Phlebotomy Exam 5 Part 1Version en ligne Everything from Chapter 10 par Karly Shewell 1 The maximum depth a lancet should penetrate during heel puncture is: a 2.0 mm b 4.1 mm c 2.4 mm d 1.5 mm 2 Which of the following actions taken while filling microcollection tubes would be considered incorrect technique? a Scooping up blood as it runs down the finger b Tapping the tube gently to settle the specimen c Letting blood run down the tube's inside wall d Touching the tubes scoop to each blood drop 3 Which of the following sites would normally be eliminated as a capillary puncture site? a Index finger of a women b Ringer finger on an IV arm c Middle finger of an adult d Infant lateral plantar heel 4 Neonatal screening for this disorder is required by law in the United States: a PKU b HDN c HBV d Diabetes 5 The best way to mix blood in an additive microtube is to: a Invert it gently b Roll it in the hands c Tap it sharply d Shake it briskly 6 Correct newborn screening test collection or handling includes: a using one large drop to entirely fill a collection circle b layering successive blood drops in a collection circle c applying blood drops to both sides of the filter paper d hanging a specimen slip to dry in a vertical position 7 Which of the following is normally a proper site for finger puncture on an adult? a Distal segment of the middle finger b End segment of either of the thumbs c Proximal phalanx of the ring finger d Medial segment of the index finger 8 The antiseptic must be completely dried before performing capillary puncture to avoid a Specimen hemolysis b Hemoconcentration c Hematoma formation d Premature clotting 9 If collected by capillary puncture, which of the following specimens should be collected in an amber microtube? a Bilirubin b PKU c Glucose d Lead 10 Which color-coded microtube would be used to collect a CBC? a Lavender b Yellow c Green d Gray 11 A cyanotic extremity would: a Be bluish in color b Appear jaundiced c Exhibit erythema d Look pale yellow 12 If venous blood is placed in a microtube, it is important to: a Label it as a venous specimen b Transport it to the lab ASAP c Shield the specimen from light d Vigorously mix the specimen 13 It is inappropriate to apply a bandage to a capillary puncture site on an infant or child younger than 2 years of age because it can a All of the choices are correct b Irritate an infant's tender skin c Pull of and be a choking hazard d Tear delicate skin when removed 14 Lancets specifically designed for heel puncture reduce the risk of: a Accidental puncture of the calcaneus b Inadvertent puncture of an arteriole c Excess tissue fluid in the specimen d Bacterial contamination of the site 15 Blood collected by puncturing the skin is called capillary blood because: a It is collected with capillary tubes b Small drops of blood are collected c It is from the dermal capillary bed d Microtubes fill by capillary action 16 A capillary puncture that parallels the whorls of the fingerprint will: a Allow blood to run down the finer b Continue to bleed for a lot longer c Cause blood to form in round drops d Make specimen collection easier 17 One purpose of wiping away the first drop of blood during capillary specimen collection is to: a Reduce tissue fluid contamination b Avoid contamination with bacteria c Minimize platelet aggregation d Improve blood flow to the site 18 Referring to this picture, identify the letters of the fingers that are recommended as sites for capillary puncture. a C and D b A and B c B and C d D and E 19 This is a term for the bottom surface of the heel. a Planter b Distal c Lateral d Dorsal 20 A blood smear is: a blood spread out on a microscope slide. b blood used to identify the types of bacteria. c blood made from a heparinized specimen. d blood collected on a special filter paper. 21 The calcaneus is a bone located in the: a Heel b Earlobe c Thumb d Finger 22 Which numbered arrows on the diagram of an infant's foot point toward the safest areas for capillary puncture? a 3 and 5 b 2 and 3 c 1 and 4 d 4 and 5 23 Which of the following are required characteristics of capillary puncture lancets? a All of the choices are correct. b A controlled depth of puncture c Permanently retractable blades d Blades or points that are sterile 24 Which of the following is the safest area of an infant’s foot for capillary puncture? a Medial plantar heel b Center of the big toe c Posterior curvature d Any area of the arch 25 Lancets with permanently retractable blades are disposed of in the: a Sharps container b Regular trash can c Biohazard trash d Autoclave waste 26 A laboratory report form should state that a specimen has been collected by capillary puncture: a Because results can vary by specimen source b So other tests will be capillary collections c For equipment inventory control purposes d To satisfy liability insurance requirements 27 After making a blood smear: a Let it dry naturally b Blow on it until dry c Place it in alcohol d Wave it until dry 28 What is the purpose of warming the site before capillary puncture? a Increase the flow of blood b Relax and comfort patients c Prevent sample hemolysis d Enhance visibility of veins 29 This is the name of a sharp-pointed device used today to make capillary punctures. a Lancet b Scalpel c Fleam d Bullet 30 Which of the following action words associated with capillary puncture procedure steps are in the correct order? a Warm, clean, puncture, wipe, collect b Clean, warm, puncture, collect, wipe c Clean, puncture, warm, wipe, collect d Warm, puncture, clean, wipe, collect 31 Which of the following is the medical term for a finger bone? a Phalanx b Calcaneus c Patella d Clavicle 32 Jaundice in a newborn is associated with high levels of: a Bilirubin b Thyroxine c Glucose d Ketones
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