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Phlebotomy Technician Exam
Terms in this set (83)
You're collecting a urine specimen from a patient for a pre-employment drug test. Which of the following actions should the technician take?
Verify that the specimen contains at least 45 mL of urine.
How frequently should a phlebotomy technician perform a quality control test on a glucometer in the laboratory?
Every day the meter is used.
You receive a chemical splash on your forearm, after removing the contaminating clothing, which of the following is the minimum amount of time the you should rinse the affected area?
Which of the following test results are affected when a phlebo tech uses povidone-iodine to cleanse a site for a dermal puncture?
Which of the following should a phlebotomy tech take to locate a vein using the warming technique?
Encase the warm towel in a plastic bag.
You are applying a tourniquet prior to collecting a blood specimen from a patient. Which of the following actions should the technician take?
Tuck a partial loop of tourniquet underneath the tourniquet.
You are preparing to perform a blood draw on a patient who had a left-sided mastectomy and has an IV on her right side. Which location should you perform the draw?
Below the IV after the nurse shuts off the flow of the IV to prevent infiltration of the IV site
You should transport a semen sample at which of the following temperatures?
36-38 celsius or 98.6 F
Which of the following actions is required to take before leaving a patient's room?
Initial and mark the date and time on each tube drawn
Which of the following statements by the patient indicates an understanding of the procedure?
"I will collect the specimen in a sterile container and return it to the lab within 1 hour".
Which of the following colors signifies a health hazard in the National Fire Protection Association 704 marking system?
You are using a point-of-care test system to determine a patient's WBC count. For which of the following results should the technician immediately notify the provider?
You are collecting a blood specimen from a patient to measure the through level of a medication. The technician should collect the specimen at which of the following times?
Within 15 min before the patient receives the next dose of medication.
You are taking blood specimens to a laboratory. Which of the following actions should the technician take?
Place the specimens in a lockable container.
After verifying a patient's identity, you see that the patient's lab results are ready. Which of the following actions should the technician take?
Inform the patient to contact the ordering provider to obtain the results.
You are preparing to draw a peak level for a medication that was administered orally to a patient. After verifying when the patient received the medication, how long should you wait prior to attempting the draw?
2 hr after administration
Which additive is needed for a chromosome analysis?
A provider has ordered a urine culture and sensitivity test. Which of the following types of urine collection should a phlebotomy technician obtain?
Which collection tube is needed to obtain a patient's sodium level?
You are collecting capillary blood on a filter paper card to screen a newborn for phenylketonuria, which of the following actions should you take?
Apply blood to the printed side of the filter paper.
A patient states that they live nearby and ran to the facility to "get in some running time today", which of the following precautionary actions should the technician take?
Have the patient rest comfortably for at least 15 min before the venipuncture.
Which of the following specimens should the tech protect from bright light by placing it in an amber/ brown biohazard bag for transport?
You are collecting blood from a patient for donation. The collection bag only fills halfway, and the vein collapses. Which of the following actions should the technician take?
Use a new collection bag to draw a new unit of blood.
You are obtaining a blood culture specimen from an adult patient, which of the following actions should you take?
Withdraw the blood into a sterile safety syringe.
After placing a tourniquet on a patient's arm, you notice small red spots below the tourniquet. Which of the following terms describes these spots?
You have a requisition form for a series of tests on a patient's serum, you should select a collection tube that contains which of the following additives?
According standard precautions, a phlebotomy tech should take which of the following actions when shipping specimens to a reference lab in hot weather?
Place the specimens in a box with cold packs and a biohazard label
You are performing a total cholesterol point-of-care test for a patient, which of the following findings should you immediately report to the provider?
Which of the following collection tubes should you use when collecting for a routine chemistry test that requires serum?
An unconscious patient is brought to the emergency department, and several blood tests are ordered. A tech should collect the patient's blood because he has received which of the following types of consent?
You are reviewing a lab test requisition form before obtaining blood specimens from a patient. Which of the following actions should the tech take prior to performing the venipuncture?
Check the requisition form for duplicate orders.
You should identify that which of the following is an identifier for a specimen as long as it remains in the lab?
You should select a tube that has which of the following additives when collecting a blood specimen for a CBC?
Which collection tube is needed for an erythrocyte sedimentation rate test?
Which needle size is needed for collecting donor units of blood?
You should select a tube that has which of the following anticoagulants to collect a sample for a PT/PTT test?
When should you perform external liquid controls for quality control on a CLIA-waived glucose point-of-care test?
When a new lot number or kit is opened
You are preparing to obtain a blood specimen from a patient for thyroid studies. You should select a collection tube that has a top with of the following colors?
To prevent hospital acquired infections, a tech should clean items that have been contaminated by blood with a 1:10 dilution of which of the following substances and water?
Which of the following reasons should a tech centrifuge a serum before transport to an outside reference lab?
Cells must be separated from the serum
Prior to transport, which of the following specimens should a tech place in an ice bath within 30 mins after collection?
Arterial blood gas
Before performing the venipuncture, the tech should allow the site to dry for which of the following reasons?
Alcohol requires time for antiseptic action to take effect.
You are collecting a blood specimen from a patient who has cutaneous diphtheria. Besides gloves, which of the following pieces of ppe should you wear?
You are preparing to collect a vancomycin peak level for a patient in an inpatient setting. Which of the following actions should the tech take prior to collecting the blood specimen?
Ask the attending nurse if the patient's vancomycin schedule is accurate.
Which of the following troponin T levels should the tech immediately report to the provider?
You should use a capillary collection instead of a venipuncture in which of the following situations?
A patient's veins are inaccessible
The order of draw for capillary collections is different from venipuncture for which of the following reasons?
An increased rate of coagulation
A tech is collecting a blood specimen from a patient. To avoid hemolysis, which of the following precautions should the tech take?
Ensure the alcohol at the insertion site has dried
A tech is following the clinical Lab Standards Institute's (CLSI) clinical lab workflow pathway. As a part of the post exam process, which of the following actions should the tech take?
Enter critical lab data
A tech is collecting a blood sample from a newborn who weighs 3 kg (6.6 lb). Which of the following amounts is the maximum volume of blood the tech can draw from this newborn at one time if the maximum allowable volume is 1%?
Which of the following sources for patient identification should a phlebotomy tech use in an impatient setting?
Verbal and wristband
For which of the following procedures should a tech follow chain of custody guidelines?
a small hemorrhagic spot in the skin
Inflammation of a blood vessel
Locations that should not be used for venipuncture
-Above an IV catheter's insertion site in an arm
-An arm that has arteriovenous fistula or shunt for hemodialysis
-An arm that has a central venous access device
-Antecubital fossa on the same side of a recent mastectomy
-Site that was edema
-Site that has scarring
-Site that has a hematoma
Indicator of the concentration of urine, the expected range is 1.003 to 1.030
White blood cells and nitrates
Can indicate bleeding, infection, cancer, kidney disease, chemical poisoning, and other pathology
Products of fat metabolism, presence in urine can result from diabetes, starvation, or vomiting
Can indicate liver disease or red blood cell destruction
Can indicate inflammation, infection, kidney disease, or chemical poisoning
How long until a should a semen sample be in the lab
Within 2 hrs
Blood Culture Bottles or yellow topper
-Anaerobic tube is collected first if using a syringe
-Aerobic tube is collected first when blood is collected using a butterfly needle
-Yellow stopper contains additive SPS
-Must be filled 100%
-Can be red, gold, speckled red and gray, or red and black
-Some serum tubes contain no additive
-Some contain clot activator
-Must be allowed to clot for 30 min prior to centrifugation
Rapid Serum Tubes
-Need to clot for 5 min
-Both are anticoagulants that prevent clotting and the shape of cells v
EDTA ( reserves the shape of cells and reduces platelet clumping)
EDTA, blood bank
-sodium fluoride and potassium oxalate
-glucose and alcohol blood collections
-Acid citrate dextrose (ACD)
-Used for blood collections such as DNA
Royal or dark blue
-Tube is as free of element contamination as possible
-Can contain EDTA, sodium citrate, or heparin or could be serum tubes
-Serum Separator tube
-When an ETS serum tube contains a gel separator
-Plasma separator tube
-When a plasma tube contains a gel separator
Capillary order of draw
Blood gas collections
Collected first because it helps ensure the blood that is tested is as close as possible to what is in the patient's body
Purple, lavender, pink, or pearl cap
Any other additive specimens
Red or gold
the removal of blood plasma from the body by the withdrawal of blood, its separation into plasma and cells, and the reintroduction of the cells, used especially to remove antibodies in treating autoimmune diseases.
For patients who are hospitalized, blood can be drawn every day or few hours, which of the following types of anemia often results
A phlebotomist is preparing a blood specimen for a bilirubin test. Which of the following requirements is necessary for this specimen?
Protect it from light by wrapping it in foil
Close to the site of patient care such as bedside, exam room, or provider's office
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