NCCT Phlebotomy Practice Test With Complete Solution

NCCT Phlebotomy Practice Test Which of the following should the phlebotomist do when collecting blood via finger stick? a. Position the lancet across the fingerprint lines. b. Wipe off any remaining alcohol from the finger before insertion. c. Disinfect the patient's finger with povidone-iodine. d. Milk the finger during the blood collection. - a A physician orders a CBC and glucose tolerance test. Which of the following is the correct tube selection and order of draw? a. red, lavender b. lavender, gray c. green, lavender d. lavender, yellow - b A phlebotomist has received a requisition to draw a bilirubin on an infant with jaundice. The phlebotomist should... a. protect the specimens from light b. invert the specimen immediately c. transport the specimen on ice d. draw a waste tube - a Gray-topped sodium fluoride tubes should not be used to collect alanine aminotransferase (ALT) or aspartate aminotransferase (AST) because the anticoagulant... a. destroys many enzymes b. increases lipemia c. prevents hemoconcentration d. causes hemolysis - a Which of the following actions should the phlebotomist take when disposing of a needle following a venipuncture? a. recap the needle and place it immediately in a sharp container b. push the needle guard over the needle until it clicks and then place in a biohazard bag c. place the needle with safety device activated immediately in a sharps container d. recap the needle and place it on the blood collection tray - c The phlebotomist applies the tourniquet, but then has trouble relocating the vein several minutes of palpation. Which of the following is an expected outcome in these test results? a. falsely elevated K levels from tissue damage b. fibrinolysis from hemodilution c. falsely decreased iron levels from hemolysis d. falsely increased platelets from clotting - a Forceful shaking of blood in an evacuated collection tube will cause which of the following complications? a. hemostasis b. hemoconcentration c. hemolysis d. contamination - c Instead of obtaining consent from a patient who is mentally competent, the phlebotomist obtains from a family member. This is a violation of... a. HIPAA b. The Patient's Bill of Rights c. CLIA Waived Testing d. The Stark Law - b The physician has ordered a prothrombin time (PT) and complete blood count (CBC) for an adult patient with a diagnosis of thrombophlebitis. The phlebotomist should collect the evacuated tubes in which of the following orders? a. lavender, light blue b. light blue, red c. light blue, lavender d. red, light blue - c If a patient has measles, which of the following is a required additional precaution? a. surgical mask b. N95 respirator c. fluid resistant apron d. double gloves - b Which of the following specimens require the phlebotomist to follow chain-of-custody documentation procedures? (two answers) a. neonatal screening b. blood alcohol c. therapeutic drug monitoring d. drug testing e. maternal screening - b, d For which of the following patients is the use of an adhesive bandage contraindicated? a. adult with hemophilia b. immunocompromised child c. adolescent with sickle cell anemia d. newborn with hyperbilirubinemia - d When performing venipuncture on a patient with a left mastectomy, which of the following sites should the phlebotomist use? a. back of left hand b. right antecubital fossa c. right saphenous vein d. left basilica vein - b The phlebotomist has collected an ammonia level. Which of the following should be done regarding transport of the specimen? a. maintain the specimen at room temperature b. wrap the specimen in a heel warmer to slow the metabolic process c. wrap the specimen in foil to protect from light d. immerse the specimen in an ice and water slurry - d When a phlebotomist enters a patient's room to collect a STAT blood sample, a sign above the bed states that all collections should be from the patient's central port. Which of the following should the phlebotomist do next? a. proceed with sample. collection from the central port and alert the nurse when finished b. communicate the test order to the nursing staff and wait for one of them to collect the sample c. identify the patient and ask for confirmation that the sign is accurate before proceeding with the collection d. exit the patient's room and proceed directly to the next patient on the collection list - b While performing a capillary stick on a six-month-old infant's heel, the lancet should be no longer than... a. 2.0mm b. 2.0cm c. 3.0cm d. 3.0mm - a For which of the following tubes must the phlebotomist prep the site with povidone iodine or chlorhexidine? a. a lavender tube with EDTA b. a light blue tube with sodium citrate c. a yellow tube with ACD d. a yellow tube with SPS - d Small red spots appear neat the tourniquet on a patient's arm. This most likely an indiction of... a. a collapsed nein b. a hematoma c. petechiae d. edema - c A patient presents to have a diagnostic HIV test drawn. Which of the following forms of consent must the phlebotomist obtain prior to venipuncture? a. expressed b. implied c. informed d. verbal - c The phlebotomist has an order to collect a complete blood count with differential, partial thromboplastin time, basic metabolic panel, and blood cultures. Place the collection tubes in the correct order of draw. a. red b. lavender c. blood culture bottles d. light blue - c, d, a, b Which of the following conditions may occur if a tourniquet is left in place on a patient's extremity for longer than 60 seconds? a. hemoconcentration b. venous insufficiency c. fibrinolysis d. hemangioma - a An inpatient with a left-sided mastectomy has a hematoma in the left arm and an active IV int he right arm. Which of the following is an appropriate site for venipuncture? a. distal to the IV b. proximal t the IV c. distal to the hematoma d. proximal to the hematoma - a The phlebotomist is education the patient on fasting diet requirements prior to a glucose tolerance test. Which of the following is the minimum time frame the patient must remain fasting before the start of the test? a. 12-24 hours b. 8-12 hours c. 1-2 hours d. 2-4 hours - b A patient on Coumadin therapy is at the lab for a weekly coagulation test. Which of the following tubes should the phlebotomist collect for this test? a. red top b. lavender top c. light blue top d. green top - c After centrifuging a blood specimen, the phlebotomist notes the serum has a reddish appearance. which of the following has occurred? a. the finding is normal b. the specimen is contaminated with neutrophils c. a Buffy coat has formed and discolored the serum d. the specimen is hemolyzed - d After the phlebotomist has introduced herself and identified the patient, she should next... a. stabilize the vacuum tube setup b. state the purpose for which the physician is ordering the test c. reassure the patient that it will not hurt d. explain the procedure - d