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Take Home Quiz Chapter 9

100 Questions
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  • 1. 
    The preanalytical phase of the testing process begin for the laborataory when a:
    • A. 

      Blood or body fluid specimen is collected.

    • B. 

      Patient is admitted to a healthcare facility.

    • C. 

      Specimen is submitted for processing.

    • D. 

      Test is ordered by a patient's physician.

  • 2. 
    Most reference ranges are based on normal laboratory test valyes for:
    • A. 

      Fasting patients.

    • B. 

      Healthy people.

    • C. 

      I11 individuals.

    • D. 

      Treated patients.

  • 3. 
    Diurnal variation associated with some blood components are:
    • A. 

      Abnormal changes that occur once a day.

    • B. 

      Changes that follow a monthly cycle.

    • C. 

      Normal fluctuations throughout the day.

    • D. 

      Variations that occur on an hourly basis

  • 4. 
    A patient;s arm is swollen. The term used to describe this condition is:
    • A. 

      Cyanotic.

    • B. 

      Edematous.

    • C. 

      Sclerosed.

    • D. 

      Thrombosed.

  • 5. 
    Lipemia results from:
    • A. 

      High fat content of the blood.

    • B. 

      Improper specimen handling.

    • C. 

      Increased number of platelets.

    • D. 

      Specimen hemoconcentration.

  • 6. 
    A patient with a high degree of jaundice typically has:
    • A. 

      Bruising and petechiae.

    • B. 

      Edematous extremities.

    • C. 

      Hemolyzed specimens.

    • D. 

      Yellow skin and sclerae.

  • 7. 
    Lymphostasis is:
    • A. 

      Impaired secretion of lymph fluid,

    • B. 

      Obstruction of the flow of lymph.

    • C. 

      Reduced lymphocyte production.

    • D. 

      Stoppage of lymphoid functions.

  • 8. 
    This is the medical term for a nervious system response to abrupt pain, stress, or trauma:
    • A. 

      Circadian response

    • B. 

      Latrogenic reflux

    • C. 

      Vasovagal syncope

    • D. 

      Venous stagnation

  • 9. 
    Small non-rasied red spots appear on the patient's skin below where the tourniquet has been tied. What are they and what causes them?
    • A. 

      A rash from tying the tourniquet too tightly

    • B. 

      Bilirubin spots as a result of a diseased liver

    • C. 

      Dermatitis from an allergy to the tourniquet

    • D. 

      Petechiae due to capillary or platelet defects

  • 10. 
    Venous stasis is:
    • A. 

      Backflow of tissue fluid into a vein.

    • B. 

      Part of the normal coagulation process.

    • C. 

      Stoppage of the normal venous blood flow.

    • D. 

      Vein collapse from excess pressure.

  • 11. 
    A hematoma is a:
    • A. 

      Blood clot inside a vein.

    • B. 

      Pool of fluid from an iv.

    • C. 

      Swelling or mass of blood.

    • D. 

      Symptom of nerve injury.

  • 12. 
    Mastectomy is the medical term for breast:
    • A. 

      Biopsy.

    • B. 

      Reduction.

    • C. 

      Removal.

    • D. 

      Surgery.

  • 13. 
    Exsanguination is:
    • A. 

      Autologous donation of blood.

    • B. 

      Iatrogenic depletion of blood.

    • C. 

      Life-threatening loss of blood.

    • D. 

      Therapeutic removal of blood.

  • 14. 
    Which of the following is a product of the breakdown of red blood cells (RBCs)?
    • A. 

      Bilirubin

    • B. 

      Creatinine

    • C. 

      Glucagon

    • D. 

      Lipid (fat_

  • 15. 
    A vein that is thrombosed is:
    • A. 

      Clotted.

    • B. 

      Patent.

    • C. 

      Scarred.

    • D. 

      Swollen.

  • 16. 
    A patient goes into convulsion while you are drawing his blood. The last tube has just started to fill. Which of the following is the wrong thing to do?
    • A. 

      Complete the draw as quickly as you can.

    • B. 

      Immediately discontinue the blood draw.

    • C. 

      Prevent the patient from injuring himself.

    • D. 

      Notify the appropriate first-aid personnel.

  • 17. 
    The patient has in IV in the left foreawm and a large hematoma in the antecubital area of the right arm. The best place to collect a specimen by venipuncture is the:
    • A. 

      Left arm above the IV entry point.

    • B. 

      Left arm below the IV entry point.

    • C. 

      Right arm distal to the hematoma.

    • D. 

      Right arm in the antecubital area.

  • 18. 
    Which of the following is not true of Hematomas?
    • A. 

      It is a swelling or mass of blood

    • B. 

      It can lead to inaccurate test results

    • C. 

      It can causes an obstruction of blood flow

    • D. 

      All of the above are correct

  • 19. 
    Hemoconcentration from prolonged tourniquet application increases:
    • A. 

      Blood plasma volume.

    • B. 

      Non-filterable analytes.

    • C. 

      PH and oxygen levels.

    • D. 

      Specimen hemolysis.

  • 20. 
    Which of the following is the medical term for fainting?
    • A. 

      Sclerosis

    • B. 

      Stasis

    • C. 

      Supine

    • D. 

      Syncope

  • 21. 
    In which instance if the patient closest to the basal state? The patient who:
    • A. 

      Arrived at the lab at 0800 and had not eaten since dinner the prior night.

    • B. 

      Came straight to the lab after working all night but was fasting at work.

    • C. 

      Has been awake but lying down quietly resting for the last several hours.

    • D. 

      Is awakened for a blood draw at 0600 after fasting since 0800 last night.

  • 22. 
    The best specimens to use for establishing inpatient reference ranges for blood tests are:
    • A. 

      Basal-state specimens.

    • B. 

      Fasting specimens.

    • C. 

      Postprandial specimens.

    • D. 

      Steady-state specimens.

  • 23. 
    Which test requires the parient's age in calculating results?
    • A. 

      Cold agglutinin titer

    • B. 

      C-reactive protein

    • C. 

      Creatine kinase mb

    • D. 

      Creatinine clearance

  • 24. 
    Which of the following tests is most affected by altitude?
    • A. 

      Cholesterol

    • B. 

      Electrolytes

    • C. 

      Magnesium

    • D. 

      RBC count

  • 25. 
    Persistent diarrhea in the absence of fluid replacement may cause:
    • A. 

      Hemoconcentration.

    • B. 

      Iatrogenic anemia.

    • C. 

      Petechiae formation.

    • D. 

      Red cell destruction.

  • 26. 
    The serum or plasma of a lipemic specimen appears:
    • A. 

      Cloudy White.

    • B. 

      Dark Yellow.

    • C. 

      Foamy pink.

    • D. 

      Pink to red.

  • 27. 
    A lipemic specimen is a clue that the patient was probably:
    • A. 

      In basal state.

    • B. 

      Dehydrated.

    • C. 

      Jaundiced.

    • D. 

      Not fasting.

  • 28. 
    A 12-hour fast is normally required in testing for this analyte:
    • A. 

      Bilirubin

    • B. 

      Calcium

    • C. 

      Electrolytes

    • D. 

      Triglycerides

  • 29. 
    This blood component exhibits diurnal varisation, with peak levels occurring in the morning:
    • A. 

      Cortisol

    • B. 

      Creatinine

    • C. 

      Glucose

    • D. 

      Phosphate

  • 30. 
    Test influenced by diurnal variation are typically ordered:
    • A. 

      Fasting.

    • B. 

      Preop.

    • C. 

      Slat.

    • D. 

      Timed.

  • 31. 
    A drug known to interfere with a blood test should be discontinuted for this many hours before the test ranges for RBC counts?
    • A. 

      1-3

    • B. 

      4-24

    • C. 

      25-30

    • D. 

      48-72

  • 32. 
    A test result can be fasely decreased if:
    • A. 

      A drug competes with the test reagents for the test analyte.

    • B. 

      An analyte-detecting color reaction is enhanced by a drug.

    • C. 

      Anticoagulant reflux occurred during specimen collection.

    • D. 

      Serum used for the test came partially filled SST.

  • 33. 
    Which of the following analytes can remain elevated for 24 hours or more after exercise?
    • A. 

      Ck

    • B. 

      Co2

    • C. 

      K+

    • D. 

      Ph

  • 34. 
    Which hormone is most affected by the presence of a fever?
    • A. 

      Insulin

    • B. 

      Melatonin

    • C. 

      Testosterone

    • D. 

      Thyroxine

  • 35. 
    Which analyte has a higher reference range for males than for females?
    • A. 

      Cholesterol

    • B. 

      Hematocrit

    • C. 

      Magnesium

    • D. 

      Potassium

  • 36. 
    An icteric blood specimen indicates that:
    • A. 

      Bilirubin test results could be elevated.

    • B. 

      It probably was not a fasting specimen.

    • C. 

      The collection procedure was incorrect.

    • D. 

      The blood could be hemoconcentrated.

  • 37. 
    What changes occur in the bloodstream when a patient goes from supine to standing?
    • A. 

      Non-filterable elements increase.

    • B. 

      Red blood cell counts decrease.

    • C. 

      The level of calcium decreases.

    • D. 

      The volume of plasma is increased.

  • 38. 
    Why do pregnant patients have lower reference ranges for RBC counts?
    • A. 

      Frequent bouts of nausea lead to hemoconcentration.

    • B. 

      Increased body fluids result in the dilution of the RBC's

    • C. 

      Poor appetite results in a temporary form of anemia.

    • D. 

      The growing fetus uses up the mother's iron reserves.

  • 39. 
    Which of the following analytes is typically increased in chronic smokers?
    • A. 

      Bicarbonate

    • B. 

      Hemoglobin

    • C. 

      O2 saturation

    • D. 

      Vitamin b12

  • 40. 
    It is not a good idea to collect a cbc from a screaming infant because the:
    • A. 

      Chance of hemolysis is increased.

    • B. 

      Platelets are more likely to clump.

    • C. 

      Specimen may be hemoconcentrated.

    • D. 

      WBCs may be temporarily elevated.

  • 41. 
    Of the following factors known to affect basal state, which is automatically accounted for when reference ranges are established?
    • A. 

      Diurnal variation

    • B. 

      Drug interferences

    • C. 

      Effect of exercise

    • D. 

      Geographic locale

  • 42. 
    Temperature and humidity control in a laboratory is important because it:
    • A. 

      Ensures that the test results will be normal.

    • B. 

      Maintains the integrity of specimens.

    • C. 

      Prevents hemolysis of the specimens.

    • D. 

      Reduces any interference from drug.

  • 43. 
    Scarred or burned areas should be avoided as blood collection sites because:
    • A. 

      Analytes are diluted in such areas.

    • B. 

      Circulation is typically impaired.

    • C. 

      Specimens tend to be hemolyzed.

    • D. 

      Veins are most likely thrombosed.

  • 44. 
    A vein that feels hard, cord-like, and lakcs resiliency is most likely:
    • A. 

      An artery.

    • B. 

      Collapsed.

    • C. 

      Sclerosed.

    • D. 

      Superficial.

  • 45. 
    Drawing blood from an edmatous extermity may cause:
    • A. 

      Erroneous specimen results.

    • B. 

      Hemolysis of the specimen.

    • C. 

      Premature specimen clotting.

    • D. 

      Rapid formation of petechiae.

  • 46. 
    If you have no choice but to collect a specimen from an arm with a hematoma, collect the specimen:
    • A. 

      Above it.

    • B. 

      Beside it.

    • C. 

      Distal to it.

    • D. 

      Through it.

  • 47. 
    One reason collecting blood specimens from an arm on the same side as a mastectomy without permission from the patient's physician is prohibited is because:
    • A. 

      Results on that arm will be elevated.

    • B. 

      That arm will have much less feeling.

    • C. 

      Tourniquet application may injure it

    • D. 

      Veins in that arm will collapse easily.

  • 48. 
    Which of the following veins is often the easiest to feel on obese patients?
    • A. 

      Basilic

    • B. 

      Brachial

    • C. 

      Cephalic

    • D. 

      Median

  • 49. 
    You must collect a protime specimen from a patient with IV's in both arms. The best place to collect the specimen is:
    • A. 

      Above one of the IV's.

    • B. 

      Below one of the IV's.

    • C. 

      From an ankle vein.

    • D. 

      From one of the IV's.

  • 50. 
    A phlebotomist must collect a hemoglobin specimen from a patient in the ICU. There is an IV in the patient's left wrist. There is no suitable antecubital vein or hand vein in the right arm. What should the phlebotomist do?
    • A. 

      Ask another phlebotomist to collect it.

    • B. 

      Collect it from a leg, ankle, or foot vein.

    • C. 

      Draw it from a hand vein below the IV.

    • D. 

      Perform a fingerstick on the right hand.

  • 51. 
    In selecting a venipuncture site, do not use an arm with:
    • A. 

      A very strong basilic pulse.

    • B. 

      An active av shunt or fistula.

    • C. 

      Evidence of a recent draw.

    • D. 

      Tattoos from elbow to wrist.

  • 52. 
    A type of line commonly used to monitor blood pressure and collect blood gas specimens is:
    • A. 

      An A-line

    • B. 

      A CVC

    • C. 

      An IV

    • D. 

      A PICC

  • 53. 
    A vascular access pathway that is surgically created to provide access for dialysis is:
    • A. 

      An AV shunt.

    • B. 

      A CVC.

    • C. 

      A Hep-lock.

    • D. 

      A PICC

  • 54. 
    When a blood specimen is collected from a heparin lock, it is important to draw:
    • A. 

      A 5-ml, discard tube before the specimen tubes are filled.

    • B. 

      Coagulation specimens before other specimens.

    • C. 

      Extra tubes in case other tests are ordered later.

    • D. 

      Two tubes per test in case one is contaminated.

  • 55. 
    Which of th efollowing is a type of CVC?
    • A. 

      A-Line

    • B. 

      Broviac

    • C. 

      Fistula

    • D. 

      Hep-lok

  • 56. 
    A subcutaneous vascular access device consisting of a small chamber attached to an indwelline line that is implanted under the skin and located by palpating the skin is:
    • A. 

      A Groshong CVC.

    • B. 

      An implanted port.

    • C. 

      A PICC line.

    • D. 

      A saline lock.

  • 57. 
    The way to bandage a venipuncture site when the patient is allergic to the glue in adesive bandages is to:
    • A. 

      Apply a bandage that is latex-free

    • B. 

      Wait 5 minutes to apply a bandage.

    • C. 

      Wrap a warm washcloth around it.

    • D. 

      Wrap it with self-adhering material.

  • 58. 
    You may have to be careful about what type of equipment is brought into the room if a patient is severely allergic to:
    • A. 

      Adhesive.

    • B. 

      Iodine.

    • C. 

      Latex.

    • D. 

      Perfume.

  • 59. 
    What is the best thing to do if a cenipuncture site continues to bleed after 5 minutes
    • A. 

      Have the patient hold pressure until it stops.

    • B. 

      Make a note of the problem on the lab slip.

    • C. 

      Report it to the patient's physician or nurse.

    • D. 

      Wrap the site with a tight pressure bandage.

  • 60. 
    Which patient should be asked to lie down during a blood draw? A patient with a:
    • A. 

      Central venous catheter.

    • B. 

      Coagulation disorder.

    • C. 

      History of syncope.

    • D. 

      Severe latex allergy.

  • 61. 
    During a blood draw, a patient says he feels faint. What should the phlebotomist do?
    • A. 

      Ask him if it is ok to continue the draw.

    • B. 

      Discontinue the draw and lower his head.

    • C. 

      Keep him upright and complete the draw.

    • D. 

      Use an ammonia inhalant to revive him

  • 62. 
    An outpatient becomes weak and pale after a blood draw. What should the phlebotomist do?
    • A. 

      Accompany the patient to his or her car.

    • B. 

      Have the patient lie down until recovered.

    • C. 

      Offer the patient a glass of water to drink.

    • D. 

      Tell the patient to go get something to eat.

  • 63. 
    If an outpatient tells you before a blood draw that she is feeling nauseated, you should:
    • A. 

      Advise her to begin slow, deep breathing.

    • B. 

      Draw the specimen while watching her closely.

    • C. 

      Have her lie down until she feels better.

    • D. 

      Suggest that she come back another day.

  • 64. 
    Pain associated with venipuncture can be minimized by:
    • A. 

      Desensitizing the site by rubbing hard with alcohol

    • B. 

      Putting the patient at ease with a little small talk

    • C. 

      Typing the tourniquet right enough to numb the arm.

    • D. 

      Warning the patient that the draw might hurt a lot.

  • 65. 
    A site could potentially be used for venipuncture even if:
    • A. 

      Petechiae appear below the tourniquet.

    • B. 

      Scarring from a deep burn is present.

    • C. 

      The arm appears slightly edematous.

    • D. 

      The only vein feel shard and cord-like.

  • 66. 
    A vein with walls that have temporarily drawn togehter and shut off lbood flow during venipuncture is called a:
    • A. 

      Blown vessel.

    • B. 

      Collapsed vein.

    • C. 

      Reflux reaction.

    • D. 

      Passive fistula.

  • 67. 
    You are in the process of collecting a blood specimen on a patient with difficult veins. You had to redirect the needle but it is now in the vein, and the first tube has just started to fill. The blood is filling the tube slowly. The skin around the venipuncture site starts to swell. You have several more tubes to fill. What should you do?
    • A. 

      Ask the patient if it hurts; if not, continue the draw.

    • B. 

      Continue the draw after pushing the needle in deeper.

    • C. 

      Pull back on the needle slightly and finish the draw.

    • D. 

      Stop the draw at once and apply pressure to the site.

  • 68. 
    Which of the following can cause a hematoma to form during venipuncture procedures?
    • A. 

      Entering the lumen of the vein without hesitation.

    • B. 

      Failing to apply adequate pressure after the draw.

    • C. 

      Mixing the first tube while collecting the second.

    • D. 

      Removing the tourniquet as the first tube is filling

  • 69. 
    Which of the following is the best indication that you have accidentally punctureed an artery?
    • A. 

      A hematoma starts to form.

    • B. 

      Blood obtained is dark red.

    • C. 

      Blood pulses into the tube.

    • D. 

      There is no way to tell.

  • 70. 
    Anemia brought on by the withdrawal of blood for testing purposes is described as:
    • A. 

      Hemolytic.

    • B. 

      Iatrogenic.

    • C. 

      Icteric.

    • D. 

      Neutropenic.

  • 71. 
    If you spuspect that you have accidentally collected an arterial specimen instead of a venous specimen:
    • A. 

      Apply a pressure bandage to the venipuncture site.

    • B. 

      Ask another phlebotomist to collect the specimen.

    • C. 

      Discard the specimen and collect a new one from another site.

    • D. 

      See if the lab will accept it, and if so, label it as possibly an arterial specimen.

  • 72. 
    Infection of a venipuncture site can result from:
    • A. 

      Following the wrong order of draw.

    • B. 

      Leaving the tourniquet on too long.

    • C. 

      Touching the site after cleaning it.

    • D. 

      Using an unsterile ETS tube holder

  • 73. 
    Blind or deep probing for a vein can result in
    • A. 

      An arterial puncture.

    • B. 

      Greater vein patency.

    • C. 

      Loss of tube vacuum.

    • D. 

      Tube additive reflux.

  • 74. 
    A patient complains of marked pain when you insert the needle. The pain radiates down his arm and does not subside. What should you do?
    • A. 

      Ask him if he wants you to stop the draw.

    • B. 

      Collect the specimen as quickly as you can.

    • C. 

      Discontinue the venipuncture immediately.

    • D. 

      Say "hold on or I'll have to stick you again"

  • 75. 
    A stinging sensation when the needle is first inserted is most likely the result of:
    • A. 

      An imperfection in the needle bevel.

    • B. 

      Not letting the alcohol dry thoroughly.

    • C. 

      Tying the tourniquet excessively tight.

    • D. 

      Pushing down during needle insertion.

  • 76. 
    Which is the best way to avoid reflux?
    • A. 

      Draw the specimen while the patient is supine.

    • B. 

      Follow the correct order of draw in filling tubes.

    • C. 

      Keep the tourniquet on until the last tube is full.

    • D. 

      Make certain that tubes fill from the bottom up.

  • 77. 
    Which of the following is least likely to impair vein patency?
    • A. 

      Improperly redirecting the needle

    • B. 

      Leaving a tourniquet on too long

    • C. 

      Multiple draws from the same vein

    • D. 

      Probing to locate a missed vein

  • 78. 
    Prolonged tourniquet application can affet blood composition because it causes:
    • A. 

      Delayed hemostasis.

    • B. 

      Dilution of plasma.

    • C. 

      Hemoconcentration.

    • D. 

      Specimen hemolysis.

  • 79. 
    The serum or plasma of a hemolyzed specimen appears:
    • A. 

      Clear yellow.

    • B. 

      Cloudy white.

    • C. 

      Greenish yellow.

    • D. 

      Pink or reddish

  • 80. 
    Which action is least likely to cause specimen hemolysis?
    • A. 

      Drawing a large tube using a small needle

    • B. 

      Mixing a blood specimen too vigorously

    • C. 

      Pulling back a syringe plunger too quickly

    • D. 

      Transferring blood from a syringe to a tube

  • 81. 
    The ratio of blood to anticoagulant is most critical for which of the following tests?
    • A. 

      Alkaline phosphatase

    • B. 

      Complete blood count

    • C. 

      Glycohemoglobin

    • D. 

      Prothrombin time

  • 82. 
    A phlebotomist has tried twice to collect a light blue top tube on a patient with difficult veins. Both times the phlebotomist has been able to collect only a partial tube. What should the phlebotomist do?
    • A. 

      Collect the specimen by a skin puncture.

    • B. 

      Have someone else collect the specimen

    • C. 

      Pour the two tubes together and mix well.

    • D. 

      Send one to the lab marked "difficult draw"

  • 83. 
    Which of the following situations is least likely to cause contaimination of the specimen?
    • A. 

      Cleaning a finger stick site with isopropyl alcohol

    • B. 

      Drawing a blood cultures before the antiseptic is dry

    • C. 

      Touching a newborn specimen collection from.

    • D. 

      Using povidone - iodine to clean a skin puncture site

  • 84. 
    You are collecting a blood specimen. The needle is in the vein and blood flow has been established. As the tube is flling, you hear a hissing sound, there is a spurt of blood into the tube, and blood flow stops. What most likely happened is that the:
    • A. 

      Bevel came out of the skin and the tube vacuum escaped.

    • B. 

      Needle went all the way through the back wall of the vein.

    • C. 

      Patient had a sudden and dramatic drop in blood pressure.

    • D. 

      Tube had a crack in it and there was no more vacuum left.

  • 85. 
    A needle that has gone through the back wall of the vein may cause:
    • A. 

      A hissing sound when you engage the tube.

    • B. 

      Blood to enter the tube slowly or not at all.

    • C. 

      Reflux of specimen into surrounding tissue.

    • D. 

      The tube to fill with air that is in the tissues.

  • 86. 
    When a vein rolls, the needle typically:
    • A. 

      Ends up in the lumen of the vein.

    • B. 

      Goes all the way through the vein.

    • C. 

      Lands against an inside vein wall.

    • D. 

      Slips beside instead of in the vein.

  • 87. 
    You are in the process of collecting a blood specimen. The needle is inserted but the tube is filling very slowly. A hematoma starts to form rapidly. What has most likely happened is that the:
    • A. 

      Needle is only partly in the vein.

    • B. 

      Needle is up against a vein wall.

    • C. 

      Patient has a clotting disorder.

    • D. 

      Tube is slowly losing vacuum.

  • 88. 
    You are performing a multi-tube blood draw. You collect the first rube without a problem. The second tube fails to fill with blood. You pull the needle back and nothing happenens. You push the needle a little deeper and nothing happens. You remove the tube, pull back the nuddle a little, rotate the bevel, and reset the tube. Still nothing hapens. Which of the following actions should you take next?
    • A. 

      Anchor the vein and redirect the needle again.

    • B. 

      Ask a coworker to redirect the needle for you.

    • C. 

      Discontinue the draw and try again at a new site.

    • D. 

      Try pushing the needle deeper and then redirect.

  • 89. 
    You insert the needle during a venipuncture. You engage the tube in the tube holder but do not get blood flow. You determine that the needle is beside the vein. You redirect it two times and still do not get blood flow, even after trying a new tube. What should you do next?
    • A. 

      Anchor the vein and redirect the needle again.

    • B. 

      Ask a coworker to redirect the needle for you.

    • C. 

      Discontinue the draw and try again at a new site.

    • D. 

      Try pushing the needle deeper and then redirect.

  • 90. 
    Which of the following is most apt to be the cause of vein collapse during venipuncture?
    • A. 

      Several large-volume tubes have been collected.

    • B. 

      Tourniquet application has exceeded 1 minute.

    • C. 

      Tourniquet pressure is below diastolic pressure.

    • D. 

      Tube vacuum is too great for the size of the vein.

  • 91. 
    Jaundice in a patient may indicate inflammation of the colon.
    • A. 

      True

    • B. 

      False

  • 92. 
    When confronted with damaged veins, select a site proximal to the damaged veins.
    • A. 

      True

    • B. 

      False

  • 93. 
    Never perform a venipuncture through a hematoma.
    • A. 

      True

    • B. 

      False

  • 94. 
    Never apply a tourniquet on an arm with a shunt.
    • A. 

      True

    • B. 

      False

  • 95. 
    If a patient vomits during a venipuncture procedure, leave the needle in until they are done, then complete the procedure.
    • A. 

      True

    • B. 

      False

  • 96. 
    Never pour two partially filled additive tubes together to fill one tube.
    • A. 

      True

    • B. 

      False

  • 97. 
    Hand or fist pumping can elevate potassium levels by 50%
    • A. 

      True

    • B. 

      False

  • 98. 
    Tube vacuum may hold the vein wall against the needle bevel.
    • A. 

      True

    • B. 

      False

  • 99. 
    Blood that polls beneath a vein can put pressure on underlying nerves.
    • A. 

      True

    • B. 

      False

  • 100. 
    Cholesterol levels can elevate 5% after 2 minutes of the tourniquet application.
    • A. 

      True

    • B. 

      False

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