Phlebotomy Certification Interactive Review: Collections
Which of the following statements made by a phlebotomist indicates understanding of proper specimen processing? (Select the two (2) correct answers.) A. "I must pre-label aliquot tubes one patient at a time." B. "I must centrifuge a gray top tube for whole blood testing." C. "I must label aliquot tubes one patient at a time immediately after aliquoting." D. "I must aliquot a K level into an amber tube." E. "I must remove stoppers from tubes using a face shield."
A. "I must pre-label aliquot tubes one patient at a time.", E. "I must remove stoppers from tubes using a face shield."
A phlebotomist collects citrate, EDTA, and oxalate tubes in that order. Which of the following is the correct lab department for each tube? A. Citrate to coagulation, EDTA to hematology, and oxalate to chemistry. B. Citrate to hematology, EDTA to hematology, and oxalate to immunology. C. Citrate to coagulation, EDTA to immunology, and oxalate to chemistry. D. Citrate to hematology, EDTA to immunology, and oxalate to chemistry.
A. Citrate to coagulation, EDTA to hematology, and oxalate to chemistry.
Which of the following should the phlebotomist tell the patient when giving instructions to a patient for sputum collection? (Select the two (2) correct answers.) A. Collect a first morning specimen. B. Collect the specimen 1 hour after eating a meal. C. Gargle with mouthwash before collection. D. Consume only clear liquids prior to collection. E. Rinse the mouth with sterile water prior to collection.
A. Collect a first morning specimen., B. Collect the specimen 1 hour after eating a meal.
Which of the following is a phlebotomist required to do when preparing to aliquot a specimen? (Select the three (3) correct answers.) A. Match the labels on the tubes. B. Invert the tubes 8 to 10 times before centrifuging. C. Prepare under a bench top splash shield. D. Pour the specimen directly into the aliquot container. E. Use a disposable transfer pipette.
A. Match the labels on the tubes, C. Prepare under a bench top splash shield, E. Use a disposable transfer pipette
A phlebotomist is to draw blood from a psychiatric patient. The patient does not understand what is being done. Which of the following is the appropriate action the phlebotomist should take to ensure the safety of all? A. Perform the blood draw in the presence of the physician. B. Explain the procedure to the patient thoroughly. C. Confirm the patient's identity and perform the draw. D. Take patient restraints into the room.
A. Perform the blood draw in the presence of the physician.
The phlebotomist notices that the patient's INR is in the critical value range. Which of the following should the phlebotomist contact regarding the critical result? A. The doctor who ordered the test. B. The doctor's nurse. C. The doctor's medical assistant. D. The lab manager.
A. The doctor who ordered the test.
Which of the following is the reason a phlebotomist should avoid milking a finger during a capillary puncture? A. The specimen may be contaminated with interstitial fluid. B. The specimen may be contaminated with staphylococcus aureus. C. The specimen may be contaminated with isopropyl and cause hemolysis. D. The collection site may be contaminated by the phlebotomist's gloves.
A. The specimen may be contaminated with interstitial fluid.
A patient who received a vasectomy 90 days ago reports to the lab for a semen analysis. The patient will be collecting the sample at home. To avoid sample rejection the phlebotomist should instruct the patient to keep the specimen A. at body temperature and return it to the lab within 30 minutes. B. at room temperature and return it to the lab within 30 minutes. C. in a zip lock bag over ice and return it to the lab within 30 minutes. D. in a zip lock bag over ice and return it to the lab within 8 hours.
A. at body temperature and return it to the lab within 30 minutes.
The doctor has ordered occult blood test and sent the patient to the lab to pick up the testing materials. After instructing the patient how to collect the specimen, it is very important to tell him to A. follow dietary guidelines specifically for the test. B. inform the doctor about any gastric ulcers he may have. C. clean the area thoroughly. D. stop taking medications during the collection period.
A. follow dietary guidelines specifically for the test.
When ordering a PT, PSA and CBC, which of the following tubes are needed to effectively draw these labs? (Select the three (3) correct answers.) A. light blue B. gray C. lavender D. gold gel barrier E. yellow ACD
A. light blue, C. lavender, D. gold gel barrier
A phlebotomist is asked to collect a CBC, PT, electrolytes and BUN. The correct order of draw for this collection is A. light blue, green, lavender. B. green, lavender, light blue. C. lavender, light blue, green. D. green, light blue, lavender.
A. light blue, green, lavender.
When anchoring a vein the phlebotomist should (Select the two (2) correct answers.) A. place the thumb 1-2 inches below venipuncture site. B. apply direct downward pressure. C. draw the skin away from the site. D. place the pointer finger 1-2 inches below the venipuncture site. E. place the thumb below and the index finger above the site.
A. place the thumb 1-2 inches below venipuncture site., C. draw the skin away from the site.
While providing patient education on 24-hour urine collection for creatinine clearance, it is imperative to tell the patient A. to keep the specimen refrigerated at all times. B. to maintain particular dietary restrictions. C. start collection 96 hours after any procedure using contrast dye. D. to avoid laxatives during the collection process.
A. to keep the specimen refrigerated at all times.
When collecting blood for a neonatal screening, the phlebotomist should A. use a capillary collection procedure. B. use special patient identification banding. C. maintain a warm temperature at the site. D. use a syringe method.
A. use a capillary collection procedure.
The physician has ordered a sputum collection. Which of the following patient instructions must be given before collection of the sputum? A. "Breathe deeply in and out." B. "Rinse the mouth with warm water." C. "Cough several times." D. "Brush your teeth and use mouthwash."
B. "Rinse the mouth with warm water."
A phlebotomist is tasked with drawing a STAT CBC and a CMP. After palpation, no veins can be felt and there are no visible veins on the back of the hand. The phlebotomist decides to perform a capillary stick. Which of the following microtainers should the phlebotomist choose? A. 1 polymer gel and 1 without an additive. B. 1 EDTA and 1 heparin. C. 1 polymer gel and 1 EDTA. D. 1 heparin and 1 without an additive.
B. 1 EDTA and 1 heparin.
A pregnant woman presents with orders for an oral glucose gestational challenge test. After the patient finishes the drink, how long does the phlebotomist need to wait before drawing the specimen? A. 180 min B. 60 min C. 90 min D. 120 min
B. 60 min
The doctor has ordered a fecal occult blood specimen to be collected by the patient. Which of the following preparatory instructions should the phlebotomist give the patient? A. Consume 8 ounces of fiber before collection. B. Avoid taking vitamin C prior to collection. C. Stop taking prescription medication 12 hours prior to collection. D. Fast for eight hours before collection.
B. Avoid taking Vitamin C prior to collection.
A phlebotomist has just gathered her supplies for an out-patient procedure and has selected grey, red, light blue, and lavender tubes. Which of the following is the appropriate order of draw? A. lactic acid, ESR, D-dimer, RPR B. D-dimer, RPR, ESR, lactic acid C. HIV, CTGC, D-dimer, RPR D. D-dimer, RPR, CTGC, HIV
B. D-dimer, RPR, ESR, lactic acid
A phlebotomist has just drawn a chemistry tube on an inpatient at the hospital. The tube has been spun down and opened so that an aliquot could be taken from the sample. A request for a blood alcohol level has been ordered on the same patient. Which of the following should the phlebotomist do? A. Add the test to the aliquot. B. Draw a new chemistry tube on the patient. C. Call for permission to add the test to the aliquot. D. Allow the patient sufficient time before drawing a new tube.
B. Draw a new chemistry tube on the patient.
Which of the following is a POCT? A. cortisol B. FOB C. iron D. T4
B. FOB (Fecal Occult Blood)
A phlebotomist working in an outpatient setting has just received a set of guaiac smears from a patient that must be processed. How should the phlebotomist process the specimen? (Select the two (2) correct answers.) A. Develop with 70% isopropyl alcohol. B. Keep at room temperature. C. Develop with hydrogen peroxide. D. Keep chilled. E. Develop with normal saline.
B. Keep at room temperature, C. Develop with Hydrogen Peroxide
Which of the following is the best way to properly anchor the vein? A. Use the thumb and index finger to stretch the skin. B. Place the thumb 1 to 2 inches below the site. C. Use two fingers and stretch the skin toward the forearm. D. Hold skin with thumb tightly and pull forward toward forearm.
B. Place the thumb 1 to 2 inches below the site.
A trough Dilantin (phenytoin) level is ordered to be collected at 12:30 PM. The phlebotomist arrives at 12:20 PM to collect the specimen and notices the patient is receiving an infusion of normal saline in the right arm and Dilantin in the left arm. Which of the following is the appropriate course of action? A. Collect the specimen distal to the normal saline infusion and label it as peak level. B. Verify the time of collection with the patient's nurse or physician. C. Consult the patient's chart to determine appropriate collection time. D. Contact the laboratory supervisor to confirm peak or trough collection.
B. Verify the time of collection with the patient's nurse or physician.
Which of the following types of medication work to inhibit blood from clotting? A. antihypertensives B. anticoagulants C. antiglycolytics D. antihistamines
B. anticoagulants
After a course of antibiotics for a UTI, a patient returns for a follow-up urinalysis. The order calls for a midstream clean-catch specimen. In order to prevent contamination, the phlebotomist should provide the patient with which of the following antiseptics? A. iodine wipes B. castile soap wipes C. betadine wipes D. alcohol wipes
B. castile soap wipes
Which of the following sites is contraindicated for a patient with diabetes? A. antecubital area B. foot/ankle C. hand D. lower forearm
B. foot/ankle
A specimen processor receives a lipemic glucose specimen, a clotted HCG, a moderately hemolyzed electrolyte panel specimen, and an icteric bilirubin specimen. Which of the following is likely to be rejected for analysis? A. glucose and bilirubin B. glucose and electrolytes C. HCG and bilirubin D. HCG and electrolytes
B. glucose and electrolytes
Which of the following specimens is likely to be considered STAT? A. therapeutic drug levels B. lactic acid C. electrolytes D. blood smears
B. lactic acid
A patient visits the lab for a routine venipuncture collection and informs the phlebotomist that she recently had a mastectomy of the right breast. Which of the following is the appropriate draw site? A. right arm B. left arm C. either arm D. either hand
B. left arm
A phlebotomist must collect ESR, STAT electrolytes, D-Dimer and estrogen. Which of the following correctly lists the appropriate tubes in the CLSI recommended order of draw? A. red, light blue, green, lavender B. light blue, red, green, lavender C. light blue, red, lavender, green D. red, light blue, lavender, green
B. light blue, red, green, lavender
A 76-year-old patient has fragile skin with little elasticity. The best choice to ensure his skin doesn't tear should be A. silk tape. B. paper tape. C. surgical tape. D. a Band-aid.
B. paper tape.
A urine drug screen has been ordered for the patient and instructions for how to void have been provided. When the phlebotomist is given the specimen, she must immediately A. prepare the specimen for transport. B. read the temperature strip. C. ask patient what medications he is taking. D. wash her hands.
B. read the temperature strip.
A phlebotomist has completed a dermal puncture on a one-year-old patient who is completing an annual physical. Children this age should not have a bandage applied because A. they run a higher risk of contamination. B. they run a risk of choking. C. clotting occurs quickly for children this young. D. they run a higher risk of petechiae.
B. they run a risk of choking.
A phlebotomist in central processing discovers an unspun glucose specimen in a gray top tube kept at room temperature for four hours after it was collected. The phlebotomist should A. transfer the specimen to the chemistry department for testing. B. transfer the specimen to the centrifuge to be spun down. C. reject the specimen due to the delay in processing. D. reject the specimen because the temperature requirement was not met.
B. transfer the specimen to the centrifuge to be spun down.
When performing a blood draw on a 75-year-old patient with thin, papery skin, the phlebotomist should A. apply the tourniquet directly to the skin above the site B. wrap the arm in gauze and apply the tourniquet C. do not apply a tourniquet D. use a cloth tourniquet
B. wrap the arm in gauze and apply the tourniquet
A patient is receiving therapeutic medication. Which of the following is the correct way to draw trough levels? A. 60 minutes prior to medication administration B. 30 minutes after medication administration C. 30 minutes prior to medication administration D. 10 minutes after medication administration
C. 30 minutes prior to medication administration
Which of the following is the correct order for filling micro collection tubes when multiple tests are ordered? A. EDTA, non-additive tubes, other additive tubes B. non-additive tubes, EDTA, other additive tubes C. EDTA, other additive tubes, non-additive tubes D. non-additive tubes, other additive tubes, EDTA
C. EDTA, other additive tubes, non-additive tubes
During a venipuncture the patient has excessive bleeding and then states she forgot to mention her anticoagulant (Coumadin) therapy. Which of the following should the phlebotomist do immediately after removing the needle? A. Immediately apply a pressure bandage. B. Ask the patient to hold pressure on the site and then look for a physician. C. Hold pressure on the site for a minimum of five full minutes until the bleeding stops. D. Hold pressure on the site until the bleeding begins to stop and apply a bandage.
C. Hold pressure on the site for a minimum of five full minutes until the bleeding stops.
Which of the following should the phlebotomist do with a patient known to have a fainting problem? A. Inform the physician that the patient cannot be drawn. B. Give the patient orange juice. C. Position the patient supine. D. Ask a co-worker to assist.
C. Position the patient supine.
Which clinical laboratory department do ANA, HIV, and HCG specimens go to? A. Microbiology B. Biochemistry C. Serology/Immunology D. Hematology
C. Serology / Immunology
Which one of the following specimen types is primarily used to perform CLIA-waived point-of-care testing for glucose? A. serum B. plasma C. capillary blood D. venous blood
C. capillary blood
A patient with Pseudmonas aeruginosa is receiving gentamicin antibiotic for therapy. In order to appropriately monitor this drug for patient safety the phlebotomist must A. stay with the patient the initial two hours to monitor status. B. collect two trough samples. C. collect the blood sample before the drug is administered. D. label all tubes simultaneously before drug monitoring starts.
C. collect the blood sample before the drug is administered.
Which of the following is the correct pairing of tube and test for a chemistry specimen collection? A. gold and blood type B. tiger top and lactic acid C. green and AST D. yellow and D-dimer
C. green and AST
The phlebotomist has orders to draw blood on a patient with edema in the left arm and burns on the upper right arm. Which of the following is the preferred draw site? A. foot vein B. antecubital vein C. hand vein D. femoral vein
C. hand vein
The doctor ordered the following lab tests: CBC, calcium, glucose, ABO Group, Rh typing, aPTT. Which of the following is the correct order of draw for these tests? A. gold, lavender, pink, gray, light blue. B. lavender, gray, gold, light blue, pink. C. light blue, gold, lavender, pink, gray. D. light blue, lavender, gold, pink, gray.
C. light blue, gold, lavender, pink, gray.
Which of the following is the correct order of draw when one or more tubes containing anticoagulant are collected? A. green, red, light blue B. red, green, light blue C. light blue, red, green D. green, light blue, red
C. light blue, red, green
Test ordered are for hematology, serum chemistry, and coagulation studies. Which of the following is the correct order of draw? A. red, light blue, lavender B. yellow, lavender, light blue C. light blue, red, lavender D. lavender, yellow, light blue
C. light blue, red, lavender
A new bariatric patient has come to the lab for CMP and CBC. Inspection of both arms did not reveal any veins. The patient tells the phlebotomist that blood is usually drawn from her hand. Which of the following should the phlebotomist use to draw blood from this patient's hand? A. 21g needle at a 40 to 45 degree angle B. 21g needle at a 10 to 15 degree angle C. 23g needle at a 40 to 45 degree angle D. 23g needle at a 10 to 15 degree angle
D. 23g needle at a 10 to 15 degree angle
If alcohol is used to decontaminate the capillary puncture site, which of the following should the phlebotomist do? A. Use two alcohol pads for cleaning. B. Dilute the strength of the alcohol. C. Wipe away the 2nd drop after the puncture. D. Allow the site to air dry before the puncture.
D. Allow the site to air dry before the puncture.
A phlebotomist is preparing to draw an 85-year-old patient whose skin is thin and paper like. Which of the following should the phlebotomist use to secure the gauze? A. paper tape B. bandage C. Micropore D. Coban
D. Coban
A phlebotomist is drawing a sample for glucose testing and realizes she is using a pink top sample tube. Which of the following should the phlebotomist do? A. Quarantine the sample. B. Discontinue the draw and reschedule the patient. C. Continue the draw using a black top. D. Continue to draw using a gray top.
D. Continue to draw using a gray top.
Which of the following is a coagulation test that can be performed with a POC machine or instrument? A. HCT B. BUN C. D-dimer D. INR
D. INR
A phlebotomist is assigned to manage an outpatient draw station. Prioritize the following patients in the correct order. (Click and drag the options in the left column to their correct position in the right column.) A. 2-hour post-prandial glucose level due in 40 minutes B.type and screen on a pre-operative patient due for surgery that day C.weekly PT/INR D. STAT troponin level on a patient sent over from a doctor's office
D. STAT troponin level on a patient sent over from a doctor's office, B. type and screen on a pre-operative patient due for surgery that day, A. 2-hour post-prandial glucose level due in 40 minutes, C. weekly PT/INR
A hospital phlebotomist is conducting routine glucose monitoring for a patient. Why should the first drop of blood be wiped away prior to applying it to the test strip? A. The 70% isopropyl can contaminate the blood sample and give elevated results. B. The patient may have bacteria on their finger, which can cause abnormal results. C. The first drop is over oxygenated. D. The first drop of blood may contain fluid from the tissues.
D. The first drop of blood may contain fluid from the tissues.
Which of the following specimens is most susceptible to contamination and should always be drawn first? A. hematocrit B. serum cholesterol C. complete blood count D. blood culture
D. blood culture
Which of the following is the appropriate antiseptic to use in order to achieve a high degree of antisepsis prior to blood culture collection on a 6-month-old infant? A. benzalkonium chloride B. povidone-iodine (PVP) C. betadine D. chlorhexidine gluconate
D. chlorhexidine gluconate
A three-month-old patient was sent to the lab for an H&H. How should the phlebotomist collect the sample? A. venipuncture, antecubital fossa B. dermal puncture, great toe C. dermal puncture, middle finger D. dermal puncture, heel stick
D. dermal puncture, heel stick
The doctor has ordered a CBC, Cholesterol, and PT on a fasting patient. The phlebotomist is in the process of collecting the last tube when the nurse walks in with an add-on for a glucose test. Which of the following tubes should the phlebotomist use to collect the glucose test? A. light green top B. SST C. lavender top D. gray top
D. gray top
Which of the following tubes contains an anticoagulant that prevents platelets from clumping and preserves the appearance of blood cells for microscopic prep? A. light green B. dark green C. light blue D. lavender
D. lavender
A phlebotomist is tasked with drawing an ESR, CMP, PT/INR, and an lactic acid level. Which of the following is the correct order of draw? A. gold, lavender, pink, grey B. grey, lavender, gold, light blue C. pink, light blue, grey, gold D. light blue, gold, lavender, grey
D. light blue, gold, lavender, grey
The phlebotomist has orders for an FBS, INR, and CBC Stat. Which of the following is the correct tube selection and order of draw? A. red, lavender, light blue B. red, light blue, lavender C. lavender, light blue, gray D. light blue, lavender, gray
D. light blue, lavender, gray
Which of the following is the CLSI recommended order of draw for a BMP, CBC & PTT? A. EDTA, heparin, sodium citrate B. heparin, EDTA, serum separator C. serum separator, heparin, EDTA D. sodium citrate, heparin, EDTA
D. sodium citrate, heparin, EDTA
Place the options below in the correct order of draw for micro containers. (Click and drag the options in the left column to their correct position in the right column.) heparin no additive EDTA sodium fluoride
EDTA, heparin, sodium fluoride, no additive
A requisition order requires a phlebotomist to draw a BMP, CBC, PTT, and lactic acid. Place the options below in the correct order of draw. (Click and drag the options in the left column to their correct position in the right column.) CBC lactic acid PTT BMP
PTT, BMP, CBC, lactic acid
Place the tubes below in the correct order of draw. EDTA SST SPS heparin
SPS, SST, Heparin, EDTA
a phlebotomist is asked to process a bilirubin level collected in a red top tube. The phlebotomist should centrifuge the specimen a. at least 20 minutes after collection and aliquot into an amber tube. b. at least 20 minutes after collection and aliquot into a plain tube. c. 60 minutes after collection and aliquot into an amber tube. d. 60 minutes after collection and aliquot into a plain tube.
a. at least 20 minutes after collection and aliquot into an amber tube.
the phlebotomist must label blood bank specimens with which of the following information? (Select the three (3) correct answers.) a. patient's date of birth b. patient's room number c. patient's first and last name d. date and time of collection e. physician's name
a. patient's date of birth, c. patient's first and last name, d. date and time of collection
which of the following tubes needs time to clot before being centrifuged? a. red b. gray c. green d. light blue
a. red (20-30 minutes)
which of the following tubes is most likely to be centrifuged? a. tiger top SST b. yellow ACD c. royal blue EDTA d. yellow SPS
a. tiger top SST
Which of the following urine samples should be used for a cortisol level? A. timed B. 24 hour C. random D. clean catch
b. 24 hour
The phlebotomist has orders to draw blood cultures on a patient with fragile veins and decides to use a butterfly system. Which of the following should be drawn first? A. anaerobic B. aerobic C. pediatric D. mycobacterium
b. aerobic
which of the following blood tests require special handling? (Select the three (3) correct answers.) a. CBC b. ammonia c. cold agglutinin d. blood culture e. bilirubin
b. ammonia (ice slurry), c. cold agglutinin (must be kept at 37C), e. bilirubin (requires protection from light)
Which of the following tests can be collected by capillary puncture? (Select the two (2) correct answers.) A. blood cultures B. blood gas C. bilirubin D. erythrocyte sedimentation rate E. PTT
b. blood gas, c. bilirubin
Which department within the lab should a BMP be delivered to? A. Serology Department B. Chemistry Department C. Blood Bank Department D. Coagulation Department
b. chemistry department
A patient arrives at an outpatient draw station for a glucose tolerance test collection. The phlebotomist has verified that the patient has been fasting for 10 hours. Place the steps below in the correct order for performing the test. (Click and drag the options in the left column to their correct position in the right column.) a. Instruct the patient to drink the predetermined dose of the glucose beverage. b. collect the initial blood specimens for glucose and insulin levels. c. collect blood specimens at physician-prescribed intervals d. start the timing for the glucose tolerance test
b. collect the initial blood specimens for glucose and insulin levels, a. Instruct the patient to drink the predetermined dose of the glucose beverage, d. start the timing for the glucose tolerance test, c. collect blood specimens at physician prescribed intervals
Which of the following is an example of a pre-analytical error made at the time of collection? A. delay in transporting B. failing to mix tubes C. incomplete requisition D. waiting to centrifuge
b. failing to mix tubes
in order to prevent post-puncture hematoma formation at the antecubital fossa after a successful venipuncture, the phlebotomist must apply firm and direct pressure with cotton a. gauze and instruct the patient to bend the arm b. gauze and instruct the patient not to bend the arm c. balls and instruct the patient to bend the arm d. balls and instruct the patient not to bend the arm
b. gauze and instruct the patient not to bend the arm
when processing a specimen in a centrifuge the phlebotomist should ensure that all the a. samples are centrifuged at 3000 rpm. b. samples are balanced in the centrifuge. c. samples are spun for at least 20-30 minutes. d. tubes are allowed to clot for 10 minutes before spinning.
b. samples are balanced in the centrifuge.
at what point should specimen labeling occur? a. during assembly of the equipment b. upon completion of the blood draw c. before approaching the patient's side d. after the patient is released
b. upon completion of the blood draw
which of the following samples is still acceptable when kept at room temperature for 8 hours after collection? a. a urine sample b. a stool culture c. a glucose test in a gray top tube d. a B12 test in a red top tube
c. a glucose test in a gray top tube
Which of the following is the proper way of collecting a blood culture with a winged infusion set on an adult? A. A discard tube should be drawn prior to collection. B. Anaerobic must be drawn first. C. Aerobic must be drawn first. D. The maximum blood volume is 3-7ml.
c. aerobic must be drawn first.
A patient has an order for a routine 24-hour urine, with no other special instructions. During the patient education process, the phlebotomist must tell the patient that the process must begin A. and end with a full bladder. B. with a full bladder and end with an empty bladder. C. and end with an empty bladder. D. with an empty bladder and end with a full bladder.
c. and end with an empty bladder
the phlebotomist draws blood from a patient in an isolation room. The specimen should be properly taken to the lab in a a. red biohazard bag b. yellow bag c. biohazard transport bag d. brown paper bag
c. biohazard transport bag
After drawing a patient with hemophilia the phlebotomist should a. bandage the patient as normal b. apply an extra layer of gauze c. hold pressure for 5-10 minutes d. lower the patients head
c. hold pressure for 5-10 minutes
Which of the following laboratory departments should a rapid plasma reagin (RPR) be delivered to? A. Hematology B. Microbiology C. Immunology D. Histology
c. immunology
the phlebotomist collects electrolytes and ammonia specimens from the same patient in lithium heparin tubes, and places them in ice slurry while collecting other specimens before transporting them to the lab 15 minutes later. The results for electrolytes were incorrect, most likely because the specimen was a. collected in the wrong tube. b. not processed in a timely manner. c. not transported at the correct temperature. d. not protected from light.
c. not transported at the correct temperature.
which of the following should the phlebotomist do if urine testing will be delayed more than an hour? a. place the urine on ice, then in the refrigerator. b. protect the specimen from light. c. place the urine specimen in the refrigerator. d. store the urine at room temperature.
c. place the urine specimen in the refrigerator.
Which of the following are required for a sputum collection? A. sterile cup, 24 hour collection B. plastic transport cup, immediate delivery to lab C. sterile cup, immediate delivery to lab D. plastic transport cup, 24-hour collection
c. sterile cup, immediate delivery to lab
a phlebotomist performs a blood draw testing for CBC, chemistry, and bilirubin. After the draw, the phlebotomist wraps the bilirubin tube in aluminum foil. Which of the following was the reason for the wrapping of the bilirubin tube? a. to cool down the specimen. b. to maintain the specimen at 37 degrees Celsius. c. to protect specimen from light. d. to prevent contamination of the specimen.
c. to protect specimen from light.
a glucose specimen collected in a gel barrier tube from a hyperglycemic patient was left in a pneumatic tube system for four hours before being centrifuged. The test results were unusually low. Which of the following specimen handling errors is most likely to have caused the inaccurate results? a. The specimen was not protected from light and cells were not separated from serum or plasma within the time limit. b. The specimen was not protected from light and was not placed on ice. c. The specimen was transported in a pneumatic tube system and was not placed on ice. d. The specimen was transported in a pneumatic tube system and cells were not separated from serum or plasma within the time limit.
d. The specimen was transported in a pneumatic tube system and cells were not separated from serum or plasma within the time limit.
Which of the following laboratory departments should a Pap smear be delivered to? A. Hematology B. Immunology C. Microbiology D. Cytology
d. cytology
which of the following correctly matches the test with the appropriate special handling instructions? a. vitamin A specimen kept warm using a heating pack b. cryoglobulin level protected from light with aluminum foil c. ammonia level kept warm using a heating pack d. lactic acid chilled in slurry of ice and water
d. lactic acid chilled in slurry of ice and water
After a tiger top tube was centrifuged the phlebotomist noticed that the serum was milky white. Which of the following conditions does this indicate? A. diabetes B. anemia C. icterus D. lipemia
d. lipemia
the phlebotomist collects a small amount of blood from an elderly patient using a syringe. There is not enough blood to fill all the collection tubes, so the phlebotomist places the blood in the appropriate microcollection containers instead. Which of the following additional information is required on the specimen label? a. date and time of collection b. phlebotomist's initials c. patient's initials d. source of specimen
d. source of specimen
The phlebotomist has to draw lavender, gold, light blue and gray top tubes for the following tests. Place the tests listed below in the correct order of draw. (Click and drag the options in the left column to their correct position in the right column.) CBC cholesterol glucose prothrombin
prothrombin, cholesterol, CBC, glucose
