PHELMBOTOY

Patient has a DVT in left arm and the patient is also on blood thinners, where would be the best site for drawing blood? A. Draw right arm and hold for 5 minutes B. Draw left arm and hold for 5 minutes C. Draw right foot and hold for 3 minutes D. Draw left foot and hold for 3 minutes

A. Draw right arm and hold for 5 minutes

Identify the CLSI recommended micro-collection order of draw for a BMP, CBC & Bilirubin. A. EDTA, Heparin, Serum Separator B. Heparin, EDTA, Serum Separator C. Serum Separator, Heparin, EDTA D. Heparin, Serum Separator, EDTA

A. EDTA, Heparin, Serum Separator

A patient's past history indicates episodes of syncope. Which of the following would be the best course of action the phlebotomist would perform to prevent complications of syncope? A. Have the patient lie down on a hospital bed or exam table. B. When drawing blood position the needle at a low angle. C. Have the patient hold pressure over the site. D. Place an object in the patient's mouth to avoid biting the tongue.

A. Have the patient lie down on a hospital bed or exam table.

A physician asked you to draw a INR on Mr. Jones which tube and additive would you choose A. Light Blue, Sodium Citrate B. Light Blue, Sodium Heparin C. Gray, Sodium Citrate D. Gray, Sodium Heparin

A. Light Blue, Sodium Citrate

Which of the following tube tops contain silica particles to enhance clotting and a thixotropic gel to assist in the separation of serum and blood cells? A. Marbled red and grey B. Lavender C. Green D. Blue

A. Marbled red and grey

Which of the following tests monitor anticoagulation therapy? A. PT and PTT B. T3 and T4 C. Hgb and Hct D. ABO and Rh

A. PT and PTT

Which of the following types of additives is present in an EDTA tube? A. anticoagulant B. clot activator C. gel separator D. antimicrobial

A. anticoagulant

EDTA is an A. anticoagulant. B. clot activator. C. glucose preservative. D. plasma separator.

A. anticoagulant.

Capillary blood specimens are typically collected on patients that A. are extremely obese. B. are dehydrated. C. have poor peripheral circulation. D. have peripheral edema.

A. are extremely obese.

Which of the following is an appropriate alternative to using a rubber tourniquet when attempting a venipuncture on a known patient who is difficult to obtain a sample from? A. blood pressure cuff B. non-adherent gauze C. hypoallergenic tape D. elastic bandage

A. blood pressure cuff

While performing a venipuncture in the antecubital space, the patient verbalizes an extreme amount of pain and the blood in the collection tube is noted to be bright red. Which of the following sites is most likely to have been inadvertently punctured? A. brachial artery B. basilic vein C. cephalic vein D. ulnar artery

A. brachial artery

During processing, the centrifuge rotor lid should be kept A. closed to maintain an airtight seal. B. unlocked to promote safe access to contents. C. open to allow optimum visibility. D. partially vented to release pressure

A. closed to maintain an airtight seal.

The medical assistant collects blood for a test that requires a blood smear. What is the terminology that would indicate that the sample clumped (therefore requiring a redraw)? A. coagulation B. thrombocytosis C. hemolysis D. thrombosis

A. coagulation

While performing a venipuncture using an evacuated tube, a small amount of blood enters the tube and then stops. Which of the following conditions is likely to lead to this? A. collapsing vein B. hematoma C. rolling vein D. sclerosed vein

A. collapsing vein

64. A medical assistant needs to draw a bilirubin on a jaundiced infant. The medical assistant should A. collect the specimen in an amber tube to protect from light. B. wrap the specimen in a heel warmer to keep at body temperature. C. chill the specimen to slow metabolism and stabilize the analyte. D. run the specimen STAT.

A. collect the specimen in an amber tube to protect from light.

After a phlebotomist has successfully followed all the steps for blood collection, the patient informs the phlebotomist that he tends to bleed longer than the average person. What would be the next course of action for the phlebotomist? A. confirm hemostasis and apply paper tape B. apply extra gauze with non-adhering tape and wait for hemostasis C. confirm hemostasis and apply gauze and non-adhering tape D. apply gauze and tape and tell patient not to bend his arm for 20 minutes

A. confirm hemostasis and apply paper tape

After performing a venipuncture on a patient the medical assistant notices the patient is bending his elbow to hold the gauze in place. This action is contraindicated because bending the elbow is likely to A. create a hematoma. B. cause hemostasis. C. cause bacterial infection. D. result in hemorrhage.

A. create a hematoma.

When collecting specimens for alanine aminotransferase (ALT) or aspartate aminotransferase (AST), avoid gray-topped sodium fluoride tubes because the anticoagulant A. destroys many enzymes. B. forms calcium salts which bind the enzymes. C. contains chemical constituents similar to the enzymes, falsely increasing the reported value. D. causes hemolysis.

A. destroys many enzymes.

Which of the following arteries provides direct blood flow to the foot? A. dorsalis pedis B. popliteal C. brachial D. femoral

A. dorsalis pedis

A test tube with which of the following colored stoppers has a glycolytic inhibitor? A. gray B. green C. lavender D. light blue

A. gray

The medical assistant is instructed to perform a capillary stick for newborn screening. Which of the following collection devices should the medical assistant use? A. heel stick lancet B. needle and syringe C. evacuated tube D. finger stick lancet

A. heel stick lancet

A phlebotomist has received a requisition for a PT/aPTT to evaluate the patient for Von Willebrand's disease. Because of the patient's potential diagnosis, the phlebotomist should be sure to A. hold pressure on the draw site until bleeding has stopped. B. call the doctor to confirm collection site. C. collect the specimen from the hand to avoid edema. D. use a blood pressure cuff to apply consistent pressure.

A. hold pressure on the draw site until bleeding has stopped.

2. Which of the following should be avoided as a form of patient identification? A. insurance number B. social security number C. date of birth D. full name

A. insurance number

The phlebotomist should send a specimen collected in a yellow stopper tube with SPS additive to which of the following laboratory departments? A. microbiology B. immunohematology C. chemistry D. hematology

A. microbiology

A patient with an order for a blood draw presents with burns covering both arms. Which of the following is the medical assistant's best option for collecting the largest amount of blood for this patient? A. microtainer tube B. capillary tube C. PKU (Guthrie) card D. evacuated tube

A. microtainer tube

Which of the following items is more commonly found on a phlebotomy tray? A. multi-sample needle B. normal Saline C. 5/8 inch needle D. sterile water

A. multi-sample needle

Capillary blood specimen collections are contraindicated in patients with A. peripheral edema. B. severe burns. C. extreme obesity. D. very difficult veins.

A. peripheral edema.

Which of the following sites should the medical assistant use for newborn screening blood collection? A. plantar surface of the heel B. antecubital fossa C. superficial scalp vein D. lateral surface of the great toe

A. plantar surface of the heel

A syringe is preferred over a vacuum collection device when A. the patient's veins are fragile. B. the sample must be drawn from a large antecubital vein. C. many tests have been ordered and multiple tubes must be drawn. D. collecting a sample for newborn PKU screening.

A. the patient's veins are fragile.

When inserting a needle during venipuncture, the bevel should be in which of the following positions in relation to the vein? A. up B. down C. left D. right

A. up

After selecting the appropriate location to collect a blood sample, how many inches above that location should the phlebotomist fasten the tourniquet? A. 1 to 2 inches B. 3 to 4 inches C. 5 to 6 inches D. more than 6 inches

B. 3 to 4 inches

The medical assistant is educating the patient on fasting diet requirements prior to a glucose tolerance test. Which of the following is the minimum time frame the patient must remain NPO before the start of the test? A. 12-24 hours B. 8-12 hours C. 1-2 hours D. 2-4 hours

B. 8-12 hours

Which of the following actions should the medical assistant take to make a vein more prominent when attempting to select a venipuncture site? A. Firmly tap the arm several times and palpate with a non-gloved finger. B. Apply a warm compress to the area for 5 minutes. C. Leave the tourniquet in place and ask the patient to dangle the arm for one minute. D. Apply firm pressure to the arm from the shoulder to the elbow.

B. Apply a warm compress to the area for 5 minutes.

Prior to any type of inpatient specimen collection, a phlebotomist must correctly verify their patient's identity by using which two-step procedure? A. Check ID bracelet and IV bag. B. Check ID bracelet, and ask patient to verbally confirm their identity. C. Check ID bracelet and foot bed chart. D. Check foot bed chart, and ask patient to verbally confirm their identity.

B. Check ID bracelet, and ask patient to verbally confirm their identity.

The physician orders a sedimentation rate for a patient recovering from an infection. This is indicated on the lab requisition as which of the following? A. EBV B. ESR C. CRP D. INR

B. ESR

After a phlebotomy draw, the phlebotomist realizes the tourniquet was on the patient's arm for an extensive length of time. Which of these is the most common complication? A. Hemolysis B. Hemoconcentration C. Hematoma D. Hematocrit

B. Hemoconcentration

A phlebotomist inserts a needle into a patient's vein and notices there is no blood flow into the tube. The needle is positioned against the wall of the vein. How should the phlebotomist proceed? A. Retract the needle slightly, remove the tube, and insert needle deeper B. Relax the needle's angle slightly, and insert new tube C. Withdraw the needle completely, and begin procedure again from the beginning D. Insert the needle deeper in the opposite direction, and insert new tube

B. Relax the needle's angle slightly, and insert new tube

When performing a venipuncture, sudden swelling is observed at the insertion site. Which of the following actions should the medical assistant take? A. Continue obtaining the blood sample. This is a localized reaction to the venipuncture. B. Release the tourniquet, remove the needle, and immediately apply pressure at the site. C. Apply firm pressure above the area of swelling to direct the blood flow into the collection device. D. Leave the tourniquet in place, immediately remove the needle, and apply pressure at the site.

B. Release the tourniquet, remove the needle, and immediately apply pressure at the site.

Using the guidelines for any method of venipuncture, which of the following actions should the medical assistant perform directly after confirming patient identity? A. Assemble the appropriate equipment and select the proper evacuated tubes for test to be performed B. Review the requirements for collecting and handling the blood specimen as ordered by the physician C. Apply the tourniquet and thoroughly palpate the selected vein D. Position the patient's arm and cleanse the site with an antiseptic wipe

B. Review the requirements for collecting and handling the blood specimen as ordered by the physician

Which of the listed tubes can contain ethylenediamine tetraacetic acid? A. Yellow B. Royal blue C. Gray D. Red

B. Royal blue

When performing a skin puncture on an infant what is the preferred site? A. The anteromedial aspect of the heel B. The plantar surface of the heel C. The lateral surface of the hee D. The plantar curvature of the heel

B. The plantar surface of the heel

A phlebotomist is asked to collect a CBC, PT and Chem 7 on a patient that requires a hand stick with a butterfly needle into evacuated tubes. The correct order of draw for this collection would be A. SPS Tube, Light Blue Top Tube, Green Top Tube, Lavender Top Tube B. Two Light Blue Top Tubes, Green Top Tube, Lavender Top Tube C. Light Blue Top Tube, Green Top Tube, Lavender Top Tube D. SPS Tube, Light Blue Top Tube, Two Green Top Tubes

B. Two Light Blue Top Tubes, Green Top Tube, Lavender Top Tube

Filling evacuated tubes to the indicated level results in the correct ratio of A. liquid to blood B. additive to blood C. additive to air D. air to liquid

B. additive to blood

Which of the following forms is the medical assistant responsible for having the patient sign when a specimen is being collected for substance abuse screening for employment? A. advance directive B. chain-of-custody C. informed consent D. release of medical Information

B. chain-of-custody

Which of the following additives protects serum from interacting with red blood cells after a specimen has been centrifuged? A. sulfosalicylic acid B. gel separators C. clot activators D. anticoagulants

B. gel separators

Which of the following evacuated tubes should the medical assistant select for collection of electrolytes? A. blue-top B. green-top C. grey-top D. lavender-top

B. green-top

The physician orders a prothrombin time. Which of the following tubes should be used to collect the specimen? A. gray B. light blue C. yellow D. red

B. light blue

Which of the following evacuated tubes should the medical assistant draw first? A. lavender top B. light blue top C. light green top D. gold top

B. light blue top

A phlebotomist has received a requisition to collect a blood culture. Using a butterfly, three milliliters of blood is collected. Into which of the following bottles is the proper dispensation of the specimen? A. place all three mLs in the aerobic bottle B. place all three mLs in the anaerobic bottle C. place 1.5 mLs in the aerobic bottle followed by 1.5 mLs in the anaerobic bottle D. recollect the specimen

B. place all three mLs in the aerobic bottle

While performing a venipuncture, immediately before removing the needle, the medical assistant should A. activate the needle safety mechanism. B. release the tourniquet. C. gently invert the evacuated tubes. D. apply a gauze pressure dressing.

B. release the tourniquet

The patient reports feeling faint, and slumps forward during a venipuncture. After calling for assistance, which of the following actions should the medical assistant take next? A. remove the needle B. remove the tourniquet C. continue obtaining the specimen D. activate the needle safety mechanism

B. remove the tourniquet

When performing venipuncture on a patient with a left mastectomy, which site should the medical assistant use? A. back of left hand B. right antecubital fossa C. right saphenous vein D. left basilic vein

B. right antecubital fossa

Which of the following is a likely complication from repeated phlebotomy procedures in the same area? A. thrombosis B. sclerosed veins C. petechiae D. varicose veins

B. sclerosed veins

Which of the following is the additive in the light blue top tube? A. EDTA B. sodium citrate C. lithium heparin D. potassium oxalate

B. sodium citrate

Blood cultures are always drawn first because? A. they take more time to collect. B. to avoid contamination of the cultures. C. the bottles are not sterile. D. the different colored bottle tops indicate that they contain the same additive.

B. to avoid contamination of the cultures.

Which of the following actions is appropriate for the medical assistant to take if an evacuated tube does not even begin to fill during a specimen draw? A. terminate the stick and reattempt to complete collection B. try another evacuated tube prior to withdrawing from the vein C. rotate the tube within the tube holder D. invert the evacuated tube to restart blood flow

B. try another evacuated tube prior to withdrawing from the vein

In which of the following time frames should a tourniquet be routinely released on a patient while performing a blood draw? A. within 30 seconds B. within one minute C. within three minutes D. within five minutes

B. within one minute

The appropriate needle gauge to use for most venipuncture collections is A. 15. B. 18. C. 21. D. 24.

C. 21.

An infant is brought to the clinic for a CBC. After performing a heelstick, not enough blood is collected to perform the test. Which of the following actions should the medical assistant take? A. Add one drop of diluent to the bottom of the microtainer. B. Squeeze the punctured heel. C. Apply a warm compress. D. Apply a cool compress.

C. Apply a warm compress

What is the laboratory abbreviation for calcium? A. CA B. cal C. Ca D. CAL

C. Ca

The phlebotomist needs to draw routine labs. The skin preparation for this procedure would be. A. Sterilize the site by using a circular motion from the center to the periphery. B. Disinfect the site by using a circular motion from periphery to center C. Cleanse the site by using a circular motion from center to periphery D. Sterilize the site by using a circular motion from periphery to center

C. Cleanse the site by using a circular motion from center to periphery

When performing a CBC on a six year old, the parent insists upon using an anesthetic at the venipuncture site. Which would be correct? A. lidocaine Jelly B. xylocaine jelly C. EMLA D. TAC

C. EMLA

The laboratory requisition indicates that you are to collect a venous blood specimen for hematology CBC testing, serum chemistry testing, and coagulation studies. What is the proper order of collection for these tubes? A. Red, light blue, lavender B. Yellow, red, light blue C. Light blue, red, lavender D. Red, lavender, yellow

C. Light blue, red, lavender

Which of the following tests is required in all 50 states to screen newborns for metabolic disease? A. HIV B. RSV C. PKU D. Rh Factor

C. PKU

During a blood draw, a patient begins complaining of discomfort and tingling, at which time the phlebotomist notices bruising and discoloration at the site. How should the phlebotomist proceed? A. Release the tourniquet, withdraw the needle, and apply ice. B. Withdraw the needle immediately, apply pressure, and apply ice. C. Release the tourniquet, withdraw the needle, and apply pressure. D. Release the tourniquet, withdraw the needle, apply pressure, and bend the patient's arm.

C. Release the tourniquet, withdraw the needle, and apply pressure.

The medical assistant is collecting four tubes of blood on a patient who begins wheezing. She asks the patient if he is okay, he states that he has asthma. The medical assistant is in the process of switching to the fourth tube when the patient faints in the phlebotomy chair. Which of the following steps should the medical assistant take? A. Put on the fourth tube and finish the collection since the patient is still sitting in the chair. B. Put on the fourth tube and finish the collection, but call for help immediately. C. Stop the collection, apply pressure to site, call for help, and assist the patient. D. Stop the collection, apply pressure to site, and use an ammonia inhalant to revive patient.

C. Stop the collection, apply pressure to site, call for help, and assist the patient.

A medical assistant has active symptoms of the common cold. Under which of the following conditions may he perform venipuncture? A. The medical assistant may not perform venipuncture with an active cold. B. The medical assistant may perform venipuncture provided the patient is wearing a mask. C. The medical assistant may perform venipuncture provided he is wearing a mask and afebrile. D. The medical assistant may perform routine venipuncture as usual

C. The medical assistant may perform venipuncture provided he is wearing a mask and afebrile.

Which of the following statements best describes the reason antecubital veins are most desirable to use when performing venipuncture? A. These veins are more flexible and allow for large bore needles. B. These veins have thin walls, making it easier to penetrate with the needle. C. The tissue surrounding these veins is less sensitive, making the procedure less painful. D. The veins are the most superficial and are therefore easier to see.

C. The tissue surrounding these veins is less sensitive, making the procedure less painful.

89. When a complete metabolic profile (CMP) and complete blood count (CBC) are ordered at the same time, why should the CMP be drawn first? A. The CMP is collected in blood culture tubes which require a sterile collection. B. Drawing the tubes with additives first leads to hemolysis. C. Tubes without additives should be drawn before tubes with additives. D. Whole blood should be collected before serum.

C. Tubes without additives should be drawn before tubes with additives.

After several minutes of searching the medical assistant can only palpate a small vein. The patient is prepared and the venipuncture is performed. The blood is filling the tube, but slows and then stops even though the patient and medical assistant remained still. Which of the following actions should the medical assistant take? A. Advance the needle slightly because the needle is no longer in the vein. B. Pull back slightly because the needle has gone through the vein. C. Use a smaller tube because the vein has collapsed. D. Slightly turn the needle because the bevel is partly through the vein.

C. Use a smaller tube because the vein has collapsed.

After a patient's skin is punctured to obtain a blood glucose level, what should be the phlebotomist's next step? A. Use the first drop of visible blood, and place it onto the test strip. B. Use an alcohol pad to wipe away the first drop. C. Use a sterile gauze pad to remove the first drop. D. Squeeze the fingertip, and place the large blood drop onto the test strip.

C. Use a sterile gauze pad to remove the first drop.

To help prevent a hematoma at the site after drawing blood, which of the following actions does the medical assistant take? A. ask the patient to make a fist B. clean the site with an alcohol prep C. apply direct pressure with cotton gauze D. have the patient bend the elbow to hold cotton gauze on the site

C. apply direct pressure with cotton gauze

The physician has ordered a prothrombin time (PT) and complete blood count (CBC) for an adult patient with a diagnosis of thrombophlebitis. The medical assistant should collect the evacuated tubes in which of the following orders? A. lavender, blue B. blue, red C. blue, lavender D. red, blue

C. blue, lavender

When performing a fingerstick on a patient, the phlebotomist must pay close attention to the extremity that has been compromised by A. dry skin, bug bites, and coldness. B. circulation, swelling, and infection. C. swelling, infection, and dry skin. D. circulation, dry skin, and infection.

C. circulation, swelling, and infection.

Venipuncture on the foot is performed in which of the following locations? A. medial plantar surface B. posterior curvature C. dorsal pedis D. anterior curvature

C. dorsal pedis

The physician orders a hemoglobin level to be checked on a 2-month-old patient. Which of the following sites should the medical assistant use to obtain the specimen? A. lateral fingertip B. antecubital space C. heel of the foot D. superficial scalp vein

C. heel of the foot

80. While performing a venipuncture, the medical assistant removes the filled tubes, but forgets to remove the tourniquet prior to needle withdrawal. Which of the following is the most likely result? A. syncope B. hemoconcentrated specimen C. hematoma D. hemolyzed specimen

C. hematoma

Forceful shaking of blood in an evacuated collection tube will cause which of the following complications? A. hemostasis B. hemoconcentration C. hemolysis D. contamination

C. hemolysis

Which of the following steps is completed first in performing venipuncture? A. apply the tourniquet B. cleanse site with an alcohol wipe C. identify the patient D. arrange tubes in order of draw

C. identify the patient

Which of the following tubes should the medical assistant select in collecting a blood sample for a Complete Blood Count (CBC)? A. red top, no additive B. blue top, sodium citrate additive C. lavender top, ethylenediaminetetraacetic acid additive D. green top, lithium heparin additive

C. lavender top, ethylenediaminetetraacetic acid additive

A patient is at the lab for their weekly PT/INR. Which of the following tubes should the medical assistant collect for this test? A. red top B. lavender top C. light blue top D. green top

C. light blue top

The phlebotomist is drawing blood from a patient that is taking blood thinners. Which of the following is a necessary piece of additional equipment to have at the drawing station? A. paper tape B. elastic gauze C. non-adhering bandage D. adhesive tape

C. non-adhering bandage

A phlebotomist has received a requisition to collect a blood specimen on patient in isolation. When entering the patient's room, which should the phlebotomist do first? A. put on the gloves B. put on the mask C. put on the gown D. put on gloves, a mask, and a gown. The order is not important.

C. put on the gown

Which patient description is correctly matched with the appropriate site selection? A. A 53-year old female that has had a double mastectomy has a specimen collected on the palmar side of the wrist. B. A two-day old male has a specimen collected from central section of the plantar surface of the heel. C. A two-year old female has a specimen collected from the palmar surface of the distal phalanx of the fifth finger. D. A 53-year old male with a central line has a specimen collected from the dorsal side of the hand.

D. A 53-year old male with a central line has a specimen collected from the dorsal side of the hand.

Which of the following is the proper way to identify a patient prior to performing a venipuncture? A. Ask the patient if he/she is a certain patient (i.e. "Are you Steven Smith?"). B. Verify the patient's order against the name on the chart. C. Ask the nurse what the patient's name is. D. Ask the patient to state his/her full name and DOB and compare to the chart.

D. Ask the patient to state his/her full name and DOB and compare to the chart.

Which of the following actions by the medical assistant demonstrates safe use of a centrifuge? A. Ensure all specimen tubes are uncapped. B. Open at timed intervals to monitor proper function. C. Open the centrifuge during operation to ensure the separation of blood cells from serum. D. Balance the tube load to prevent breakage.

D. Balance the tube load to prevent breakage.

The medical assistant is collecting a sample on a 2 year old outpatient by finger stick. Following the collection, the medical assistant holds firm pressure on the site until bleeding has stopped. How should the medical assistant proceed? A. Put a cartoon character bandage on the site. B. Bandage with a pressure wrap. C. Bandage with gauze and tape. D. Do not bandage the site.

D. Do not bandage the site.

Since special precautions are needed for patients with Vascular Access Devices, which of the following devices are contraindicated for any type of blood draws? A. Arterial line catheter B. Central venous catheter C. PICC Line catheter D. Fistula

D. Fistula

105. Which of the following actions should the medical assistant take to prevent hemolysis of a blood specimen in an EDTA tube? A. Store the tube in the refrigerator after the specimen has been collected. B. Use a 25 gauge needle or smaller to collect the specimen. C. Allow the tube to stand for 20 minutes prior to processing. D. Gently invert the tube after collecting the specimen.

D. Gently invert the tube after collecting the specimen.

Which of the following tests is drawn in an EDTA tube for the hematology department of the laboratory? A. BMP B. HCG C. PTT D. HGB

D. HGB

Which of the following characteristics applies to veins A. Transports blood from peripheral tissues directly to the lungs B. Carry blood that is normally blue in color C. Have thicker walls than arteries D. Have valves to prevent backflow of blood

D. Have valves to prevent backflow of blood

The medical assistant completes a venipuncture in the antecubital area without complications. Pressure is placed on the site following the collection. The patient is still bleeding after five minutes of continuous pressure by the medical assistant and there is bruising at the site. The medical assistant asks the patient if she is on anticoagulants. The patient indicates that she is, and states that this is normal for her. How should the medical assistant proceed? A. Apply a pressure bandage and let the patient leave. B. Bend the arm up, apply a pressure bandage, wait 2 minutes, and notify nurse. C. Hold direct pressure for 2 minutes, apply a bandage, and let the patient leave. D. Hold direct pressure until bleeding stops, apply a bandage, and notify nurse.

D. Hold direct pressure until bleeding stops, apply a bandage, and notify nurse.

A phlebotomist is staffing the outpatient clinic at a remote site. There is a centrifuge at the site, but it is not functional. The courier will be arriving to pick-up all samples collected at 1300, and will deliver to the testing laboratory at 1500.A patient arrives at 1200 with orders for Complete Blood Count, Prothrombin Time, and Basic Metabolic Panel. Which tubes should the phlebotomist use for blood collection? A. Lavender, Blue, Red B. Lavender, Blue, Gray C. Lavender, Blue, Red, Green D. Lavender, Blue, Green, Gray

D. Lavender, Blue, Green, Gray

Which of the following Vacutainer tubes is routinely used for hematology testing? A. Red-topped B. Green-topped C. Yellow-topped D. Lavender-topped

D. Lavender-topped

Name the two most used patient identifiers. A. Bed number/Physicians name B. Medical record number/date of birth C. Patient's name/date of birth D. Patient's name/Physicians name

D. Patient's name/date of birth

After the phlebotomist puts on latex gloves and ties a non-latex tourniquet on the patient's arm, the patient indicates that he is highly allergic to latex. Which of the following is the phlebotomist's best course of action? A. Remove the tourniquet, change to non-latex gloves and proceed with the same tourniquet. B. Change to non-latex gloves and use a new tourniquet. C. Wash hands, change to non-latex gloves, and proceed with the same tourniquet. D. Remove the tourniquet, wash hands, change to non-latex gloves and use a new tourniquet.

D. Remove the tourniquet, wash hands, change to non-latex gloves and use a new tourniquet.

The phlebotomist is drawing plain red, lavender, and blue top tubes. Upon completion of the blood draw, the phlebotomist noticed that an order that requires a SST has been missed. What would be the next action? A. Stick the patient again to obtain all the tubes necessary B. Use a syringe and take some blood from one of the other tubes C. Put a sticker on the blue tube and tell the CLS to share the specimen D. Share the plain red top specimen for the SST test.

D. Share the plain red top specimen for the SST test.

After centrifuging a blood specimen, the medical assistant notes the serum has a reddish appearance. Which of the following has occurred? A. The finding is normal. B. The specimen is contaminated with neutrophils. C. A buffy coat has formed and discolored the serum. D. The specimen is hemolyzed.

D. The specimen is hemolyzed.

When performing a venipuncture on an infant, the amount of blood taken from the infant should be monitored to avoid A. septicemia B. polycythemia C. venous thrombosis D. anemia

D. anemia

An entry level medical assistant goes to collect blood from a 70-year-old woman with diabetes who had a mastectomy of the left breast. The medical assistant notices a PICC line in the patient's right arm. For this specimen collection, the medical assistant should A. draw the specimen from the left arm. B. draw the specimen from the PICC line. C. draw the specimen from one of the ankles. D. ask a nurse to collect the specimen.

D. ask a nurse to collect the specimen.

At what time should a test tube be labeled with the patient's identification? A. before entering the patient's room B. after leaving the patient's room C. before leaving the patient's room, before drawing the blood D. before leaving the patient's room, after drawing the blood

D. before leaving the patient's room, after drawing the blood

Which of the following specimens is most susceptible to cross contamination and should always be drawn first? A. hematocrit B. serum cholesterol C. complete blood count D. blood culture

D. blood culture

A 2 week old infant has been brought to the lab for a repeat PKU/neonatal screening. Which of the following collection procedures is appropriate to collect the specimens? A. venipuncture using evacuated tube system B. venipuncture using winged infusion set C. capillary using dermal puncture lancet D. capillary using heel puncture lancet

D. capillary using heel puncture lancet

The medical assistant is asked to draw blood from a patient with an I.V. whose opposite, left arm is inaccessible. Drawing blood from which of the following sites would be appropriate without a physician's approval? A. Draw from the ankle B. Draw from the I.V. line C. draw from the right arm proximal to the I.V. site D. draw from the right arm distal to the I.V. site

D. draw from the right arm distal to the I.V. site

For which of the following patients is the use of an adhesive bandage contraindicated? A. adult with hemophilia B. immunocompromised child C. adolescent with sickle cell anemia D. newborn with hyperbilirubinemia

D. newborn with hyperbilirubinemia

A centrifuge functions in which of the following ways? A. slowly warms a refrigerated blood specimen to room temp B. magnifies cellular blood components C. measures the amount of glucose in a patient's blood D. rotates to separate components of a patient's blood

D. rotates to separate components of a patient's blood