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Phlebotomy Quiz 7&8
| Question | Answer |
|---|---|
| What are some basic steps that can be taken dealing with a patient with needle phobia? | Have the patient lie down during the procedure, with legs elevated Apply an ice pack to the site for 10 to 15 minutes to numb it before venipuncture Have only the most experienced and skilled phlebotomist perform the venipuncture |
| 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 |
| The slanted tip of the needle that enters the vein is called the | Bevel |
| 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 |
| When disposable tourniquets become soiled with blood, it is best to | Throw them away |
| Which is the best additive for collecting an ethanol specimen? | Sodium fluoride |
| Because of the possibility of fainting a patient should be position? | Special blood-drawing chair |
| To avoid inadvertently puncturing an artery, never select a vein that overlies or is close to where you feel a _______________. | Pulse |
| 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 |
| Citrates prevent coagulation by binding or chelating calcium. What is the most common citrate additive? | Sodium citrate |
| A tube with a green stopper normally contains | Heparin |
| Before obtaining a blood specimen from a child, you must do all the following except | Tell the child it won't hurt |
| 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 |
| The best way to collect specimens from a dorsal hand vein is | To use a butterfly and small, pediatric ETS tubes |
| The most common and efficient system and that preferred by the CLSI for collecting blood samples is the ______________. | Evacuated tube system (ETS) |
| 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 |
| Never leave a tourniquet on for more than | 1 minute |
| 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 |
| Heparin prevents blood from clotting by | Inhibiting thrombin |
| Which needle gauge has the largest lumen? | 18 |
| What is the most critical error a phlebotomist can make? | Misidentifying a patient speimen |
| Which of the following should not be used to enhance the vein selection process? | Having patient vigorously pump his or her fist |
| Which government agency regulates the quality of gloves worn when performing phlebotomy procedures? | FDA |
| 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 type of needles are used in venipuncture? | multisample Hypodermic winged infusion (butterfly) |
| Phlebotomist who deal with hospice patients must understand the situation and be able to approach them with what? | Care Kindness Respect |
| 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 |
| The priority designation for a test request is based on all of the following classifications except | Location of the patient |
| According to OSHA, how should the needle and the tube holder be disposed of? | In the sharps container as a single unit |
| Which one of the following is not an antiseptic? | Sodium hypochlorite |
| 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 |
| What is the most important factor in choosing which gauge needle to use for venipuncture? | Size and condition of the patient's vein |
| The tests performed in the following department are collected in a tube with a light blue stopper: | Coagulation |
| What is a Bar code? | A series of black strips and white spaces of varying widths that corresponds to letters and numbers |
| What would be good practice for a student phlebotomist during training on patients? | Letting the patient know that you are a student phlebotomist |
| The most common reason for using an additive is to prevent clotting of the specimen. The most common anticoagulants are? | Ethylenediaminetetraacetic acid (EDTA) Heparin Oxalates |
| Glass particles present in serum separator tubes | Accelerate coagulation |
| What is the purpose of an antiglycolytic agent? | to preserve glucose |
| Which tube is filled last when using a syringe? | EDTA |
| What age group of pediatric patients that capillary blood collection is normally recommended? | Newborns and infants up to 12 months old |
| 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 |
| 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 is the purpose of waiting 30 seconds for the alcohol to dry before needle insertion? | To allow the evaporation process to help destroy microbes To avoid a stinging sensation To prevent hemolysis of the specimen |
| The solution normally used to clean the site before routine venipuncture is | 70% isopropyl alcohol |
| It is important to allow additive tubes to fill with blood until when? | The normal vacuum is exhausted |
| What is the form on which lab test are ordered called? | Requisition form |
| 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 |
| 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 rolling |
| What may happen if you mix tubes too vigorously? | Hemolysis |
| Which additive is usually present in a tube with a lavender stopper? | EDTA |
Created by:
ashrey0433