Phlebotomy Ch. 48 Worksheet
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Which of the following is part of the preparation for a glucose tolerance test?
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instruct the patient to eat a high-carbohydrate diet for 3 days before the procedure
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Inaccurate test results may occur in certain tests when ___ is used to prepare the skin before venipuncture.
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alcohol
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Which of the following plays a vital role in the exchange of gases between blood and body cells?
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erythrocytes
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The study of blood is
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hematology
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Enzyme-linked immunosorbent (ELISA) and Western blot tests are used to confirm which of the following diagnoses?
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HIV infection
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The red blood cells, white blood cells, and platelets are known as the
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formed elements
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A small, calibrated glass tube that holds a precise volume of fluid is called a
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micropipette
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Which of the following is used in the capillary puncture technique?
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lancet
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The process of clotting is called
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coagulation
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Which of the following is a protein that contains iron an is the main component of erythrocyte?
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hemoglobin
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Which of the following is a characteristic of a capillary puncture?
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The patient's non-dominant hand is used for this procedure
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Which blood type carries neither the A antigen not the B antigen?
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O
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The most common sites for venipuncture are the
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median cubital and cephalic veins
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Which of the following is the liquid or fluid portion of the blood?
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Plasma
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Which of the following refers to the study of the shape or form of objects?
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morphology
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Which of the following are nongranular leukocytes that produce antibodies to combat specific pathogens?
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B lymphocytes
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Which of the following refers to the rupturing of red blood cells, which release hemoglobin that can cause kidney failure and death after an incompatible blood transfusion?
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hemolysis
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The protein involved in clotting is
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fibrinogen
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The insertion of a needle or cannula into a vein for the purpose of withdrawing blood is
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phlebotomy
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Blood grouping and typing and an AIDS antibody test must be performed with a collection tube with what color stopper?
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red
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The first line of defense during a phlebotomy procedure is
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gloves
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Which of the following is important when drawing blood from children?
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gather your supplies and samples as quickly as possible to avoid alarming the child with blood-collection tubes
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A blood urea nitrogen (BUN) test is used to identify
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kidney disorders
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A blood -collection tube with what color stopper requires no additive?
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red
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In addition to using appropriate engineered safety devices, NIOSH recommends that health-care workers
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use needles only if no safe alternatives are available
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Which of the following identifies how much of the volume of a sample is made up of red blood cells after a sample has been spun in a centrifuge?
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hematocrit determination
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The normal sodium blood level is
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136-145 mE/q/L
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Normal prothrombin time (PT) is
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11-15 seconds
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Which blood collection device uses interchangeable collection tubes
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evacuation system
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The best site for drawing blood from an infant is on the
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heel
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An erythrocyte (RBC) count test is used to identify
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anemia
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To make sure you identify the patient correctly prior to blood collection, you should
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ask the patient to tell you her name and spell it
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whole blood is
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total volume of plasma and formed elements
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The normal blood calcium level is
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8.6-10.0
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Which procedure for obtaining a blood sample in adults and children is usually performed on the middle finger or the ring finger?
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capillary puncture
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which of the following is a characteristic of lancets?
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They are small disposable instruments with a smart point used to puncture the skin
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Gout is identified by which of type of blood tests
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Uric Acid
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Hemophilia is
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A disorder in which blood does not coagulate at a wound or puncture site
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Blood tests for potassium or sodium identify
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fluid and electrolyte balances
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Which tests require the use of a green stopper?
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electrolyte studies and blood gases
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Which of the following would you include when preparing a venipuncture site?
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cleanse the venipuncure site using a circular motion starting at the center and working outward
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The normal range for potassium in the blood is
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3.5-5.1
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which of the following is generally used to cleanse the skin before drawing blood?
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alcohol
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Which of the following is used to cleanse the skin when alcohol causes inaccurate results for certain tests?
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providone iodine
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The function of leukocytes is to
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protect the body against infection
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which of the following tests uses a tube with a gray stopper
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blood glucose
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which of the following are granular leukocytes that produce chemical histamine and aid the body in controlling allergic reactions
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basophils
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which blood test identifies coronary artery disease
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total cholesterol
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Which of the following is important when drawing blood from an elderly patient?
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recognize skin changes and conditions that increase bruising`
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Which of the following are included in steps for collection of a blood specimen?
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identify the patient correctly
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The hemoglobin A1c Test reflects the blood glucose levels over a __ period
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3 month
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which of the following is the clear, yellow liquid in which the formed elements of blood are suspended?
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plasma
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The normal blood glucose level is
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74-120
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Blood that carries only the A antigen contains
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anti-B antibodies
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plasma is __ percent water
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90
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The clear, yellow liquid that remains after a blood clot forms is the
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serum
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After how many unsuccessful attempts should you seek assistance from your supervisor or doctor
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2
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Which method of drawing blood would you use on a patient with small or fragile veins?
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needle and syringe system
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a blood test that measures creatine kinase (CK) can identify
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heart disease
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Which of the following would you include when performing a venipuncture using an evacuation system?
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penetrate the vein wall to a depth of 1/4 to 1/2 inch
