Full Test 2 1. A patient scheduled for a timed drug level arrives late. What should the technician do first?Deselect Answer Collect immediately and document lateness Cancel the test without notice Contact nursing or the provider for instructions Ask the patient to reschedule independently None Comment 2. When transporting patient specimens to the laboratory, what is the most important step to ensure specimen integrity?Deselect Answer Ensure specimens are properly labeled, sealed, and transported in appropriate containers Remove labels to protect patient privacy during transport Combine multiple specimens in one bag to save space Transport specimens without temperature control so they reach the lab faster None Comment 3. In the venipuncture order of draw, when should blood culture bottles be collected relative to other tubes?Deselect Answer After EDTA tubes After coagulation tubes Last, after all additive tubes Before collecting other tubes None Comment 4. Which tube color is typically used for coagulation studies such as PT/INR?Deselect Answer Red top Lavender top Light blue top Green top None Comment 5. For which of the following infections is an N95 respirator specifically required for healthcare workers caring for the patient?Deselect Answer Influenza Methicillin-resistant Staphylococcus aureus (MRSA) Pulmonary tuberculosis (airborne TB) Clostridioides difficile (C. difficile) None Comment 6. Which tube or container should be collected first when performing a venipuncture that includes blood cultures and routine tubes?Deselect Answer EDTA (lavender top) tube Serum (red top) tube Light blue (citrate) coagulation tube Blood culture bottles None Comment 7. A trough level for a therapeutic drug is ordered. When should the specimen be collected?Deselect Answer Immediately before the patient's next scheduled dose 30 minutes after the dose is administered Two hours after the dose is given At any random time None Comment 8. If a patient is unconscious and cannot state their name or date of birth, which two identifiers are acceptable for specimen labeling?Deselect Answer Room number and nurse's name Diagnosis and attending physician's name Wristband identifiers (name/MRN) and the requisition/medical record number Bed number and time of admission None Comment 9. Which tube or container should be collected first when performing a venipuncture that includes blood cultures and routine tubes?Deselect Answer EDTA (lavender top) tube Serum (red top) tube Light blue (citrate) coagulation tube Blood culture bottles None Comment 10. What is the best method to positively identify a patient before drawing blood?Deselect Answer Ask the patient their room number Check the wristband and ask the patient to state name and date of birth Rely on the patient's chart at the bedside Ask a nearby staff member to confirm identity None Comment 11. If a blood bank specimen is visibly hemolyzed, what should be done?Deselect Answer Store at 4°C and test anyway Dilute and proceed Centrifuge longer and test plasma Reject and recollect per policy None Comment 12. Which specimen handling error is most likely to affect potassium results?Deselect Answer Prompt centrifugation Gentle inversion Hemolysis during transport Proper refrigeration None Comment 13. What is the maximum recommended depth for a heel puncture in a newborn?Deselect Answer 0.5 mm 1.0 mm 2.0 mm 3.0 mm None Comment 14. When collecting blood cultures, what is the most important step to reduce contamination?Deselect Answer Using a smaller gauge needle Allowing the antiseptic to dry fully Collecting from an IV line Reducing the amount of blood collected None Comment 15. Which practice is required when collecting a blood sample for legal blood alcohol testing (e.g., DUI cases)?Deselect Answer Chilling on ice immediately at bedside Following chain-of-custody procedures with documentation and secure transport Using any antiseptic if labeled correctly Drawing two tubes and discarding one None Comment 16. After removing gloves following a venipuncture, what is the next required infection-control step?Deselect Answer Apply hand sanitizer over gloves Wash or sanitize hands before touching anything else Label tubes before hand hygiene Put on new gloves immediately None Comment 17. After removing gloves following a venipuncture, what is the next required infection-control step?Deselect Answer Apply hand sanitizer over gloves Wash or sanitize hands before touching anything else Label tubes before hand hygiene Put on new gloves immediately None Comment 18. A toddler cannot state their name or DOB. What is the best way to confirm the child's identity before drawing blood?Deselect Answer Check the room number and proceed Ask the parent or legal guardian to state the child's full name and date of birth and compare to the requisition Use the child's height and weight from the chart Verify by the color of the patient's bracelet only None Comment 19. A patient scheduled for a timed drug level arrives late. What should the technician do first?Deselect Answer Collect immediately and document lateness Cancel the test without notice Contact nursing or the provider for instructions Ask the patient to reschedule independently None Comment 20. What is the most appropriate method to positively identify a patient before drawing blood?Deselect Answer Ask the patient to state their full name and date of birth and compare to the requisition or wristband Confirm the patient's room number and proceed Ask a family member to confirm the patient's identity Use the patient's chart at the nurse's station without asking the patient None Comment 21. Which set of elements should be documented to demonstrate that informed consent was properly obtained?Deselect Answer Patient signature and the nurse's initials only Date and time only Procedure name only Patient name, date/time, procedure, explanation of risks/benefits/alternatives, patient's questions, signature, and witness if required None Comment 22. During blood collection, a vein collapses after tube insertion. What adjustment is most appropriate?Deselect Answer Increase vacuum pressure Switch to a syringe or smaller tube Tighten the tourniquet Insert the needle deeper None Comment 23. Which preservative is commonly recommended for a 24-hour urine collection when measuring catecholamines (e.g., VMA)?Deselect Answer Sodium chloride No preservative needed Ethanol Hydrochloric acid to acidify and stabilize catecholamines None Comment 24. Which practice is most likely to cause hemolysis of a blood specimen?Deselect Answer Allowing alcohol to fully air-dry before puncture Vigorously shaking the collection tube Using the correct needle gauge for the patient Applying gentle inversion to mix additives None Comment 25. When is it acceptable to use an alcohol-based hand rub instead of washing with soap and water?Deselect Answer After using the restroom After caring for a patient with C. difficile When hands are not visibly soiled When hands are visibly dirty with blood None Comment 26. Which action best demonstrates that a patient has given valid informed consent?Deselect Answer The patient explains the procedure, risks, and alternatives and signs the consent form The patient nods once when the nurse asks if they agree A family member signs the form on behalf of the patient because they are present The chart shows a prior discussion but no signature was obtained None Comment 27. Which skin antiseptic is preferred when collecting blood cultures from an adult to reduce contamination?Deselect Answer Chlorhexidine gluconate with alcohol Plain soap and water Normal saline wipe Hydrogen peroxide None Comment 28. Which storage temperature range is appropriate for most routine blood specimens before testing?Deselect Answer Frozen at -20°C Warmed to 37°C Refrigerated at 2-8°C Left at ambient temperatures above 25°C None Comment 29. During which situation is wearing a surgical mask (not respirator) indicated?Deselect Answer When performing procedures likely to generate splashes or sprays of blood or body fluids For care of patients under airborne precautions When sterile technique is not required and no splashes are expected To replace hand hygiene between patients None Comment 30. When should a phlebotomist label a blood specimen tube?Deselect Answer After transporting the tube to the laboratory At the patient's bedside immediately after collection When the patient's chart is reviewed later Only if the sample is abnormal None Comment 31. For which situation is a chain-of-custody form typically required?Deselect Answer Routine fasting glucose testing for clinical care Specimen being transferred between floors within the same facility for routine testing Forensic or legal drug testing where specimen integrity must be documented Daily quality-control checks of laboratory equipment None Comment 32. What is the minimum personal protective equipment (PPE) a technician should wear for routine venipuncture?Deselect Answer Gown and N95 respirator Surgical mask and face shield Disposable gloves Boot covers and hair net None Comment 33. Which vein is typically the first choice for routine venipuncture in the antecubital fossa?Deselect Answer Cephalic vein Basilic vein Dorsal metacarpal vein Median cubital vein None Comment 34. Which personal protective equipment is required when caring for a patient on airborne precautions (e.g., tuberculosis)?Deselect Answer Surgical mask only Face shield only Gown and gloves only Fit-tested N95 respirator or higher-level respirator None Comment 35. Which vein is the preferred site for routine antecubital venipuncture because it is well-anchored and accessible?Deselect Answer Median cubital vein Cephalic vein Basilic vein Dorsal venous network of the hand None Comment 36. Where should used needles and other sharp medical waste be disposed of immediately after use?Deselect Answer In a designated puncture-resistant, leak-proof sharps container In a regular trash bin with a liner Left on the procedure tray for housekeeping Placed inside a patient's meal tray for immediate removal None Comment 37. When should you use soap and water for hand hygiene instead of an alcohol-based hand rub?Deselect Answer After every glove use regardless of visible soil When hands are visibly soiled or after caring for a patient with diarrhea Only at the beginning of a shift Never; alcohol-based rubs are always preferred None Comment 38. When is the correct time to label blood collection tubes for a fasting glucose sample?Deselect Answer At the nurses' station after you return In the laboratory upon receipt After drawing and leaving the patient's room Immediately at the patient's bedside after collection None Comment 39. What is the maximum recommended depth for a heel puncture in a newborn?Deselect Answer 0.5 mm 1.0 mm 2.0 mm 3.0 mm None Comment 40. What is the maximum recommended time a tourniquet should remain on a patient before releasing to avoid hemoconcentration?Deselect Answer 2 minutes 1 minute 3 minutes 5 minutes None Comment 41. Why is a standard surgical mask considered inadequate for protecting health-care workers from airborne infections?Deselect Answer It is too expensive for routine use It cannot be reused It does not filter small airborne particles nor form a tight face seal It covers the mouth but not the eyes None Comment 42. Which specimen handling error is most likely to affect potassium results?Deselect Answer Prompt centrifugation Gentle inversion Hemolysis during transport Proper refrigeration None Comment 43. During blood collection, a vein collapses after tube insertion. What adjustment is most appropriate?Deselect Answer Increase vacuum pressure Switch to a syringe or smaller tube Tighten the tourniquet Insert the needle deeper None Comment 44. If a patient becomes faint or lightheaded during a blood draw, what is the most appropriate immediate action?Deselect Answer Speed up the draw to finish quickly Continue the draw and apply cold compress Ignore mild complaints and finish the procedure Stop the procedure, withdraw the needle, apply pressure, and have the patient sit or lie down None Comment 45. Which practice best reduces the risk of hemolysis when collecting and handling blood samples?Deselect Answer Use the largest needle available for faster flow Sharply shake tubes after collection to mix with anticoagulant Gently invert tubes the recommended number of times instead of vigorous shaking Force blood through a small-gauge syringe into tubes None Comment 46. When transporting a patient with suspected active pulmonary tuberculosis through facility hallways, what infection-control measures are appropriate?Deselect Answer No special measures are needed for short transports Staff should wear gloves only while transporting Place a surgical mask on the patient; staff wear N95 respirators if close contact is required Transport the patient without a mask but keep doors open None Comment 47. Which antiseptic is preferred for skin cleansing prior to collecting blood cultures to reduce contamination?Deselect Answer 70% isopropyl alcohol alone Povidone-iodine scrub for 15 seconds Hydrogen peroxide solution 2% chlorhexidine gluconate in 70% isopropyl alcohol None Comment 48. A patient scheduled for a timed drug level arrives late. What should the technician do first?Deselect Answer Collect immediately and document lateness Cancel the test without notice Contact nursing or the provider for instructions Ask the patient to reschedule independently None Comment 49. After completing a venipuncture with a used needle, what should the technician do immediately with the needle?Deselect Answer Recap the needle once and dispose in trash Lay the needle on a tray for later disposal Bend the needle to prevent reuse and then discard Do not recap; immediately dispose the used needle in a puncture-resistant sharps container None Comment 50. Which type of mask is appropriate for standard droplet precautions when working within about 3 feet of a coughing patient?Deselect Answer Surgical (procedure) mask N95 (respirator) Cloth mask No mask is needed if wearing gloves None Comment 51. For an infant heel stick, what is the commonly recommended maximum puncture depth to avoid injuring the calcaneus (heel bone)?Deselect Answer 5.0 mm 3.5 mm 2.0 mm 0.5 mm None Comment 52. What is the maximum recommended time a tourniquet should remain tied on a patient during venipuncture?Deselect Answer 3 minutes 1 minute 5 minutes 10 minutes None Comment 53. Which method is the most reliable for positively identifying an outpatient before drawing blood?Deselect Answer Ask the patient to state their full name and date of birth and compare with the requisition Ask the patient a yes/no question such as 'Are you John Smith?' Use the room number listed on the appointment schedule Verify the name on the outside of the patient's chart without asking the patient None Comment 54. How should a technician transport a blood specimen to the laboratory to prevent leaks and contamination?Deselect Answer Place tube open-side up in a paper bag Seal primary tube, then place it in a leak-proof secondary container labeled with biohazard symbol Carry unsealed tubes in a tray covered by a cloth Transport multiple tubes together without separation None Comment 55. Which situation requires the use of gloves to protect both the patient and the healthcare worker?Deselect Answer When there is anticipated contact with blood, bodily fluids, mucous membranes, or non-intact skin Only when handling sterile surgical instruments When entering a patient's room for a routine conversation When administering oral medications that are in blister packs None Comment 56. What is the most reliable method to identify a patient before performing venipuncture?Deselect Answer Verify the patient's room number Ask a family member to confirm the patient's name Ask the patient to state their full name and date of birth and compare with the wristband Rely on the name on the requisition form None Comment 57. What is the recommended safe method for handling a used hypodermic needle immediately after venipuncture?Deselect Answer Recap the needle using two hands before disposal Bend the needle before discarding Place it on a bedside tray for later disposal Activate the safety feature or use the one-handed scoop technique and dispose in a sharps container None Comment 58. Which skin antiseptic is preferred when collecting blood cultures from an adult to reduce contamination?Deselect Answer Chlorhexidine gluconate with alcohol Plain soap and water Normal saline wipe Hydrogen peroxide None Comment 59. Which antiseptic is preferred for skin cleansing prior to collecting blood cultures to reduce contamination?Deselect Answer 70% isopropyl alcohol alone Povidone-iodine scrub for 15 seconds Hydrogen peroxide solution 2% chlorhexidine gluconate in 70% isopropyl alcohol None Comment 60. During a venipuncture the patient becomes pale and dizzy and begins to faint. What should the phlebotomist do first?Deselect Answer Apply a cold compress and continue the draw Immediately remove the needle, apply pressure, lower the patient to a supine position and call for help Tell the patient to take deep breaths and keep drawing Leave the needle in and call for security None Comment 61. What is the proper immediate action after completing a venipuncture and removing the needle?Deselect Answer Recap the needle and place it on the bench Hand the uncapped needle to a coworker for disposal Place the needle in a regular trash bin inside a plastic bag Activate safety device if present and immediately dispose of the needle in a designated puncture-resistant sharps container None Comment 62. A patient clearly refuses a blood draw but a family member insists the procedure be done. What is the best action for the phlebotomist?Deselect Answer Explain to the family that you must honor their request and proceed Ask the family member to sign a consent form and proceed Stop the procedure and notify the nurse or provider according to facility policy Tell the patient they must comply because a test was ordered None Comment 63. How should an ammonia specimen be handled immediately after collection?Deselect Answer Allow to clot at room temperature for 30 minutes Freeze the specimen before transport Place on ice and transport to the lab immediately Send at ambient temperature with routine specimens None Comment 64. When should hand hygiene be performed in relation to glove use during phlebotomy?Deselect Answer Both before putting on gloves and after removing them Only before putting on gloves Only if gloves become visibly soiled Hand hygiene is not required if gloves are used None Comment 65. When should you wash your hands with soap and water instead of using an alcohol-based hand rub?Deselect Answer When hands are visibly soiled or after caring for a patient with Clostridioides difficile infection Before touching a patient if you wore gloves previously Immediately after donning sterile gloves When wearing jewelry on your hands None Comment 66. A competent patient refuses a recommended treatment. What should the healthcare team do first?Deselect Answer Document the refusal and proceed with treatment anyway Respect the patient's decision, document the refusal, and notify the provider Contact security to force treatment if it's in the patient's best interest Ignore the refusal because the team believes the treatment is necessary None Comment 67. Which combination meets the 'two patient identifiers' standard for a routine blood draw?Deselect Answer Room number and attending physician name Patient's photo and hospital bed number Initials and time of arrival Patient's full name and date of birth None Comment 68. Which additive in a lavender-top tube prevents blood from clotting by chelating calcium?Deselect Answer Heparin Sodium fluoride EDTA Sodium citrate None Comment 69. When using evacuated tubes, which tube should be drawn before EDTA to avoid contamination that could affect coagulation testing?Deselect Answer Light blue (sodium citrate) tube Gold/tiger-top (SST) tube Green (heparin) tube Gray (glucose) tube None Comment 70. When should a phlebotomist label collected specimen tubes for outpatient draws?Deselect Answer After returning to the lab to save time at the bedside Before drawing the specimen to prepare labels in advance At the patient bedside immediately after collection, before leaving the patient When handing the tubes to a courier None Comment 71. During blood collection, a vein collapses after tube insertion. What adjustment is most appropriate?Deselect Answer Increase vacuum pressure Switch to a syringe or smaller tube Tighten the tourniquet Insert the needle deeper None Comment 72. Which of the following items should always be disposed of in a sharps container after venipuncture?Deselect Answer Used clean gauze Blood-soaked paper towel Used needle and syringe Empty evacuated tube None Comment 73. Which tube color is typically used for coagulation studies such as PT and aPTT?Deselect Answer Lavender (EDTA) Green (heparin) Gray (potassium oxalate/fluoride) Light blue (sodium citrate) None Comment 74. Which tube is typically used for a complete blood count (CBC)?Deselect Answer Light blue (sodium citrate) Lavender (EDTA) Green (heparin) Red (no additive) None Comment 75. Which is the correct disposal method for a used disposable lancet after a capillary puncture?Deselect Answer Place it in the regular trash inside a sealed bag Dispose directly into a puncture-resistant, labeled sharps container Recap it and put it back in the supply tray Rinse it and place in biohazard bag with fluids None Comment 76. Which specimen handling error is most likely to affect potassium results?Deselect Answer Prompt centrifugation Gentle inversion Hemolysis during transport Proper refrigeration None Comment 77. Which microorganism most commonly requires airborne precautions in health-care settings?Deselect Answer Mycobacterium tuberculosis (tuberculosis) Staphylococcus aureus (MRSA) Clostridioides difficile Norovirus None Comment 78. Which statement about an emancipated minor's ability to consent is correct?Deselect Answer Emancipated minors can never consent to their own care Emancipated minors can consent to medical treatment without parental permission Only parents can consent for emancipated minors Teachers may consent for emancipated minors None Comment 79. How long should a tourniquet remain on a patient during venipuncture to avoid hemoconcentration?Deselect Answer As long as necessary to find a vein No longer than one minute At least five minutes to dilate veins Until the first tube is completely filled None Comment 80. In the standard order of draw for venipuncture, which tube is typically collected immediately after blood culture bottles?Deselect Answer Lavender-top (EDTA) tube Light blue-top (sodium citrate) tube Green-top (heparin) tube Gray-top (potassium oxalate/sodium fluoride) tube None Comment 81. When collecting blood cultures, what is the most important step to reduce contamination?Deselect Answer Using a smaller gauge needle Allowing the antiseptic to dry fully Collecting from an IV line Reducing the amount of blood collected None Comment 82. When collecting blood cultures using a winged infusion set (butterfly), which bottle should be filled first to reduce the risk of introducing air into an anaerobic bottle?Deselect Answer Aerobic bottle first, then anaerobic Anaerobic bottle first, then aerobic Order does not matter Fill only one bottle None Comment 83. A patient scheduled for a timed drug level arrives late. What should the technician do first?Deselect Answer Collect immediately and document lateness Cancel the test without notice Contact nursing or the provider for instructions Ask the patient to reschedule independently None Comment 84. What is the proper patient preparation for a fasting blood glucose or OGTT baseline draw?Deselect Answer Consume a high-sugar snack one hour before Begin immediately after a heavy meal Fast for 8-12 hours prior to the baseline draw Perform vigorous exercise immediately before None Comment 85. When collecting blood cultures, what is the most important step to reduce contamination?Deselect Answer Using a smaller gauge needle Allowing the antiseptic to dry fully Collecting from an IV line Reducing the amount of blood collected None Comment 86. A therapeutic drug "peak" level is ordered for an IM antibiotic. When should the specimen be collected to measure peak concentration?Deselect Answer 1 to 2 hours after administration Immediately before the next scheduled dose Just before the medication is administered 24 hours after administration None Comment 87. If a patient refuses a blood draw after proper explanation, what should the phlebotomist do FIRST?Deselect Answer Restrain the patient Respect refusal, document it, and notify the provider/nurse Call security Draw anyway because the test is ordered None Comment 88. After removing gloves following a venipuncture, what is the next required infection-control step?Deselect Answer Apply hand sanitizer over gloves Wash or sanitize hands before touching anything else Label tubes before hand hygiene Put on new gloves immediately None Comment 89. What is the most effective way to prevent spread of Clostridioides difficile (C. difficile) in healthcare settings?Deselect Answer Use alcohol-based hand rub between every patient Wash hands with soap and water after patient contact Wear only gloves without handwashing Rely solely on surface disinfectants None Comment 90. In which situation is implied consent most appropriate?Deselect Answer An unconscious patient who needs immediate life-saving treatment A conscious patient who says they are unsure about surgery A routine blood draw for a competent outpatient When a family member verbally approves treatment None Comment 91. What is the maximum recommended time a tourniquet should remain tied on a patient's arm during venipuncture?Deselect Answer 5 minutes 1 minute 3 minutes 10 minutes None Comment 92. What is the safest immediate method for disposing of a used hypodermic needle after drawing blood?Deselect Answer Recap the needle and place it in the trash Remove the needle from the syringe and discard it separately Place the needle directly into a puncture-resistant sharps container without recapping Flush the needle down the sink None Comment 93. Which antiseptic is commonly recommended to cleanse the skin before a routine venipuncture?Deselect Answer Full-strength hydrogen peroxide 70% isopropyl alcohol Plain water Chlorhexidine gluconate for all routine draws None Comment 94. When responding to a small visible blood spill on a patient care surface, what is the best immediate action?Deselect Answer Wipe up the blood with a dry cloth and discard in regular trash Sprinkle disinfectant powder and wipe later Use bare hands with soap to scrub the area Don appropriate PPE and clean with an EPA-registered disinfectant or bleach solution following facility protocol None Comment 95. Which transmission-based precautions are required when collecting sputum from a patient suspected of active tuberculosis?Deselect Answer Standard precautions only Airborne precautions with an N95 respirator Droplet precautions with a surgical mask Contact precautions with gloves and gown None Comment 96. What is the maximum recommended time a tourniquet should remain applied before releasing it to avoid hemoconcentration?Deselect Answer 2 minutes 1 minute (60 seconds) 5 minutes 30 seconds None Comment 97. An infant in the nursery does not yet have a given name. Which identifiers should be used when collecting specimens?Deselect Answer Infant's nickname and birth weight Mother's room number and infant's length Nursery location and time of birth Mother's full name and the infant's date of birth None Comment 98. Which collection tube is preferred for type and screen and crossmatch procedures?Deselect Answer Red top (no additive) Light blue (sodium citrate) Lavender or pink top containing EDTA Green top (heparin) None Comment 99. If a chemical splash reaches the eyes, what is the minimum recommended duration to flush the eyes with water?Deselect Answer 5 seconds 1 minute At least 15 minutes No flushing is needed unless pain occurs None Comment 100. If a patient is unconscious and cannot state their name or date of birth, which two identifiers are acceptable for specimen labeling?Deselect Answer Room number and nurse's name Diagnosis and attending physician's name Wristband identifiers (name/MRN) and the requisition/medical record number Bed number and time of admission None Comment 101. During a venipuncture the patient becomes pale and dizzy and begins to faint. What should the phlebotomist do first?Deselect Answer Apply a cold compress and continue the draw Immediately remove the needle, apply pressure, lower the patient to a supine position and call for help Tell the patient to take deep breaths and keep drawing Leave the needle in and call for security None Comment 102. Who is typically authorized to give consent for medical treatment of a minor?Deselect Answer A neighbor who brings the child to the clinic The child's parent or legal guardian A schoolteacher who witnessed an injury Any adult family friend present at the visit None Comment 103. If a patient begins to feel faint during a blood draw, what is the first action the phlebotomist should take?Deselect Answer Immediately remove the needle and tourniquet, and assist the patient to a safe position Apply more alcohol to the puncture site Hold the patient's arm down and complete the draw quickly Call for a supervisor and wait at the bedside without removing the needle None Comment 104. A patient has limited English proficiency. What is the most appropriate way to obtain informed consent?Deselect Answer Use a trained medical interpreter approved by the facility to explain the procedure and obtain consent Ask a bilingual family member in the room to translate Proceed after giving a written consent form in English Use gestures and simple words to get agreement None Comment 105. A requisition lists Robert J. King, DOB 07/10/1975. The patient introduces himself as 'Roberto King' but gives the same DOB. What is the best action?Deselect Answer Proceed because the DOB matches Proceed and label tubes after leaving the room Stop and resolve the name discrepancy before collecting Use the spelling on the requisition and continue None Comment 106. When should specimens be labeled to ensure correct patient identification?Deselect Answer After returning to the laboratory to avoid distractions In the hallway immediately after leaving the room At the bedside in the presence of the patient (or witness) immediately after collection When there is time later during your shift None Comment 107. To maximize detection of bacteremia and reduce contamination risk, what is the recommended blood culture collection approach?Deselect Answer One set from a single venipuncture site Four or more sets from the same site Two or more sets collected from separate venipuncture sites Multiple samples sequentially from the same puncture None Comment 108. After completing a venipuncture with a needle, what is the correct immediate action for the used needle?Deselect Answer Recap the needle and place it in a biohazard bag Dispose of the needle immediately into a labeled sharps container without recapping Place the needle on the tray to be disposed of later Hand the uncapped needle to another staff member to dispose None Comment 109. During blood collection, a vein collapses after tube insertion. What adjustment is most appropriate?Deselect Answer Increase vacuum pressure Switch to a syringe or smaller tube Tighten the tourniquet Insert the needle deeper None Comment 110. For a capillary heel stick on a newborn, what is the safest puncture site to avoid bone injury and nerve damage?Deselect Answer Center of the heel near the Achilles tendon Central plantar area of the heel Lateral OR medial plantar surface of the heel (avoid the center) Top (dorsal) surface of the foot None Comment 111. If a patient begins to feel faint during a blood draw, what is the first action the phlebotomist should take?Deselect Answer Immediately remove the needle and tourniquet, and assist the patient to a safe position Apply more alcohol to the puncture site Hold the patient's arm down and complete the draw quickly Call for a supervisor and wait at the bedside without removing the needle None Comment 112. Which process reliably destroys all forms of microbial life, including bacterial spores, on surgical instruments?Deselect Answer Sterilization Low-level disinfection Antisepsis with alcohol Cleaning with detergent None Comment 113. After removing gloves following a venipuncture, what is the next required infection-control step?Deselect Answer Apply hand sanitizer over gloves Wash or sanitize hands before touching anything else Label tubes before hand hygiene Put on new gloves immediately None Comment 114. Which instruction is correct for obtaining a midstream (clean-catch) urine specimen?Deselect Answer Cleanse genital area, begin voiding, then collect midstream into a sterile container Void into container before cleansing Collect first morning urine without cleansing Keep container open at bedside to ventilate None Comment 115. Which specimen handling error is most likely to affect potassium results?Deselect Answer Prompt centrifugation Gentle inversion Hemolysis during transport Proper refrigeration None Comment 116. A collected blood tube arrives at the lab with no patient identifier on the tube but a completed requisition form. What should the phlebotomist or technologist do?Deselect Answer Accept the tube since the requisition has the information Label the tube based on the requisition and process it Ask a coworker to initial the tube for identification Reject the specimen and request recollection with proper labeling None Comment 117. When collecting blood cultures, what is the most important step to reduce contamination?Deselect Answer Using a smaller gauge needle Allowing the antiseptic to dry fully Collecting from an IV line Reducing the amount of blood collected None Comment 118. If a patient becomes lightheaded and begins to faint during a blood draw, what should the phlebotomist do first?Deselect Answer Continue the draw to finish the collection Immediately remove the needle, apply pressure, and call for assistance Offer the patient a sweet drink while drawing Lower the needle deeper to increase flow None Comment 119. Which tube additive is typically required for collection of a blood alcohol specimen?Deselect Answer EDTA (lavender top) Lithium heparin (green top) Serum separator (SST, gold top) Sodium fluoride/potassium oxalate (gray top) None Comment 120. Which action is essential when handling forensic (chain-of-custody) specimens?Deselect Answer Store them with routine lab specimens to save space Open and aliquot them before documentation to speed processing Document all transfers, secure the specimen, and obtain signatures for each person who handled it Allow family members to transport the specimen if requested None Comment 1 out of 120
