The forearm vein most commonly used for venipuncture is the? - Ans-a. median cubital The smallest veins in the human body are known as? - Ans-c. venules The aorta branches into smaller divisions called arteries, which in turn branch into even smaller divisions called? - Ans-b. arterioles Characteristics of capillaries include? - Ans-d. all of the above (having thin-walls, forming microscopic pathways, and connecting arterioles with venules) Within the capillaries, blood cell functions include? - Ans-d. all of the above (releasing oxygen, binding carbon dioxide, and eliminating waste) The heart, lymphatic organs, and blood vessels are in the ? system. - Ans-b. cardiovascular The suffix -URIA at the end of a medical term refers what body location? - Ans-b. urine The study of blood is known as? - Ans-a. hematology The liver, stomach, mouth and pancreas are in the ? system. - Ans-c. digestive The most important step to ensure accuracy in sample collection is? - Ans-d. identifying the patient properly The bladder, urethra, kidneys, and ureters are in the ? system. - Ans-a. urinary The trachea, nose, lungs and pharynx are in the ? system. - Ans-b. respiratory The sebaceous glands, skin hair and nails are in the ? system. - Ans-d. integumentary The body system that is a primary regulator of hormones is the ? system. - Ans-b. endocrine Neutrophils, eosinophils, basophils, lymphocytes and monocytes are types of? - Ans-d. white blood cells The common name for the thrombocyte is the? - Ans-d. platelet The liquid portion of an anticoagulated blood sample is known as? - Ans-c. plasma The instrument that measures blood pressure is called a? - Ans-a. sphygmomanometer An artery can be distinguished from a vein because an artery will be? - Ans-b. pulsating Lancets are used to collect blood samples by? - Ans-d. capillary or skin puncture The abbreviation VAD is commonly used in hospitals to refer to? - Ans-b. venous access devices To determine the size of the needle, remember that the higher the gauge, the? - Ans-b. smaller the needle bore Adult capillary punctures most often involve use of the ? finger(s). - Ans-c. third and fourth (middle and ring) A centrifuge is used n a clinical laboratory setting to? - Ans-d. seperate liquid from cells in blood The oral glucose tolerance test is used for detection of? - Ans-b. diabetes Use a ? -topped evacuated tube for collectin of blood for a CBC test. - Ans-b. lavender Use a ? -topped evacuated tube for collection of blood for electrolyte testing. - Ans-b. red Use a ? -topped evacuated tube for collection of blood for cholesterol testing. - Ans-a. red Sodium citrate is an anticoagulant of choice for coagulation studies because it prevents? - Ans-a. clotting factors When preparing a blood smear directly from a skin puncture, it is best to? - Ans-c. wipe away the first drop of blood The order of draw recommended by the CLSI (2007) for these tubes is? First - Ans-e. blood culture tube Second - Ans-c. coagulation tube (blue) Third - Ans-d. serum tubes (red) w/ or w/o clot activator or gel Fourth - Ans-f. herapin tube w/ or w/o gel plasma seperator (green)