before obtaining a blood specimen from a child, you must do all the following except | Tell the child it won't hurt |
| What is a Bar code | A series of black strips and white spaces of varying widths that corresponds to letters and numbers |
| Because of the possibility of fainting a patient should be position? | Special blood-drawing chair |
| Which of the following should not be used to enhance the vein selection process | Having patient vigorously pump his or her fist |
| What would be good practice for a student phlebotomist during training on patients? | Letting the patient know that you are a student phlebotomist |
| The patient asks if the specimen you are about to draw is for a diabetes test. How do you answer? | Tell the patient that its best to discuss the test with his or her physcian |
| You arrive to draw a "fasting specimen." The patient is just finishing a big breakfast. What do you do? | Check with the patient's nurse first; if the specimen is collected, write "nonfasting" on the laboratory slip |
| Glass particles present in serum separator tubes | Accelerate coagulation |
| A sleeping patient does not have an ID band. The name and room number on the door agree with the requisition. What should you do? | Ask the nurse to apply an ID band before you draw the blood |
| What may happen if you mix tubes too vigorously? | Hemolysis |
| According to OSHA, how should the needle and the tube holder be disposed of? | In the sharps container as a single unit |
| Phlebotomist who deal with hospice patients must understand the situation and be able to approach them with what | All of the above |
| The tests performed in the following department are collected in a tube with a light blue stopper: | Coagulation |
| The most common and efficient system and that preferred by the CLSI for collecting blood samples is the | Evacuated tube system (ETS) |
| The following test have all been ordered at the same time on different inpatients. There is only one phlebotomist on duty. Which one would the phlebotomist collect first? | STAT electrolytes in ER |
| Which government agency regulates the quality of gloves worn when performing phlebotomy procedures? | FDA |
| To avoid inadvertently puncturing an artery, never select a vein that overlies or is close to where you feel a | Pulse |
| The slanted tip of the needle that enters the vein is called the | Bevel |
| What is the most important factor in choosing which gauge needle to use for venipuncture? | Size and condition of the patient's vein |
| You arrive to draw a specimen from an inpatient. The patient's door is closed. What do you do? | Knock softly and open the door slowly, checking to see if it is all right to enter |
| The solution normally used to clean the site before routine venipuncture is | 70% isopropyl alcohol |
| Which is the best additive for collecting an ethanol specimen? | Sodium fluoride |
| Which tube is filled last when using a syringe? | EDTA |
| The most common reason for using an additive is to prevent clotting of the specimen. The most common anticoagulants are? | All of the above |
| What would be the system of choice to identify laboratory specimens form an unconscious, unidentified woman in the emergency room? | Use a three-part identification band and labels |
| Skin changes make veins in the elderly easier to see; however, sagging skin combined with loss of muscle tone can cause what | Harder to anchor veins and keep from rollin |
| Citrates prevent coagulation by binding or chelating calcium. What is the most common citrate additive? | Sodium citrate |
| The best way to collect specimens from a dorsal hand vein is | To use a butterfly and small, pediatric ETS tubes |
| What is the purpose of an antiglycolytic agent? | to preserve glucose |
| What are some basic steps that can be taken dealing with a patient with needle phobia | All of the above |
| Never leave a tourniquet on for more than | 1 minute |
| What type of needles are used in venipuncture? | All of the above |
| Heparin prevents blood from clotting by | Inhibiting thrombin |
| You have a request to draw a specimen on an inpatient by the name of John Doe. How do you proceed to identify (ID) your patient once you have introduced yourself? | Look at the ID band and ask the patient to please state his name |
| What is the most critical error a phlebotomist can make? | Misidentifying a patient speimen |
| Which one of the following is not an antiseptic? | Sodium hypochlorite |
| What age group of pediatric patients that capillary blood collection is normally recommended? | Newborns and infants up to 12 months old |
| What would be the proper procedure when taking the needle out of the arm of a patient? | Press down on the gauze after the needle has been removed from the vein |
| What is the form on which lab test are ordered called? | Requisition form |
Created by:
Jamiyrah08