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Phlebo practice test
| Question | Answer |
|---|---|
| The body system that filters blood to eliminate waste, helps maintain blood pH, and regulates water balance is the | Urinary System |
| A complete blood count (CBC) is collected in an evacuated tube with a _____________ colored stopper. | Lavender |
| When using two glass slides to make a blood smear, the recommended angle of contact between them is approximately | 30 degrees |
| An evacuated tube system for venipuncture consists of all but which one of these components? | Compartmentalized, hard shell collection tray |
| To draw blood from a patient with an open IV line, the selected site should be located | Below the IV or other arm if possible |
| Why does a multi-sample needle have a rubber sleeve over the end of the needle that is inserted into the collection tube? | To prevent blood from seeping into the tube holder (adapter) |
| The smallest veins of the human anatomy are known as | Venules |
| Treating all lab specimens as if they are hazardous and infectious is the basis for | Quality assurance programs |
| OSHA requires training and educational information be given to phlebotomists on all but which one of the following topics? | Preventing identification |
| Which of these elements in blood is bound by EDTA in a collection tube to prevent clotting? | Calcium |
| Which of these is a common component of disinfectant solutions used for collection of the blood cultures? | Chlorhexidine |
| Before performing a venipuncture, why will a phlebotmist tie a tourniquet? | To help locate viens in the antecubital |
| To collect blood for a prothrombin time test, use an evacuated tube with a ______ colored stopper | Light Blue |
| To collect blood without an additive, use an evacuated tube with a _______ colored stopper | Red |
| One bedside (POC) laboratory test that is used before surgery to check whether a patient has functional platelets is known as | Bleeding time test |
| Which of the following steps will minimize aerosol microbial contamination in a laboratory? | Closing centrifuge lids |
| What type of additive is most commonly used for collecting an ethanol specimen? | Red Top with no additive |
| One possible cause for finding strands in serum tubes after centrifugation might be | Centrifuging before it has clotted |
| When anticoagulated blood is centrifuged, ________ will be spun to the bottom of the tube | Red blood cells |
| Which of these is not an example of parenteral transmission of an infection? | drinking contaminated water |
| To confirm diabetes mellitus or hyperglycemia, a ______ may be ordered | lactose intolerance test |
| A lipid panel provides the most useful information to the physicians if it is drawn | while a patient is fasting |
| Which of the following is most likely to cause contamination during blood culture collection? | Rushing the drying process between cleansings |
| Tiny clots may appear in an anticoagulated tube due to | centrifuging too slowly |
| A laboratory test that evaluates extrinsic coagulation function is the | PT (prothrombin time) |
| A part of the quality assurance process that ensures accuracy in lab test results, health care workers who collect and perform laboratory testing must demonstrate ongoing | Compliance |
| What should the phlebotomist do if the outside of a patient sample tube has visible blood on it? | label it as biohazard |
| Which of the following tests should be kept warm after collection, and delivered to the laboratory as quickly as possible? | cold agglutinin |
| What laboratory test is time dependent? | Glucose tolerance |
| Which factor might result in failure to obtain blood during venipuncture? | insufficient needle depth |
| The most common Nosicomial infections are ________ in origin | Urinary tract |
| A tube holder that has been visibly contaminated with blood should be disposed of with | biohazardous waste |
| Health care personnel should maintain absolute sterility when handling | IV supplies |
| A glucose meter is an important way to monitor the medical condition of patients with | diabetes mellitus |
| Whenever a glucose meter is cleaned or its battery changed, it is crucial to | monitor values with quality control material |
| The abbreviation for AIDS stands for | acquired immune deficiency syndrome |
| The fragile skin of very ill neonates(infant) means that the phlebotomist might want to find an alternative for which post-puncture step? | Using adhesive tape |
| If low birth weight infants have too much blood drawn, they might be in danger of | becoming anemic |
| What disease is caused by blood-borne pathogen? | Malaria |
| To alleviate pain when performing venipuncture on a non-compliant child, a physician can apply ______to the skin | topical anesthetic (EMLA) |
| The cell that transport oxygen to the tissue is the | red blood cells |
| A grossly hemolyzed sample can be caused by | traumatic venipuncture |
| What additive is commonly found in a blood culture collection tube? | SPS |
| For which of the following laboratory tests should a patient be fasting? | Lipid profile |
| What initial patient preparation is required for a glucose tolerance test? | ensure the patient has been fasting 10-12 hrs |
| Use a ______ topped evacuated tube for collection of blood for electrolyte testing | Red |
| Use a _______ topped evacuated tube for collection of blood for cholesterol testing. | Red |
| platelets help the circulation by | participating in hemostasis |
| One test often used to assess hemostasis before surgery is | bleeding time |
| Hemolysis would cause rejection of a sample collected for ________ testing | Potassium |
| If a blood sample should be collected 2 hours post-prandial, the phlebotomist should collect the sample | 2 hours after a meal |
| Knowing when to collect peak and trough levels is important when drawing | therapeutic drugs |
| The tole of all anticoagulants is ultimately to prevent formation of | Fibrin |
| The anticoagulant EDTA works by | binding calcium |
| The anticoagulant SOS is recommended for use in blood cultures because it | does not inhibit bacterial growth |
| Law protects the health worker if it can be determined that he or she acted reasonably as compared with fellow workers, this is called | Resonable care |
| Negligence by a professional person is called | Malpractice |
| The ability to see things from another persons point of view is | empathy |
| Failure to do something a reasonable person would do under ordinary circumstances or doing something a reasonable person would not do under ordinary circumstances thereby causing harm to another person is called | Negligence |
| A phlebotomist who attempts to draw blood without sufficient training could be accused of _______ if the procedure is performed incorrectly, causing harm to the patient. | Incompetence |
| A 24 hour urine specimen must be kept | refrigerated |
| a chronic disease in which the pancreas fails to secrete enough insulin is called | diabetes mellitus |
| The purpose of the bleeding time test is to assess | platelet plug formation in the capillaries |
| Diurnal rhythms refer to variations in the body's function or fluids that occur during | ever 24 hour |
| EMLA is an emulsion of lidocaine and prilocaine that can be used to | topically anesthetize a draw site |
| The study of all aspects of disease in the body is known as | pathology |
| A patient in reverse isolation has been so placed because he or she | needs protection from others carrying infection |
| NaCitrate | Sodium Citrate |
| Contaminated laundry should be _____ where it was soiled | Bagged or containerized at the location |
Created by:
cphunter85
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