NCCT Phlebotomy Certification Exam

The forearm vein most commonly used for venipuncture is the? - Correct Answer-a. median cubital The smallest veins in the human body are known as? - Correct Answer-c. venules The aorta branches into smaller divisions called arteries, which in turn branch into even smaller divisions called? - Correct Answer-b. arterioles Characteristics of capillaries include? - Correct Answer-d. all of the above (having thin-walls, forming microscopic pathways, and connecting arterioles with venules) Within the capillaries, blood cell functions include? - Correct Answer-d. all of the above (releasing oxygen, binding carbon dioxide, and eliminating waste) The heart, lymphatic organs, and blood vessels are in the ? system. - Correct Answer-b. cardiovascular The suffix -URIA at the end of a medical term refers what body location? - Correct Answer-b. urine The study of blood is known as? - Correct Answer-a. hematology The liver, stomach, mouth and pancreas are in the ? system. - Correct Answer-c. digestive The most important step to ensure accuracy in sample collection is? - Correct Answer-d. identifying the patient properly The bladder, urethra, kidneys, and ureters are in the ? system. - Correct Answer-a. urinary The trachea, nose, lungs and pharynx are in the ? system. - Correct Answer-b. respiratory The sebaceous glands, skin hair and nails are in the ? system. - Correct Answer-d. integumentary The body system that is a primary regulator of hormones is the ? system. - Correct Answer-b. endocrine Neutrophils, eosinophils, basophils, lymphocytes and monocytes are types of? - Correct Answer-d. white blood cells The common name for the thrombocyte is the? - Correct Answer-d. platelet The liquid portion of an anticoagulated blood sample is known as? - Correct Answer-c. plasma The instrument that measures blood pressure is called a? - Correct Answer-a. sphygmomanometer An artery can be distinguished from a vein because an artery will be? - Correct Answer-b. pulsating Lancets are used to collect blood samples by? - Correct Answer-d. capillary or skin puncture The abbreviation VAD is commonly used in hospitals to refer to? - Correct Answer-b. venous access devices To determine the size of the needle, remember that the higher the gauge, the? - Correct Answer-b. smaller the needle bore Adult capillary punctures most often involve use of the ? finger(s). - Correct Answer-c. third and fourth (middle and ring) A centrifuge is used n a clinical laboratory setting to? - Correct Answer-d. seperate liquid from cells in blood The oral glucose tolerance test is used for detection of? - Correct Answer-b. diabetes Use a ? -topped evacuated tube for collectin of blood for a CBC test. - Correct Answer-b. lavender Use a ? -topped evacuated tube for collection of blood for electrolyte testing. - Correct Answer-b. red Use a ? -topped evacuated tube for collection of blood for cholesterol testing. - Correct Answer-a. red Sodium citrate is an anticoagulant of choice for coagulation studies because it prevents? - Correct Answer-a. clotting factors When preparing a blood smear directly from a skin puncture, it is best to? - Correct Answer-c. wipe away the first drop of blood The order of draw recommended by the CLSI (2007) for these tubes is? First - Correct Answer-e. blood culture tube Second - Correct Answer-c. coagulation tube (blue) Third - Correct Answer-d. serum tubes (red) w/ or w/o clot activator or gel Fourth - Correct Answer-f. herapin tube w/ or w/o gel plasma seperator (green) Fifth - Correct Answer-g. EDTA (lavender) Sixth - Correct Answer-b. glycolytic inhibitor (gray) Put these 10 selected phlebotomy steps in the correct order: (1st) - Correct Answer-a. Greet and identify the patient (6th) - Correct Answer-f. Insert the needle (4th) - Correct Answer-d. Cleanse the venipuncture site (2nd) - Correct Answer-b. Explain the procedure to the patient (5th) - Correct Answer-e. Anchor the vein (7th) - Correct Answer-g. Collect clood in vacuum tubes (10th) - Correct Answer-j. Label tubes (9th) - Correct Answer-i. Dispose of needle (8th) - Correct Answer-h. Remove tourniquet (3rd) - Correct Answer-c. Assemble equpiment The purpose of doing blood cultures is to detect? - Correct Answer-d. septicemia Anticoagulants are used to? - Correct Answer-b. prevent blood from clotting White blood cells help the body by? - Correct Answer-c. defending against foreign invaders Platelets help the circulation by? - Correct Answer-d. participating in hemostasis When blood seeps into the surrounding tissue during a venipuncture, a ? may form. - Correct Answer-c. hematoma In a patient with a clotting disorder, pressure should be applied to the puncture site for at least ? after venipuncture to insure blood stoppage. - Correct Answer-b. 5 minutes Skin punctures may be indicated for use when? - Correct Answer-d. all of the above (the patient is an infant, toddler, or preschooler, only a small amount of blood is needed, and patient veins need to be preserved for IV therapy) All specimens should be labeled with? - Correct Answer-d. all of the above (patient's name, (and numeric ID), date and time the specimen was drawn, and collector's initials) When performing a skin puncture, squeezing the finger too tightly may dilute the blood with ? and ruin the test. - Correct Answer-d. tissue fluid One test often used to assess hemostasis before surgery is? - Correct Answer-d. bleeding time One possible cause of unexpected clotting in an anticoagulated blood tube might be? - Correct Answer-a. insuffiicient mixing When performing a venipuncture, position the bevel of the needle? - Correct Answer-a. facing up If blood does not appear in an